PURVIS Systems Incorporated is a privately owned, small business founded in 1973. Headquartered in Port Jefferson Station, NY, PURVIS has operating divisions in New York City (College Point), Middletown, RI and Virginia Beach, VA, and Phoenix, AZ. Over 135 employees operate from all locations.

PURVIS provides engineering and professional technical services to the Department of Defense, government agencies and commercial businesses.

Purvis has a Seaport-e contract, giving them a contractual framework to provide NAVSEA and its Warfare Centers with engineering, programmatic, and technical support.