Tyto Athene has acquired stackArmor, enhancing its federal IT and cybersecurity capabilities to better serve government clients.

Information on the Target

Tyto Athene, LLC, a federal systems integrator headquartered in Reston, Virginia, specializes in mission-focused digital transformation solutions. As a portfolio company of Arlington Capital Partners, Tyto has successfully acquired stackArmor, Inc., a distinguished provider of compliance acceleration solutions such as FedRAMP, FISMA/RMF, and CMMC/DFARS, tailored for government agencies and the industrial base. This acquisition aligns with Tyto's strategy to enhance its offerings in cyber security and cloud automation.

StackArmor has established itself since 2016 as a trusted global provider of compliance-based cloud solutions for the public sector. Its flagship products, including the ATO for AI™ and ThreatAlert® Security platforms, have proven instrumental in helping government agencies reduce the time and cost of obtaining Authority to Operate (ATO) by 40%. Joining Tyto will empower stackArmor to expand its operations and further contribute to the mission success of government clients.

Industry Overview in the Target’s Specific Country

The federal IT and cybersecurity services industry in the United States is witnessing rapid growth, driven by increasing government investment in digital transformation and cybersecurity

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Tyto Athene, LLC

invested in

stackArmor, Inc.

in 2025

in a Other Private Equity deal

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