About Addx

In Addx, we stand apart from the competition with a tenacious motivation to deliver proven solutions that meet our customers’ unique mission critical needs. With our team’s depth of experience, we know exactly how to leverage the right people, methods and supporting technologies your programs require to be successful. Our diverse set of capabilities across three service groups – program operations, management consulting, and technology and engineering– mean that we have the breadth and depth of skills our government customers require and depend on. Founded in 2002, Addx is headquartered in Alexandria, Virginia, and supports government programs all over the United States. We take pride in delivering value every step of the way by providing efficient, responsive, and excellent service to customers across the U.S. government. As a result of dedication to excellence, Addx has ranked on the Inc. 500|5000 List of Fastest Growing Private Companies in America four times, has been listed on the Washington Technology Fast 50 three times, is a SmartCEO GOVstar awardee, and is regularly recognized by our customers for superior performance. The nature of our customers’ work makes it important. At Addx, it’s our nature to take on your mission with the tenacity necessary to get the job done right.

Guiding Principles


Our business is defined by our commitment to deliver the best results at the greatest value.


Our work is defined by deep expertise delivered reliably and with lasting results our customers can count on.


Our reputation is defined by the highest standards of professionalism and performance, adapting quickly and collaboratively to changing needs.

Fast Facts

  • Superb Past Performance qualifications in our core competencies

  • Diverse client accounts across the Federal government

  • Highly skilled professionals with an average of 20+ years of industry experience

  • Over 35% percent of personnel hold advanced degrees and certifications (PhD, MBA, PMP)

  • Reach-back compatibility to an extensive source of professional providers in our core competencies

  • VA Verified Service-Disabled Veteran-Owned Small Business (SDVOSB)