Leadership

Meet the Team

Cyxtera brings together executives, thought leaders, and technology innovators from some of the world’s leading data center and security companies.


Corporate
Security & Analytics
Data Centers
Manuel D. Medina - CEO

Manuel D. Medina

CEO

Nelson Fonseca - President & Chief Operating Officer

Nelson Fonseca

President & Chief Operating Officer

Barry Field - Chief Revenue Officer

Barry Field

Chief Revenue Officer

Rene A. Rodriguez - Chief Financial Officer

Rene A. Rodriguez

Chief Financial Officer

Randy Rowland - President, Data Center Services

Randy Rowland

President, Data Center Services

Victor Semah - Chief Legal Officer

Victor Semah

Chief Legal Officer

Simon West - Chief Marketing Officer

Simon West

Chief Marketing Officer

Frank Barnett - Chief Human Resources Officer

Frank Barnett

Chief Human Resources Officer

Leo Casusol - Chief Information Officer

Leo Casusol

Chief Information Officer

Gregory J. Touhill - President, Cyxtera Federal Group

Gregory J. Touhill

President, Cyxtera Federal Group

Leo Taddeo - Chief Information Security Officer

Leo Taddeo

Chief Information Security Officer

Christopher W. Day - Chief Cybersecurity Officer and GM, Threat Mgmt & Analytics

Christopher W. Day

Chief Cybersecurity Officer and GM, Threat Mgmt & Analytics

Kurt Glazemakers - CTO, Software-Defined Perimeter

Kurt Glazemakers

CTO, Software-Defined Perimeter

David Keasey - EVP, Data Center Sales

David Keasey

EVP, Data Center Sales

Kelly Sullivan - VP, Data Center Engineering & Operations

Kelly Sullivan

VP, Data Center Engineering & Operations

Mitch Fonseca - VP, Data Center Products

Mitch Fonseca

VP, Data Center Products

Thomas Cannady - VP, Network Services

Thomas Cannady

VP, Network Services

Ben Stewart - VP, Engineering & Innovation

Ben Stewart

VP, Engineering & Innovation

Jason Lochhead - CTO, Infrastructure

Jason Lochhead

CTO, Infrastructure

Manuel D. Medina
CEO

Manuel D. Medina is Chairman and CEO of Cyxtera Technologies, bringing together a set of modern, software-defined cybersecurity capabilities with a global data center platform to deliver secure infrastructure solutions to enterprises and government agencies.

Medina was the Founder, Chairman of the Board and CEO of Terremark, a publicly traded company on NASDAQ until April of 2011, when Terremark was acquired by Verizon for an enterprise value of $2 billion. At Terremark, Medina brought his vision to deliver a comprehensive set of best-of-breed IT infrastructure services from world-class data center facilities to fruition. Under his leadership, Terremark distinguished itself as a leading global provider of enterprise cloud computing, data center and cybersecurity services for Fortune 1,000 enterprises and federal government agencies.

Following the sale of Terremark, in 2012, Medina founded Medina Capital, a private equity firm with a focus on emerging cybersecurity technologies, and currently serves as managing partner. Medina is also the Founder and Chairman of the Board of eMerge Americas, the premier technology event connecting the U.S., Latin America and Europe. He has been recognized with accolades from many business and community organizations for his leadership and community service.

He is a frequent speaker on topics ranging from technology trends and global business to entrepreneurship and has served as a panelist and keynote speaker at large conferences and IT industry tradeshows. He also delivers inspiring commencement addresses to students at colleges and universities.

Medina received his bachelor’s degree in Accounting from Florida Atlantic University.

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Manuel D. Medina - CEO
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Manuel D. Medina
CEO

Manuel D. Medina is Chairman and CEO of Cyxtera Technologies, bringing together a set of modern, software-defined cybersecurity capabilities with a global data center platform to deliver secure infrastructure solutions to enterprises and government agencies.

Medina was the Founder, Chairman of the Board and CEO of Terremark, a publicly traded company on NASDAQ until April of 2011, when Terremark was acquired by Verizon for an enterprise value of $2 billion. At Terremark, Medina brought his vision to deliver a comprehensive set of best-of-breed IT infrastructure services from world-class data center facilities to fruition. Under his leadership, Terremark distinguished itself as a leading global provider of enterprise cloud computing, data center and cybersecurity services for Fortune 1,000 enterprises and federal government agencies.

Following the sale of Terremark, in 2012, Medina founded Medina Capital, a private equity firm with a focus on emerging cybersecurity technologies, and currently serves as managing partner. Medina is also the Founder and Chairman of the Board of eMerge Americas, the premier technology event connecting the U.S., Latin America and Europe. He has been recognized with accolades from many business and community organizations for his leadership and community service.

He is a frequent speaker on topics ranging from technology trends and global business to entrepreneurship and has served as a panelist and keynote speaker at large conferences and IT industry tradeshows. He also delivers inspiring commencement addresses to students at colleges and universities.

Medina received his bachelor’s degree in Accounting from Florida Atlantic University.

Manuel D. Medina - CEO
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Nelson Fonseca
President & Chief Operating Officer

Nelson Fonseca has more than 20 years of experience as an IT executive with expertise in IT infrastructure operations, sales, business development, telecommunications, and government contracting.

Fonseca served in positions of increasing seniority at Terremark from 2001 through 2012, most recently as President. In that role he was responsible for managing Terremark's cloud, internet data center and managed security business that included 3,500 employees, over $1.5 billion in revenue and operations in 19 countries.

