Booz Allen Hamilton has completed its acquisition of Defy Security, a move announced on February 17, 2026, aimed at strengthening its delivery of tech-enabled cyber solutions, including its AI-native product suite Vellox™, across commercial and federal markets in the U.
S. and internationally.
Defy Security specializes in providing cybersecurity technology products and services to enterprises in financial services, healthcare, manufacturing, and retail sectors. The integration of Defy Security’s customer base, sales infrastructure, and vendor ecosystem with Booz Allen’s established expertise in commercial and federal cyber missions is intended to enhance capabilities in addressing growing cyber threats.
The combined entities will deliver competitive, end-to-end, tech-enabled cyber solutions for both U.
S. and international markets. A key component of this offering is Booz Allen’s Vellox™ AI-native cyber product suite, which integrates machine-speed automation with models developed by cyber operators to counter adversarial tactics.
Andrew Turner, executive vice president and head of Booz Allen’s global commercial business, commented on the acquisition, stating, “Today’s AI-enabled threat environment moves at unprecedented speed. Joined with Defy Security, we can help more enterprises around the world innovate ahead of pervasive cyber threats and protect their most critical assets.”
Justin Domachowski, founder and CEO of Defy Security, added, “Booz Allen and Defy share a commitment to growth, collaboration, and technical excellence. We look forward delivering tremendous value to customers together as we set a new standard for enterprise cybersecurity.”
Booz Allen was advised by AGC Partners (financial M&A), PwC (accounting and tax), King & Spalding (legal), and Oliver Wyman (strategic industry). Defy Security was advised by J.
P. Morgan Securities LLC (financial) and Choate, Hall & Stewart LLP (legal). Defy Security had been backed by Sverica Capital, a technology-focused private equity firm. Initially, Defy Security will operate as a wholly owned subsidiary of Booz Allen.
Booz Allen Hamilton is a technology company focused on defense, civil, and national security priorities, utilizing AI, cyber, and other advanced technologies. As of December 31, 2025, the company employed approximately 31,600 people globally and reported revenue of $12.0 billion for the 12 months ended March 31, 2025. Its global headquarters are located in McLean, Virginia.
