Who We Are

MacAulay-Brown, Inc. (MacB), an Alion company, provides advanced engineering, cybersecurity and product solutions to the Department of Defense (DoD), Intelligence Community (IC), Special Operations Forces (SOF), Department of Homeland Security (DHS) and Federal Agencies.

With Corporate Headquarters in Dayton, Ohio and National Capital Headquarters in Vienna, Virginia, MacB has more than 1,500 employees worldwide who are dedicated to developing mission-focused and results-oriented solutions that make a difference where and when it matters most.

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What We Do

Over the past 40 years, MacB has been solving many of our Nation’s most complex National Security challenges. We are committed to delivering critical capabilities in the areas of Intelligence and Analysis, Cybersecurity, Secure Cloud Engineering, Research and Development, Integrated Laboratories and Information Technology to Defense, Intelligence Community, Special Operations Forces, Homeland Security, and Federal agencies to meet the challenges of an ever-changing world.

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