Since October 2012, Fonseca has served as a Partner of Medina Capital where, among his other responsibilities, he has focused on providing strategic advice and counsel to Medina Capital portfolio companies in the areas of operations, strategy, business development, mergers and acquisitions, international business and government contracting. He started his professional career as an engineer in the wireless network division at Nortel Networks and held various business development positions at Telcordia Technologies, formerly Bellcore. Fonseca received his bachelor’s degree in Computer Science from Barry University and his master’s degree in Business Administration from the University of Miami.

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Nelson Fonseca - President & Chief Operating Officer
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Nelson Fonseca
President & Chief Operating Officer

Nelson Fonseca has more than 20 years of experience as an IT executive with expertise in IT infrastructure operations, sales, business development, telecommunications, and government contracting.

Fonseca served in positions of increasing seniority at Terremark from 2001 through 2012, most recently as President. In that role he was responsible for managing Terremark's cloud, internet data center and managed security business that included 3,500 employees, over $1.5 billion in revenue and operations in 19 countries.

Since October 2012, Fonseca has served as a Partner of Medina Capital where, among his other responsibilities, he has focused on providing strategic advice and counsel to Medina Capital portfolio companies in the areas of operations, strategy, business development, mergers and acquisitions, international business and government contracting. He started his professional career as an engineer in the wireless network division at Nortel Networks and held various business development positions at Telcordia Technologies, formerly Bellcore. Fonseca received his bachelor’s degree in Computer Science from Barry University and his master’s degree in Business Administration from the University of Miami.

Nelson Fonseca - President & Chief Operating Officer
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Barry Field
Chief Revenue Officer

Barry Field brings extensive experience as a sales executive leading successful IT infrastructure and software-enabled technology sales organizations. Field previously served as CEO of Cryptzone, where he led the strategic vision, product development, international growth and expansion into new markets.

Field served in positions of increasing seniority at Terremark from 2007 until 2013, most recently as SVP of Global Sales. In that role, he was responsible for managing the global sales organization for the cloud, data center and managed security businesses. Verizon/Terremark’s total revenues at the time of Mr. Field’s departure exceeded $1.5 billion.

Since March 2013, Field has served as a Partner of Medina Capital with a focus on implementing and improving portfolio company enterprise sales and go-to-market strategies that drive revenue and increase business development through various channels.

Prior to joining Terremark, Field served in multiple sales leadership roles for Data Return, a managed services provider that was ultimately acquired by Terremark. Field’s early career included roles as a sales representative with iKnowledge in the Boston area, and as a District Sales Manager and Sales Representative with Wallace Computer Services in the New York City area. Field received his bachelor’s in Marketing from Fairfield University.

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Barry Field - Chief Revenue Officer
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Barry Field
Chief Revenue Officer

Barry Field brings extensive experience as a sales executive leading successful IT infrastructure and software-enabled technology sales organizations. Field previously served as CEO of Cryptzone, where he led the strategic vision, product development, international growth and expansion into new markets.

Field served in positions of increasing seniority at Terremark from 2007 until 2013, most recently as SVP of Global Sales. In that role, he was responsible for managing the global sales organization for the cloud, data center and managed security businesses. Verizon/Terremark’s total revenues at the time of Mr. Field’s departure exceeded $1.5 billion.

Since March 2013, Field has served as a Partner of Medina Capital with a focus on implementing and improving portfolio company enterprise sales and go-to-market strategies that drive revenue and increase business development through various channels.

Prior to joining Terremark, Field served in multiple sales leadership roles for Data Return, a managed services provider that was ultimately acquired by Terremark. Field’s early career included roles as a sales representative with iKnowledge in the Boston area, and as a District Sales Manager and Sales Representative with Wallace Computer Services in the New York City area. Field received his bachelor’s in Marketing from Fairfield University.

Barry Field - Chief Revenue Officer
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Rene A. Rodriguez
Chief Financial Officer

Rene Rodriguez has more than 13 years of experience as a finance executive with expertise in managing financial operations, capital markets, investor relations, financial analysis and mergers and acquisitions.

Since 2012, Rodriguez has served as a Partner and CFO of Medina Capital. In that role, Rodriguez focuses on evaluating potential investments, fund raising and financial guidance across the firm’s portfolio.

Rodriguez served in positions of increasing seniority at Terremark from 2005 until June 2011, most recently as Vice President of Financial Planning. In that role, he was responsible for the reporting of the financial and operational results of Terremark and its subsidiaries to its executive team and the investor community.

Prior to joining Terremark, Rodriguez held various positions at the Burger King Corporation focusing on worldwide valuation, process improvement, investment analysis and international fraud audits. Rodriguez started his professional career as part of the assurance practice at BDO Seidman LLP focusing on the firm’s financial services, technology, hospitality and aviation clients in South Florida, the Caribbean and Central America.

Rodriguez received his bachelor’s in Business Administration from the University of Notre Dame and his master’s in Business Administration from the University of Miami.

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Rene A. Rodriguez - Chief Financial Officer
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Rene A. Rodriguez
Chief Financial Officer

Rene Rodriguez has more than 13 years of experience as a finance executive with expertise in managing financial operations, capital markets, investor relations, financial analysis and mergers and acquisitions.

Since 2012, Rodriguez has served as a Partner and CFO of Medina Capital. In that role, Rodriguez focuses on evaluating potential investments, fund raising and financial guidance across the firm’s portfolio.

Rodriguez served in positions of increasing seniority at Terremark from 2005 until June 2011, most recently as Vice President of Financial Planning. In that role, he was responsible for the reporting of the financial and operational results of Terremark and its subsidiaries to its executive team and the investor community.

Prior to joining Terremark, Rodriguez held various positions at the Burger King Corporation focusing on worldwide valuation, process improvement, investment analysis and international fraud audits. Rodriguez started his professional career as part of the assurance practice at BDO Seidman LLP focusing on the firm’s financial services, technology, hospitality and aviation clients in South Florida, the Caribbean and Central America.

