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Security 101 Acquires SETEC For Mid-Atlantic Growth

16 Oct 2025

Security 101 Acquires SETEC For Mid-Atlantic Growth
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Summary is AI-generated, newsdesk-reviewed
  • Security 101 acquires SETEC, boosting Mid-Atlantic market growth with expert security solutions.
  • SETEC's long-term contracts enhance Security 101's access control, video surveillance, and federal services.
  • Acquisition strengthens Security 101's expansion, increasing capability for complex federal and commercial projects.

Security 101, a national provider of comprehensive commercial security solutions and a portfolio company of Gemspring Capital, has announced the acquisition of Security & Energy Technologies Corporation (SETEC).

Based in Chantilly, Virginia, SETEC is renowned as a systems integrator with strong expertise in serving both commercial and federal government clients. This acquisition represents Security 101's 19th strategic acquisition, further solidifying its presence in the Mid-Atlantic market.

Integration of Complex Security Systems

Founded in 1987, SETEC has built a solid reputation for its technical proficiency and outstanding customer service. The company specializes in the design, installation, and integration of sophisticated access control, video surveillance, intrusion detection, and life-safety systems.

Known for maintaining long-term maintenance and service contracts, SETEC enjoys trusted relationships across both enterprise and government sectors.

SETEC's Operational Leadership

Robert Donnelly, a pivotal member of the leadership team, is stepping into the role of General Manager

SETEC was established and co-owned by Chet Hahne and Mark Morgan, who have led the company through consistent growth over the decades. Robert Donnelly, a pivotal member of the leadership team, is stepping into the role of General Manager to oversee SETEC's operations throughout the Washington, D.C. region. 

Greg Daly, CEO of Security 101, expressed enthusiasm about the partnership, stating, "We're excited to welcome SETEC to the Security 101 family. Their strong reputation, technical expertise, and customer relationships in the D.C. corridor align perfectly with our growth strategy and strengthen our ability to serve the federal market."

Continued National Expansion

Chet Hahne, Co-Owner of SETEC, emphasized the enduring values of the company, saying, "For nearly four decades, SETEC has been built on hard work, integrity, and a commitment to doing what's right for our customers. Joining Security 101 ensures that legacy continues to grow within a national organization that shares our values."

Robert Donnelly, now General Manager, noted, "Our dedication to customer service hasn't changed, but now we have the strength of a national network behind us. With Security 101, we're positioned to take on larger, more complex projects across both commercial and federal markets."

The acquisition highlights Security 101's ongoing expansion across the United States, strengthening its position as one of the nation's rapidly growing security integrators. It establishes a robust foundation for further growth in the Washington, D.C. and federal markets.

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Show full press release

Security 101, a portfolio company of Gemspring Capital and a national provider of comprehensive commercial security solutions, announced the acquisition of Security & Energy Technologies Corporation ("SETEC"), a Chantilly, Virginia–based systems integrator with deep expertise serving both commercial and federal government clients.

This transaction marks Security 101's 19th strategic acquisition, further strengthening its presence in the Mid-Atlantic market.

Integration of complex access control

Founded in 1987, SETEC has earned a decades-long reputation for technical excellence and exceptional customer service, providing design, installation, and integration of complex access control, video surveillance, intrusion detection, and life-safety systems. 

The company maintains long-term maintenance and service contracts and is widely recognized for its trusted relationships across enterprise and government sectors.

SETEC's operations

SETEC was founded and co-owned by Chet Hahne and Mark Morgan, who led the company through decades of steady growth. Robert Donnelly, a long-time member of the leadership team, will now serve as General Manager, overseeing SETEC's operations across the Washington, D.C. region.

"We're excited to welcome SETEC to the Security 101 family," said Greg Daly, CEO of Security 101. "Their strong reputation, technical expertise, and customer relationships in the D.C. corridor align perfectly with our growth strategy and strengthen our ability to serve the federal market."

"For nearly four decades, SETEC has been built on hard work, integrity, and a commitment to doing what's right for our customers," said Chet Hahne, Co-Owner of SETEC. "Joining Security 101 ensures that legacy continues to grow within a national organization that shares our values."

Security 101's continued nationwide expansion

Robert Donnelly, General Manager, added, "Our dedication to customer service hasn't changed, but now we have the strength of a national network behind us. With Security 101, we're positioned to take on larger, more complex projects across both commercial and federal markets."

The acquisition underscores Security 101's continued nationwide expansion, reinforcing its position as one of the fastest-growing security integrators in the United States and establishing a strong foundation for further growth in the Washington, D.C. and federal markets.

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Security 101 expands Mid-Atlantic presence by acquiring SETEC, enhancing access control and video surveillance expertise for commercial and federal clients.

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