Our Leadership Team
At QTS, our Powered by People culture drives our innovation, world-class customer service and unparalleled operational maturity.
Chad Williams currently serves as Chairman and Chief Executive Officer of QTS, one of the largest data center development and management platforms globally. Since founding QTS in 2003, Chad has led QTS’s expansion to approximately 70 data centers across North America and Europe generating annual contracted revenue of more than $3 billion. QTS serves as a mission critical data center provider to more than 1,100 customers including Fortune 1000 enterprises, government agencies and the largest technology companies in the world, representing approximately three gigawatts of contracted power capacity.
Following eight years as a public company, QTS was taken private by the Williams family and Blackstone in 2021 in a transaction valued at approximately $10 billion. Blackstone is one of the largest and most sophisticated alternative asset managers in the world with over $1 trillion in assets under management. Since closing the acquisition, Chad and his team have overseen a 5x increase in contracted revenue and established QTS as the largest data center provider in North America by infrastructure.
In his role as CEO, Chad oversees all critical aspects of QTS, including capital allocation, site selection, and design and construction. Chad also continues to be a leader in setting the foundation for QTS’s “Powered by People” culture which encourages service to one another, QTS’s customers and surrounding communities. Under his leadership, QTS is recognized as an industry leader in technology innovation, corporate sustainability, federal data center solutions, customer service, and world-class data center development and operations.
Prior to founding QTS, Chad served as Chairman of the Williams family office – Quality Group of Companies (QGC), a diversified portfolio of companies operating in a wide range of industries including commercial real estate, design-build development, commercial interiors and automotive.
Chad is actively involved in numerous charitable efforts nationally, as well as in the Kansas City area and serves as the executive sponsor of QTS’s Community Impact Program which focuses on QTS people’s giving of time, talent and treasure in the community. He currently serves on the board of the U.S. Dream Academy, an organization that focuses on intervening in the lives of children of incarcerated parents.
Brent Bensten joined QTS in 2016 and serves as the company’s Chief Technology Officer. Brent leads technology and innovation and is a driving force behind digitization of the QTS business. During his time at QTS, he has delivered the industry’s first Service Delivery Platform (SDP).
Prior to QTS, Brent was VP of Operations and then promoted to Chief Technology Officer at Carpathia, a managed service and cloud company acquired by QTS in June 2015. In 2019, he created the QTS Innovation Lab (QIL) to create new enabling technologies with a focus on artificial intelligence, visualization and automation that radically reshape how customers interact with a data center.
Brent earned a Bachelor of Science degree in Business from the University of Mary Washington.
Jeff Berson joined QTS in 2013 and serves as Chief Financial Officer. Jeff has more than 20 years of investment banking experience, much of it within emerging infrastructure in the technology sector, including data centers, managed services, enabling communications technologies, and fiber providers.
Prior to QTS, Jeff served as a managing director in UBS’ Media and Communications Group, focused primarily on the communications infrastructure and the telecommunications services sectors. He also previously served as head of the Communications Services Investment Banking Group at Oppenheimer & Co., managing director in the Telecom Group at Barclays Capital and held various positions within the investment banking department at CIBC World Markets.
Jeff earned an M.B.A. from the University of Chicago, a Bachelor of Arts degree from the University of Pennsylvania and a Bachelor of Science degree from the Wharton School at the University of Pennsylvania.
Tag Greason joined QTS in 2011 and now serves as the Chief Growth Officer. Tag has more than 20 years of experience as a senior sales executive, marketer, and financial analyst, developing short- and long-term revenue growth strategies for the company.
Prior to QTS, Tag served as the executive vice president for Current Analysis, Inc. and vice president of global services at Savvis Communications, Inc. He also previously was elected to the Virginia House of Delegates in 2009, where he served until 2017.
Tag earned an M.B.A. with a concentration in finance from George Mason University, and a Bachelor of Science degree from the United States Military Academy in systems engineering.
Adam Haubenreich joined QTS in 2023 as General Counsel with a focus on building the legal team to meet the needs of customers and internal clients as well as accommodating for the company’s rapid growth. His many years of experience include complex corporate transactions and financing, including mergers and acquisitions.
Prior to QTS, Adam served as the executive vice president and general counsel of Custom Truck One Source, Inc. which included specializing in heavy equipment solutions for customers in various industries. He also previously served as a corporate partner at the multinational level firm Baker Botts, LLP, where he worked with private equity and public companies covering the power, oil and gas, and telecommunications industries.
Adam earned his J.D. from Harvard Law School and a Bachelor of Arts from the University of Notre Dame.
Shelagh Montgomery joined QTS in 2006 when the company purchased data center company Globix and data centers in Santa Clara and New York/New Jersey. She has vast sales leadership experience. Her business acumen, love of people, and business leadership experience allow her to serve as the Chief People Officer.
Prior to QTS, Shelagh worked in internet and data center sales for over 20 years, leading sales teams for Globix, Digex, and PSInet. Before being promoted to her current role, she served as the Executive Vice President of Strategic Client Management, responsible for existing customer relationships and revenue growth and retention.
Shelagh earned an M.B.A. from Columbia’s School of International and Public Affairs and a Bachelor of Science degree from Barnard College.
David Robey joined QTS in 2010 when the company acquired the former semiconductor manufacturing site which is now the QTS data center campus in Richmond, VA. As part of QTS’ leadership team, he has served as Vice President of Facilities, overseeing all aspects of facilities and site operations and has served as Chief Operating Officer since 2019.
Prior to joining QTS, David held several leadership roles at Infineon/Qimonda, a global semiconductor manufacturing company. He brings over 25 years of experience in critical environment engineering, facilities & operations management, and technology development.
Jon Greaves joined QTS in 2015 and serves as Executive Vice President of Quality Special Operations, which includes developing QTS’s Converged Security program and QTS Federal.
Prior to QTS, Jon was the Chief Scientist and CISO at Carpathia, a managed services and cloud company acquired by QTS in June of 2015. Before Carpathia, Jon was a Distinguished Engineer and CTO of Sun Global Customer Services organization. Jon has received 7 patents in the fields of telemetry, managed services and security solutions. Jon has also held positions at SevenSpace, British Telecom, MCI and Concert.
QTS is the global data center leader across North America and Europe.
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