Rodriguez received his bachelor’s in Business Administration from the University of Notre Dame and his master’s in Business Administration from the University of Miami.

Rene A. Rodriguez - Chief Financial Officer
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Randy Rowland
President, Data Center Services

Randy Rowland leads Cyxtera’s global data center services business, responsible for all aspects including strategy, business management, operations, product development and evangelism.

Since February 2013, Rowland has served as a Partner of Medina Capital. In this role, Rowland is responsible for identifying companies with disruptive technologies and providing the portfolio with guidance on strategic initiatives around product strategy, development, operations and business development. As Chief Product Officer this continuity of experience is instrumental in bringing these acquisitions together to deliver industry-leading cybersecurity solutions as part of the Cyxtera portfolio.

From December 2011 to February 2013, Rowland served as Senior Director of Cloud Platform Services at VMware where he led key initiatives to evolve VMware’s as-a-service strategy focused primarily on Cloud Foundry and vCloud Services.

From 2007 through August 2011, Rowland was a Senior Vice President of Product Development of Terremark. Rowland guided Terremark into the emerging cloud computing industry by leading the development and launch of Terremark’s Enterprise Cloud service offering. He also provided overall direction and leadership of Terremark’s hosting and cloud services business unit and served as its General Manager for a period of time. From August 1999 until it was acquired by Terremark in 2007, Rowland was responsible for Product Development and Sales Engineering at Data Return.

Rowland received his bachelor’s degree in Industrial Distribution from Texas A&M University.

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Randy Rowland - President, Data Center Services
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Randy Rowland
President, Data Center Services

Randy Rowland leads Cyxtera’s global data center services business, responsible for all aspects including strategy, business management, operations, product development and evangelism.

Since February 2013, Rowland has served as a Partner of Medina Capital. In this role, Rowland is responsible for identifying companies with disruptive technologies and providing the portfolio with guidance on strategic initiatives around product strategy, development, operations and business development. As Chief Product Officer this continuity of experience is instrumental in bringing these acquisitions together to deliver industry-leading cybersecurity solutions as part of the Cyxtera portfolio.

From December 2011 to February 2013, Rowland served as Senior Director of Cloud Platform Services at VMware where he led key initiatives to evolve VMware’s as-a-service strategy focused primarily on Cloud Foundry and vCloud Services.

From 2007 through August 2011, Rowland was a Senior Vice President of Product Development of Terremark. Rowland guided Terremark into the emerging cloud computing industry by leading the development and launch of Terremark’s Enterprise Cloud service offering. He also provided overall direction and leadership of Terremark’s hosting and cloud services business unit and served as its General Manager for a period of time. From August 1999 until it was acquired by Terremark in 2007, Rowland was responsible for Product Development and Sales Engineering at Data Return.

Rowland received his bachelor’s degree in Industrial Distribution from Texas A&M University.

Randy Rowland - President, Data Center Services
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Victor Semah
Chief Legal Officer

Victor Semah is responsible for the company’s legal, contract management and risk management functions globally and serves as an advisor to management and the board of directors.

Prior to joining Cyxtera, Semah was a Shareholder in the Corporate & Securities Department of the international law firm Greenberg Traurig, P.A. At Greenberg Traurig, Semah represented public and private companies in merger and acquisition, capital raising, joint venture and other complex business transactions.

Semah holds a B.A. in Political Science from Baruch College of the City University of New York and a J.D. from the Boston University School of Law.

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Victor Semah - Chief Legal Officer
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Victor Semah
Chief Legal Officer

Victor Semah is responsible for the company’s legal, contract management and risk management functions globally and serves as an advisor to management and the board of directors.

Prior to joining Cyxtera, Semah was a Shareholder in the Corporate & Securities Department of the international law firm Greenberg Traurig, P.A. At Greenberg Traurig, Semah represented public and private companies in merger and acquisition, capital raising, joint venture and other complex business transactions.

Semah holds a B.A. in Political Science from Baruch College of the City University of New York and a J.D. from the Boston University School of Law.

Victor Semah - Chief Legal Officer
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Simon West
Chief Marketing Officer

Simon West leads global marketing and communications for Cyxtera, responsible for all aspects of the company's global marketing efforts including brand management, communications, field, channel and product marketing. West has spent his career marketing business-to-business technology solutions and played a key role in three of the largest transactions in the cloud and infrastructure services sector, most recently as CMO of Virtustream, a leading enterprise-class cloud provider, acquired by EMC in 2015 for $1.2 billion.

Prior to joining Virtustream he served as Chief Marketing Officer for SoftLayer Technologies. Over a two-year period, West directed a repositioning that established the company as a global leader in cloud infrastructure, ultimately leading to its sale to IBM in 2013 for $2 billion. Prior to SoftLayer, West served as CMO for Terremark, where he executed a comprehensive brand relaunch, positioning the company as a leader in the emerging cloud computing revolution, resulting in unprecedented brand awareness and revenue growth, prior to the company's sale in 2011 to Verizon for $2 billion.

Previously, West spent 11 years with Data Return, where he was part of the initial start-up team and played an instrumental role in taking the company through foundational business planning, product definition and systems development, through the planning and execution of an Initial Public Offering and the successful sale of the business.

West received his B.A. in Communications from the University of Texas at Arlington.

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Simon West - Chief Marketing Officer
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Simon West
Chief Marketing Officer

Simon West leads global marketing and communications for Cyxtera, responsible for all aspects of the company's global marketing efforts including brand management, communications, field, channel and product marketing. West has spent his career marketing business-to-business technology solutions and played a key role in three of the largest transactions in the cloud and infrastructure services sector, most recently as CMO of Virtustream, a leading enterprise-class cloud provider, acquired by EMC in 2015 for $1.2 billion.

