In August 2018, DDL Omni Engineering was acquired by American Systems, With facilities in several states, DDL OMNI Engineering Corp. (DDL OMNI) is a privately held engineering and technical services company, focusing on Alteration Design and Installation Services; Environmental Services; Materials and Structures Engineering; Program and Strategic Management; Sensor and Electronics Development; Software, Web and Systems Development; Technical Documentation; and Training and Simulation. DDL OMNI maintains a diversified contract base within the U.S. Department of Defense, other federal agencies and private industry. DDL OMNI is headquartered in McLean, VA, with offices in Virginia Beach, VA; Newport, RI; Norwich, CT; and San Diego, CA. Personnel also serve at government facilities in Groton, CT; Newport, RI; White Sands, NM; San Diego, CA; and Pearl Harbor, HI.