Since beginning with sonar experiments aboard the USS Hugh PURVIS in 1973, PURVIS Systems has grown into a Rhode Island engineering company serving defense and public safety organizations. Its 125-plus experts are known for sustaining a long-running U.S. Navy relationship while supporting mission-critical work nationwide, including a Fire Station Alerting System used by more than 250 fire and EMS departments. PURVIS achieved CMMC Level 2 certification with a perfect assessment score in 2025.
Cybersecurity Maturity Model Certification Level 2 (CMMC Level 2)
Progeny SystemsProgeny Systems is a General Dynamics Mission Systems business area that develops and manufactures defense systems, with work focused on warfighter needs, platform survivability and modernization. It began as a small business, grew over several decades, and now supports the U.S. Navy and other military, government and civilian organizations. Its headquarters are in Manassas, Virginia, and its production facilities are ISO 9001 certified.CHARLEROI, PA
Azimuth, IncSince 1988, Morgantown-based Azimuth has engineered and manufactured rugged electronic and software systems for the Department of Defense, federal agencies, and other demanding applications. Its work ranges from mission data recorders made in the USA to Diver6, a system that gives dive masters real-time awareness of divers underwater, while its manufacturing teams also build specialized mobile facilities. Azimuth is a Service-Connected Disabled Veteran-Owned Small Business, and its engineering division has maintained ISO 9001 certification since 1999.MORGANTOWN, WV
Signal Systems CorporationFounded in 1995 by electrical engineer Dr. Laurence R. Riddle, Signal Systems Corporation is a small, research-driven Maryland company serving defense and other advanced technology customers. Its 20-person staff includes 18 engineers with master’s degrees and seven with Ph.D.s, and the company is known for turning acoustic research into fielded sonar systems and sensing solutions.MILLERSVILLE, MD
Precise SystemsFounded in 1990 to support NAVAIR, Precise Systems has grown from a small technical-services firm into a defense and government mission partner based in Lexington Park. For more than three decades, it has applied engineering and digital expertise to complex programs, with work spanning development through lifecycle support. Its people-first culture and disciplined processes are central to how it supports national security customers.LEXINGTON PARK, MD