Prior to joining Virtustream he served as Chief Marketing Officer for SoftLayer Technologies. Over a two-year period, West directed a repositioning that established the company as a global leader in cloud infrastructure, ultimately leading to its sale to IBM in 2013 for $2 billion. Prior to SoftLayer, West served as CMO for Terremark, where he executed a comprehensive brand relaunch, positioning the company as a leader in the emerging cloud computing revolution, resulting in unprecedented brand awareness and revenue growth, prior to the company's sale in 2011 to Verizon for $2 billion.

Previously, West spent 11 years with Data Return, where he was part of the initial start-up team and played an instrumental role in taking the company through foundational business planning, product definition and systems development, through the planning and execution of an Initial Public Offering and the successful sale of the business.

West received his B.A. in Communications from the University of Texas at Arlington.

Simon West - Chief Marketing Officer
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Frank Barnett
Chief Human Resources Officer

Frank Barnett serves as the Chief Human Resources Officer for Cyxtera. Barnett is responsible for the company’s human resources programs including talent acquisition, employee development, organization planning, pay and rewards and diversity. He brings 20 years of Human Resources leadership in corporate HR and in client facing HR outsourcing. Barnett has extensive experience leading organizational operations, driving large scale growth through talent acquisition and creating dynamic company culture through leadership and employee development.

Prior to joining Cyxtera, he served as SVP of Human Resources for Xerox. During his tenure at Xerox (now Conduent) from 2005 to 2017, Barnett held numerous leadership roles in Human Resources including leading North America HR Operations, HR Business Partner leader for Xerox Commercial Solutions and RVP for Human Resources Outsourcing. He started his professional career in labor relations with GTE and has worked in Human Resources leadership roles for CompuCom, Data Return, CVS/Caremark and Affiliated Computer Services.

Barnett received his BS in Economics from Texas A&M University and his MBA in Administration from the University of Texas, Arlington.

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Frank Barnett - Chief Human Resources Officer
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Frank Barnett
Chief Human Resources Officer

Frank Barnett serves as the Chief Human Resources Officer for Cyxtera. Barnett is responsible for the company’s human resources programs including talent acquisition, employee development, organization planning, pay and rewards and diversity. He brings 20 years of Human Resources leadership in corporate HR and in client facing HR outsourcing. Barnett has extensive experience leading organizational operations, driving large scale growth through talent acquisition and creating dynamic company culture through leadership and employee development.

Prior to joining Cyxtera, he served as SVP of Human Resources for Xerox. During his tenure at Xerox (now Conduent) from 2005 to 2017, Barnett held numerous leadership roles in Human Resources including leading North America HR Operations, HR Business Partner leader for Xerox Commercial Solutions and RVP for Human Resources Outsourcing. He started his professional career in labor relations with GTE and has worked in Human Resources leadership roles for CompuCom, Data Return, CVS/Caremark and Affiliated Computer Services.

Barnett received his BS in Economics from Texas A&M University and his MBA in Administration from the University of Texas, Arlington.

Frank Barnett - Chief Human Resources Officer
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Leo Casusol
Chief Information Officer

Leo Casusol leads Cyxtera’s internal information technology function. Prior to joining Cyxtera, Casusol served as the Chief Information Office at Liquidity Services. Where he led the Company’s development and deployment efforts to unify its global infrastructure and technology platforms. Before Liquidity Services, Casusol was CIO of Terremark, a Verizon company, where he was responsible for creating the most sophisticated service delivery platform to provide cloud computing services in the world.

Before that, he spent seven years at Quadrem, an Ariba Company, helping establish and grow one of the first and largest B2B e-commerce marketplaces in the mining industry supporting over $20 billion of annual transaction volume globally. Casusol is a multiple times recipient of the prestigious HITEC 100, most Influential Hispanic IT Executives in the U.S award.

Casusol received his bachelor’s in Systems Engineering from Santa Maria Catholic University of Arequipa and his master’s in Economics and Management from San Agustin University of Arequipa. He is also certified in Industrial Automation.

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Leo Casusol - Chief Information Officer
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Leo Casusol
Chief Information Officer

Leo Casusol leads Cyxtera’s internal information technology function. Prior to joining Cyxtera, Casusol served as the Chief Information Office at Liquidity Services. Where he led the Company’s development and deployment efforts to unify its global infrastructure and technology platforms. Before Liquidity Services, Casusol was CIO of Terremark, a Verizon company, where he was responsible for creating the most sophisticated service delivery platform to provide cloud computing services in the world.

Before that, he spent seven years at Quadrem, an Ariba Company, helping establish and grow one of the first and largest B2B e-commerce marketplaces in the mining industry supporting over $20 billion of annual transaction volume globally. Casusol is a multiple times recipient of the prestigious HITEC 100, most Influential Hispanic IT Executives in the U.S award.

Casusol received his bachelor’s in Systems Engineering from Santa Maria Catholic University of Arequipa and his master’s in Economics and Management from San Agustin University of Arequipa. He is also certified in Industrial Automation.

Leo Casusol - Chief Information Officer
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Gregory J. Touhill
President, Cyxtera Federal Group

Brigadier General (Ret) Gregory J. Touhill, CISSP, CISM, serves as President of Cyxtera Federal Group, which offers Cyxtera’s market-leading data center services and cybersecurity capabilities to federal agencies and departments.

