Technology Advancement Group, Inc. (TAG) is a veteran-owned, privately-held company with offices in Dulles, VA and San Diego, CA. TAG also maintains a Program Office at Scott AFB in Fairview Heights, Illinois. TAG’s Dulles Headquarters sit on an 8.5 acre campus. A new facility providing an additional 35,000 sq. ft. of R&D, engineering and manufacturing space was opened in May 2006. TAG is an ISO 9001:2000 certified Walsh-Healey manufacturer.