Our people make us successful.

The VT Group senior leadership team offers a good mix of talent and experience, guiding daily operations and empowering every employee to quickly and effectively respond to customer needs.

John Hassoun is VT Group’s President and Chief Executive Officer (CEO). In this role, John will report to the Board of Directors and be responsible for overall VT Group executive management and corporate strategy.


Prior to joining VT Group, John was President and CEO of Vistronix Intelligence and Technology Solutions, where he was responsible for the significant growth of the company in the Intelligence and National Security markets, leading to its acquisition by ASRC Federal in 2016.

John has over 25 years’ experience in the government services sector with roles in executive leadership, corporate strategy and business development, business operations, and program management. After a successful career as a program manager for the U.S. Air Force, John served in executive leadership roles at publicly-held General Dynamics (NYSE: GD) and Veridian (NYSE: VNX), and served as co-CEO of ATS Corporation (NYSE: ATSC) until its acquisition by Salient Federal Solutions. John’s extensive executive leadership experience also includes chief executive positions that he held internationally with Global Integrated Security and Olive Group.

John currently also serves as a board director of GardaWorld Federal Services and GardaWorld Government Services. Both companies are leading providers of worldwide comprehensive security and risk management services.

Carl Walker joined the company in February 2016. Previously, Mr. Walker was the Senior Vice President and Chief Financial Officer of Reinhold Industries, Inc., a manufacturer of advanced custom composites for the Aerospace Industry from 2007 to 2015. Prior to that, he was Chief Financial Officer of Custom Food Products, Inc., a value added meat processor, from 2001 to 2006.

Mr. Walker received his BS degree in Business Administration from California State University, Los Angeles and holds several professional certifications including: Certified Public Accountant (CPA), Certified Management Accountant (CMA) and Certified Fraud Examiner (CFE).