Under Touhill’s leadership, Cyxtera Federal Group supports agencies across the federal government with a portfolio of secure infrastructure solutions delivered from a global footprint of world-class data centers, including six in the Washington, D.C. metropolitan area where the division is based.

Prior to joining Cyxtera, Touhill was appointed by President Barack Obama as the nation’s first ever Federal Chief Information Security Officer in 2016, where he was responsible for ensuring that the proper set of digital security policies, strategies and practices were adopted across all government agencies.

Brigadier General Gregory J. Touhill is a retired U.S. Air Force officer and combat veteran who served in several commands around the world including U.S. Transportation, Central, and Strategic Commands, and led the creation of the Air Force’s cyberspace operations training programs. He is a sought-after speaker and author within the information technology industry, where he is best-known for his “Cybersecurity for Executives: A Practical Guide,” which is used widely at colleges and universities across the country. He is also a faculty member at Carnegie Mellon University’s Heinz College, where he teaches Cyber Risk Management. Touhill is a recipient of numerous professional and education degrees from Harvard University’s John F. Kennedy School of Government, the Air War College, the University of Southern California and Penn State University.

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Gregory J. Touhill - President, Cyxtera Federal Group
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Gregory J. Touhill
President, Cyxtera Federal Group

Brigadier General (Ret) Gregory J. Touhill, CISSP, CISM, serves as President of Cyxtera Federal Group, which offers Cyxtera’s market-leading data center services and cybersecurity capabilities to federal agencies and departments.

Under Touhill’s leadership, Cyxtera Federal Group supports agencies across the federal government with a portfolio of secure infrastructure solutions delivered from a global footprint of world-class data centers, including six in the Washington, D.C. metropolitan area where the division is based.

Prior to joining Cyxtera, Touhill was appointed by President Barack Obama as the nation’s first ever Federal Chief Information Security Officer in 2016, where he was responsible for ensuring that the proper set of digital security policies, strategies and practices were adopted across all government agencies.

Brigadier General Gregory J. Touhill is a retired U.S. Air Force officer and combat veteran who served in several commands around the world including U.S. Transportation, Central, and Strategic Commands, and led the creation of the Air Force’s cyberspace operations training programs. He is a sought-after speaker and author within the information technology industry, where he is best-known for his “Cybersecurity for Executives: A Practical Guide,” which is used widely at colleges and universities across the country. He is also a faculty member at Carnegie Mellon University’s Heinz College, where he teaches Cyber Risk Management. Touhill is a recipient of numerous professional and education degrees from Harvard University’s John F. Kennedy School of Government, the Air War College, the University of Southern California and Penn State University.

Gregory J. Touhill - President, Cyxtera Federal Group
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Leo Taddeo
Chief Information Security Officer

Leo Taddeo is responsible for oversight of Cyxtera's global security operations, investigations and intelligence programs, crisis management, and business continuity processes. He provides deep domain insight into the techniques, tactics and procedures used by cybercriminals, to help Cyxtera continue to develop disruptive solutions that enable customers to defend against advanced threats and breaches.

Taddeo is the former Special Agent in Charge of the Special Operations/Cyber Division of the FBI’s New York Office. In this role, he directed over 400 special agents and professional support personnel conducting cyber investigations, surveillance operations, information technology support, and crisis management. Previous responsibilities focused on FBI international operations, including service as a Section Chief in the International Operations Division, where he managed operations in Africa, Asia, and the Middle East.

Taddeo received a B.S. in Applied Physics in 1987 from Rensselaer Polytechnic Institute. After completing his studies, Taddeo served as a tank officer in the US Marine Corps. In 1991, he was awarded a Purple Heart and Bronze Star Medal for valor for his service in the Gulf War. Following his service, Taddeo earned a J.D. from St. John’s University. Upon graduation, he joined the law firm of Mound, Cotton & Wollan in New York, where he practiced in the field of civil litigation until entering duty with the FBI.

Taddeo is a graduate of the CISO Executive Program at Carnegie Mellon University. He maintains the Certified Information Systems Security Professional (CISSP) and GIAC Certified Incident Handler certifications.

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Leo Taddeo - Chief Information Security Officer
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Leo Taddeo
Chief Information Security Officer

Leo Taddeo is responsible for oversight of Cyxtera's global security operations, investigations and intelligence programs, crisis management, and business continuity processes. He provides deep domain insight into the techniques, tactics and procedures used by cybercriminals, to help Cyxtera continue to develop disruptive solutions that enable customers to defend against advanced threats and breaches.

Taddeo is the former Special Agent in Charge of the Special Operations/Cyber Division of the FBI’s New York Office. In this role, he directed over 400 special agents and professional support personnel conducting cyber investigations, surveillance operations, information technology support, and crisis management. Previous responsibilities focused on FBI international operations, including service as a Section Chief in the International Operations Division, where he managed operations in Africa, Asia, and the Middle East.

Taddeo received a B.S. in Applied Physics in 1987 from Rensselaer Polytechnic Institute. After completing his studies, Taddeo served as a tank officer in the US Marine Corps. In 1991, he was awarded a Purple Heart and Bronze Star Medal for valor for his service in the Gulf War. Following his service, Taddeo earned a J.D. from St. John’s University. Upon graduation, he joined the law firm of Mound, Cotton & Wollan in New York, where he practiced in the field of civil litigation until entering duty with the FBI.

Taddeo is a graduate of the CISO Executive Program at Carnegie Mellon University. He maintains the Certified Information Systems Security Professional (CISSP) and GIAC Certified Incident Handler certifications.

