SPA is a global provider of technology-enabled analytical solutions for critical national security programs. Headquartered in Alexandria, Virginia, the firm has operated for more than 50 years and employs approximately 3,000 professionals across 32 office locations. Its customers span defense, intelligence, homeland security and the wider national security community, in both the United States and allied governments.
The company's work draws on systems engineering, operations research, data science, artificial intelligence, software engineering, cloud engineering and program execution. Applied areas include strategic analysis and force design, mission and operations research, threat analysis, risk management, modeling and simulation, data visualization, and software development supported by digital engineering practices.
Beyond the United States, SPA maintains a presence in the United Kingdom, Germany, South Korea and Australia, supporting international as well as domestic government customers. Much of its workforce holds security clearances, and the organisation emphasises technically experienced staff and the production of objective insights, defensible strategies and decision-ready products.






