Southfield-backed Protos acquires At-Risk International
Protos→At-Risk International
Apr 27, 2026

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Protos Security has acquired AT-RISK International, a security alarm monitoring business in Southfield, Michigan. Protos Security acquisitions expand protective services capabilities by adding AT-RISK International’s monitoring and risk-focused intelligence workflows for customers seeking enhanced security coverage. The platform acquisition supports a global, intelligence-led protective services platform buildout, strengthening business services M&A positioning in the security alarm monitoring market. The strategic acquisition is announced and structured as a platform acquisition by a strategic buyer, with deal size undisclosed and terms not publicly specified.
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