Leo Taddeo - Chief Information Security Officer
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Christopher W. Day
Chief Cybersecurity Officer and GM, Threat Mgmt & Analytics

Prior to Cyxtera, Christopher Day was Chief Information Security Officer for Invincea, a next-generation endpoint security and anti-malware software company acquired by Sophos, Ltd in 2017. Before Invincea, Day was CTO for Packet Forensics and its subsidiaries that provide advanced cyber security products and large-scale threat and commercial intelligence services for government and the private sector.

Prior to Packet Forensics, Day was Chief Security Architect for Terremark, where he started the information security practice, including a professional services group and a managed security services operations center. After Terremark was acquired by Verizon in 2011 he was responsible for leading the Advanced Threat Intelligence and Mitigation Services team in the commercial and government sectors as well as the Verizon Terremark classified program delivery teams. He also led an advanced information security research and development team.

In March 2013, Day was appointed to the Defense Science Board, which provides guidance to the Secretary of Defense and other Department of Defense leaders on technical and strategic matters impacting national security. The White House National Security Council invited Day to participate as Control Staff for the 2012 National Level Exercise that focused heavily on a major cybersecurity crisis. He also served on the President’s National Security Telecommunications Advisory Committee’s (NSTAC) Secure Government Communications Subcommittee.

Day regularly speaks and lectures on cybersecurity topics and is a contributing author for a number of books and articles. He authored and co-authored four patents in cybersecurity and is a Fellow of the American Academy of Forensic Sciences. Day graduated from the University of Miami with a BS Magna Cum Laude in Physics and Mathematics and is member of Phi Beta Kappa.

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Christopher W. Day - Chief Cybersecurity Officer and GM, Threat Mgmt & Analytics
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Christopher W. Day
Chief Cybersecurity Officer and GM, Threat Mgmt & Analytics

Prior to Cyxtera, Christopher Day was Chief Information Security Officer for Invincea, a next-generation endpoint security and anti-malware software company acquired by Sophos, Ltd in 2017. Before Invincea, Day was CTO for Packet Forensics and its subsidiaries that provide advanced cyber security products and large-scale threat and commercial intelligence services for government and the private sector.

Prior to Packet Forensics, Day was Chief Security Architect for Terremark, where he started the information security practice, including a professional services group and a managed security services operations center. After Terremark was acquired by Verizon in 2011 he was responsible for leading the Advanced Threat Intelligence and Mitigation Services team in the commercial and government sectors as well as the Verizon Terremark classified program delivery teams. He also led an advanced information security research and development team.

In March 2013, Day was appointed to the Defense Science Board, which provides guidance to the Secretary of Defense and other Department of Defense leaders on technical and strategic matters impacting national security. The White House National Security Council invited Day to participate as Control Staff for the 2012 National Level Exercise that focused heavily on a major cybersecurity crisis. He also served on the President’s National Security Telecommunications Advisory Committee’s (NSTAC) Secure Government Communications Subcommittee.

Day regularly speaks and lectures on cybersecurity topics and is a contributing author for a number of books and articles. He authored and co-authored four patents in cybersecurity and is a Fellow of the American Academy of Forensic Sciences. Day graduated from the University of Miami with a BS Magna Cum Laude in Physics and Mathematics and is member of Phi Beta Kappa.

Christopher W. Day - Chief Cybersecurity Officer and GM, Threat Mgmt & Analytics
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Kurt Glazemakers
CTO, Software-Defined Perimeter

Kurt Glazemakers is responsible for defining the strategy, development and roadmap of the next generation of Cryptzone’s flagship software-defined perimeter solution, AppGate. Glazemakers was the independent technical expert within the Medina Capital investment team that exercised due diligence prior to the acquisition of Cryptzone in April 2014.

Glazemakers is renowned for his extensive knowledge of software development, especially in the software-defined network and storage area. Prior to joining Cryptzone, he served as CTO of CloudFounders, a developer of advanced private cloud technologies for IT as a service (ITaaS) solutions.

He also served as Terremark’s CTO Europe (now part of Verizon), where he was responsible for the development of Enterprise Cloud. Throughout his career, Glazemakers has focused on the development of innovative solutions that increase the availability, security and scalability of mission-critical infrastructures. He holds a Master of Engineering, Telecommunications and Computer Networks from University Ghent in Belgium.

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Kurt Glazemakers - CTO, Software-Defined Perimeter
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Kurt Glazemakers
CTO, Software-Defined Perimeter

Kurt Glazemakers is responsible for defining the strategy, development and roadmap of the next generation of Cryptzone’s flagship software-defined perimeter solution, AppGate. Glazemakers was the independent technical expert within the Medina Capital investment team that exercised due diligence prior to the acquisition of Cryptzone in April 2014.

Glazemakers is renowned for his extensive knowledge of software development, especially in the software-defined network and storage area. Prior to joining Cryptzone, he served as CTO of CloudFounders, a developer of advanced private cloud technologies for IT as a service (ITaaS) solutions.

He also served as Terremark’s CTO Europe (now part of Verizon), where he was responsible for the development of Enterprise Cloud. Throughout his career, Glazemakers has focused on the development of innovative solutions that increase the availability, security and scalability of mission-critical infrastructures. He holds a Master of Engineering, Telecommunications and Computer Networks from University Ghent in Belgium.

Kurt Glazemakers - CTO, Software-Defined Perimeter
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David Keasey
EVP, Data Center Sales

David Keasey joined Catbird in 2013, bringing nearly 25 years of information technology and consulting experience to the company. His leadership and vision as CEO guide Catbird’s team, product development, and business growth. He previously served as Executive Vice president of Sales and Business Development for the company.

Prior to Catbird, Keasey was SVP and GM of Verizon Terremark's information security business unit and global consulting services for cloud and security, a $400M business that includes the largest managed security services business in the industry. Prior to that, Keasey led the cloud and security sales teams for the $1B Verizon Global Services business unit following Verizon's acquisition of CyberTrust. He has also held sales leadership and consulting roles at CyberTrust, Data Return, Digex and Ernst & Young.

