Castelion vs Booz Allen Hamilton
Side-by-side comparison of AI visibility scores, market position, and capabilities
Raised $350M Series B (Dec 2025). $50M US Navy contract for Blackbeard hypersonic prototyping. 1,000-acre solid rocket motor facility under construction.
About
Castelion is a defense startup developing the Blackbeard hypersonic missile system, one of the few startups with an active US Navy contract for hypersonic weapons full-scale prototyping and early operational fielding. The company raised $350 million in Series B financing in December 2025 and secured a $50 million US Navy contract for Blackbeard prototyping, directly addressing the DoD's urgency to field hypersonic strike capability as China and Russia have demonstrated operational hypersonic weapons.
Largest AI supplier to the U.S. government. $12B FY2025 revenue, 12.4% growth. Serves DoD, intelligence, and civilian agencies with AI, cyber, and digital transformation.
About
Booz Allen Hamilton is a leading management consulting and technology firm founded in 1914 and headquartered in McLean, Virginia. With roughly 34,000 employees and fiscal year 2025 revenue of $12 billion (up 12.4% year-over-year), it is widely recognized as the premier analytics and AI partner to the U.S. federal government, contributing approximately $800 million in AI-related revenue in FY2025 alone.\n\nThe company serves clients across the Department of Defense, intelligence community, civilian agencies, and commercial sectors, delivering solutions in AI and machine learning, cybersecurity, cloud migration, data engineering, digital transformation, and space. Booz Allen's proprietary Vellox agentic cyber product suite, launched in 2026, uses AI to fight AI-powered threats in real time. The firm ended Q4 FY2025 with a record $37 billion contract backlog.\n\nBooz Allen is known for embedding highly cleared engineers and data scientists directly into classified government programs, translating cutting-edge commercial AI into mission-critical applications. Recent strategic priorities include Indo-Pacific Command support, quantum computing research, software-defined communications, and a $1.58 billion Defense Intelligence Agency contract for weapons-of-mass-destruction intelligence analysis awarded in 2025.
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