Top BD & GM Execs to Watch in 2026: Acclaim Technical Services’ April Sullivan
April Sullivan Senior Vice President of Business Development, Acclaim Technical Services April Sullivan led ATS’s submission of the largest and most technically complex solution in the company’s history. “Over two years, my team deeply analyzed the customer’s mission needs and crafted a solution that directly addressed their challenges with strong technical insight,” Sullivan said. “This
ATS’ April Sullivan on Her Journey from Air Force Enlistee to Business Development Leader
April Sullivan’s career started with a leap most people wouldn’t take. She enlisted in the U.S. Air Force at just 17, served as a parachute rigger, and later supported senior leadership at the Pentagon on the Air Force Chief of Staff’s briefing team. That experience continues to shape how she approaches high-stakes growth and strategy
David Popelier Takes Home CEO of the Year at WashingtonExec’s 2026 Chief Officer Awards
David Popelier of Acclaim Technical Services has won WashingtonExec’s Chief Officer Award for CEO of the Year (Private Company, annual revenue greater than $100 million and less than $500 million). On June 2, WashingtonExec unveiled the winners of the 2026 Chief Officer Awards, its premier recognition of the executives shaping the future of government contracting.
Acclaim Technical Services Buys Alder Technology
Acclaim Technical Services has acquired Alder Technology Corp., a Chantilly, Virginia-based provider of network engineering, network security and data management services and solutions in support of national security. “We have worked alongside the Alder team for years and have been impressed with the quality of personnel and solutions they bring to our collective customers’ hardest
WATCH: Yvonne Vervaet on Acclaim Technical Services’ Recent Acquisition of Entegra Systems
WashingtonExec’s Amanda Ziadeh sits down with Yvonne Vervaet, chief growth officer at Acclaim Technical Services, to discuss the company’s recent acquisition of Entegra Systems. Vervaet shares the capabilities, services and expertise the acquisition has added to Acclaim’s portfolio, and how an alignment of cultures is enabling a smooth integration. Plus, she talks how this acquisition
Acclaim Technical Services Buys Entegra Systems
Acclaim Technical Services has acquired Entegra Systems, LLC, a Hanover, Maryland-based provider of cyber technology solutions in support of defense, intelligence and national security missions. This acquisition builds upon ATS’ acquisition of Global Consulting Services (2020) and Axis of Engineering (2019). Entegra provides mission critical solutions and services to U.S. defense and intelligence customers. The
Industry Vet Yvonne Vervaet Joins ATS as CGO
Yvonne Vervaet is bringing her 26 years of experience in defense, aerospace and intelligence contracting to Acclaim Technical Services, where she now serves as chief growth officer. Formerly CGO for ManTech where she spent 7 years leading the corporate growth efforts and executing a strategic growth rebuild of ManTech’s intelligence operating group, Vervaet has also
Annual Greater Washington GovCon Awards Finalists Announced
The Northern Virginia Chamber of Commerce and the Professional Services Council have announced the finalists for the annual Greater Washington Government Contractor Awards, honoring exceptional work of leaders and businesses in the region’s government contracting sector. The award categories cover Contractor of the Year in four revenue categories and Executive of the Year in three
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