Keasey holds an MBA in Finance and Marketing from Loyola Marymount University and a BA in Business from Michigan State University.

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David Keasey - EVP, Data Center Sales
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David Keasey
EVP, Data Center Sales

David Keasey joined Catbird in 2013, bringing nearly 25 years of information technology and consulting experience to the company. His leadership and vision as CEO guide Catbird’s team, product development, and business growth. He previously served as Executive Vice president of Sales and Business Development for the company.

Prior to Catbird, Keasey was SVP and GM of Verizon Terremark's information security business unit and global consulting services for cloud and security, a $400M business that includes the largest managed security services business in the industry. Prior to that, Keasey led the cloud and security sales teams for the $1B Verizon Global Services business unit following Verizon's acquisition of CyberTrust. He has also held sales leadership and consulting roles at CyberTrust, Data Return, Digex and Ernst & Young.

Keasey holds an MBA in Finance and Marketing from Loyola Marymount University and a BA in Business from Michigan State University.

David Keasey - EVP, Data Center Sales
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Kelly Sullivan
VP, Data Center Engineering & Operations

Kelly Sullivan has over 20 years of experience leading global teams serving mission-critical environments. In his role at Cyxtera, Sullivan heads a team of 600 facilities and IT staff. Sullivan’s team is responsible for the successful construction design and implementation, operation, budgeting, maintenance optimization and asset life cycle planning for Cyxtera’s 57 global colocation data centers.

Sullivan joined Cyxtera through the acquisition of CenturyLink’s data centers and colocation business, in which capacity he served as VP, Data Center Operations. Before CenturyLink, he worked at Northrop Grumman as a senior design and engineering project manager.

Sullivan is a member and speaker at industry association events such as AFCOM local and national events, Critical Facilities Summit and Uptime Symposium. In his spare time, he enjoys spending time with his family and supporting local charities.

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Kelly Sullivan - VP, Data Center Engineering & Operations
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Kelly Sullivan
VP, Data Center Engineering & Operations

Kelly Sullivan has over 20 years of experience leading global teams serving mission-critical environments. In his role at Cyxtera, Sullivan heads a team of 600 facilities and IT staff. Sullivan’s team is responsible for the successful construction design and implementation, operation, budgeting, maintenance optimization and asset life cycle planning for Cyxtera’s 57 global colocation data centers.

Sullivan joined Cyxtera through the acquisition of CenturyLink’s data centers and colocation business, in which capacity he served as VP, Data Center Operations. Before CenturyLink, he worked at Northrop Grumman as a senior design and engineering project manager.

Sullivan is a member and speaker at industry association events such as AFCOM local and national events, Critical Facilities Summit and Uptime Symposium. In his spare time, he enjoys spending time with his family and supporting local charities.

Kelly Sullivan - VP, Data Center Engineering & Operations
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Mitch Fonseca
VP, Data Center Products

Mitch Fonseca leads the global datacenter product management and commercial services teams for Cyxtera, responsible for product pricing and positioning. With over 11 years in IT infrastructure, Fonseca has experience in product management, operations, sales, finance and business development.

Most recently, Fonseca served as Sr Director of Strategy and Operations at General Electric, where he helped develop GE’s long-term datacenter and cloud strategy and headed GE’s datacenter operation teams.

Prior to GE, he joined Digital Realty, through their acquisition of Telx. At Digital Realty, Fonseca served as Director of Global Product Management for Colocation and Services. There he managed Digital Realty’s retail colocation product within North American, Europe and Asia; driving increased profitability to a wholesale datacenter footprint.

Prior to Digital Realty, Fonseca served in positions of increasing seniority at Terremark, and later Verizon, from 2005 until January 2015 – most recently as Director of Product Management for Verizon Terremark. In that role, he was responsible for the development and management of colocation and network products within the datacenter, as well as market intel and pricing for all datacenter products.

Fonseca received his bachelor’s in Computer Science from Wittenberg University and his master’s in Business Administration from Nova Southeastern University.

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Mitch Fonseca - VP, Data Center Products
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Mitch Fonseca
VP, Data Center Products

Mitch Fonseca leads the global datacenter product management and commercial services teams for Cyxtera, responsible for product pricing and positioning. With over 11 years in IT infrastructure, Fonseca has experience in product management, operations, sales, finance and business development.

Most recently, Fonseca served as Sr Director of Strategy and Operations at General Electric, where he helped develop GE’s long-term datacenter and cloud strategy and headed GE’s datacenter operation teams.

Prior to GE, he joined Digital Realty, through their acquisition of Telx. At Digital Realty, Fonseca served as Director of Global Product Management for Colocation and Services. There he managed Digital Realty’s retail colocation product within North American, Europe and Asia; driving increased profitability to a wholesale datacenter footprint.

Prior to Digital Realty, Fonseca served in positions of increasing seniority at Terremark, and later Verizon, from 2005 until January 2015 – most recently as Director of Product Management for Verizon Terremark. In that role, he was responsible for the development and management of colocation and network products within the datacenter, as well as market intel and pricing for all datacenter products.

Fonseca received his bachelor’s in Computer Science from Wittenberg University and his master’s in Business Administration from Nova Southeastern University.

Mitch Fonseca - VP, Data Center Products
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Thomas Cannady
VP, Network Services

Thomas Cannady is Vice President of Network Services at Cyxtera and has over 20 years of experience in data center and interconnection services. Cannady leads an engineering team responsible for developing and delivering next-generation network services across the Cyxtera global data center footprint.

Cannady came to Cyxtera from Verizon where he was responsible for the architecture and global network operations teams supporting all cloud and managed service offerings. Prior to that he led the Transport Engineering organization at Terremark where he was responsible for the global network expansion into EMEA, APAC and LATAM over a 7-year period. Cannady has also held multiple optical engineering roles throughout his career with Alcatel-Lucent, Verizon FNS and SAIC.

Cannady started his professional career in the US Air Force where he spent 8 years in the field of Cryptographic Telecommunications. He holds a BS in Information Systems from Strayer University.

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Thomas Cannady - VP, Network Services
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Thomas Cannady
VP, Network Services

Thomas Cannady is Vice President of Network Services at Cyxtera and has over 20 years of experience in data center and interconnection services. Cannady leads an engineering team responsible for developing and delivering next-generation network services across the Cyxtera global data center footprint.

Cannady came to Cyxtera from Verizon where he was responsible for the architecture and global network operations teams supporting all cloud and managed service offerings. Prior to that he led the Transport Engineering organization at Terremark where he was responsible for the global network expansion into EMEA, APAC and LATAM over a 7-year period. Cannady has also held multiple optical engineering roles throughout his career with Alcatel-Lucent, Verizon FNS and SAIC.

Cannady started his professional career in the US Air Force where he spent 8 years in the field of Cryptographic Telecommunications. He holds a BS in Information Systems from Strayer University.

Thomas Cannady - VP, Network Services
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Ben Stewart
VP, Engineering & Innovation

Ben Stewart serves as the lead data center engineer for Cyxtera. He is responsible for electrical and mechanical engineering design, and support of all facilities encompassing design, build, construction, capacity management, energy efficiency, and event forensics. Stewart excels at optimizing plant efficiency ensuring the highest return on infrastructure capital investment.

Prior to joining Cyxtera, Stewart completed 25 years of military duty retiring as a Commander in the U. S. Coast Guard. He joined Terremark Worldwide in 2003 expanding data center facilities internationally. His engineering responsibilities continued when Terremark was acquired by Verizon in 2011 and later purchased by Equinix in 2017. Stewart sits on the Industrial Advisory Board for the Miami Dade College of Engineering, and the Advisory Council for The Green Grid and AFCOM. He is the Founder and President of the Miami Chapter of AFCOM and sits on the Board of Directors for the 7x24 Mission Critical South Florida Chapter.

Stewart received a BS in Electrical Engineering from the U. S. Coast Guard Academy, a MS in Electrical Engineering from the U. S. Naval Postgraduate School and holds a master’s in Business Administration from Monmouth University. He completed his PhD in 2017 and is a licensed Professional Engineer registered in the Commonwealth of Massachusetts.

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Ben Stewart - VP, Engineering & Innovation
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Ben Stewart
VP, Engineering & Innovation

Ben Stewart serves as the lead data center engineer for Cyxtera. He is responsible for electrical and mechanical engineering design, and support of all facilities encompassing design, build, construction, capacity management, energy efficiency, and event forensics. Stewart excels at optimizing plant efficiency ensuring the highest return on infrastructure capital investment.

Prior to joining Cyxtera, Stewart completed 25 years of military duty retiring as a Commander in the U. S. Coast Guard. He joined Terremark Worldwide in 2003 expanding data center facilities internationally. His engineering responsibilities continued when Terremark was acquired by Verizon in 2011 and later purchased by Equinix in 2017. Stewart sits on the Industrial Advisory Board for the Miami Dade College of Engineering, and the Advisory Council for The Green Grid and AFCOM. He is the Founder and President of the Miami Chapter of AFCOM and sits on the Board of Directors for the 7x24 Mission Critical South Florida Chapter.

Stewart received a BS in Electrical Engineering from the U. S. Coast Guard Academy, a MS in Electrical Engineering from the U. S. Naval Postgraduate School and holds a master’s in Business Administration from Monmouth University. He completed his PhD in 2017 and is a licensed Professional Engineer registered in the Commonwealth of Massachusetts.

Ben Stewart - VP, Engineering & Innovation
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Jason Lochhead
CTO, Infrastructure

Jason Lochhead joined Cyxtera in 2017 and leads the team that is designing and building the Cyxtera Extensible Datacenter (CXD) platform. Prior to joining Cyxtera, Lochhead worked at VMware, where he served in leadership roles including Chief Technologist for VMware Cloud Foundation, VMware’s large scale hyperconverged computing solution, and Chief Architect of the company’s vCloud Air infrastructure-as-a-service offering.

Before VMware, Lochhead was CTO at Terremark, where he led the design and development of the company’s Enterprise Cloud service offering. He was formerly co-founder and CTO of Data Return, where he provided overall technology direction for the company and lead product development efforts in researching and implementing new technologies, including the company’s Infinistructure utility computing platform.

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Jason Lochhead - CTO, Infrastructure
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Jason Lochhead
CTO, Infrastructure

Jason Lochhead joined Cyxtera in 2017 and leads the team that is designing and building the Cyxtera Extensible Datacenter (CXD) platform. Prior to joining Cyxtera, Lochhead worked at VMware, where he served in leadership roles including Chief Technologist for VMware Cloud Foundation, VMware’s large scale hyperconverged computing solution, and Chief Architect of the company’s vCloud Air infrastructure-as-a-service offering.

Before VMware, Lochhead was CTO at Terremark, where he led the design and development of the company’s Enterprise Cloud service offering. He was formerly co-founder and CTO of Data Return, where he provided overall technology direction for the company and lead product development efforts in researching and implementing new technologies, including the company’s Infinistructure utility computing platform.

Jason Lochhead - CTO, Infrastructure
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