Founded in 1991, STIDD Systems builds military submersibles and underwater mobility craft, including its Diver Propulsion Device for maritime special-operations forces. The Greenport, Long Island manufacturer works from a 1.5-acre shipyard with 62,000 square feet of manufacturing and design space, on a site used continuously as a shipyard since 1831. STIDD also operates a South Florida training and evaluation facility opened in 2003, and its customers include the U.S. Marine Corps, Special Operations Command, Coast Guard and coalition forces.
NAVSEA 9310 Certified
Approved for US Navy Use (ANU Listing)
Registration
ANU
Quality certification
AMETEK SCPFounded in 1993 and part of AMETEK since 2007, AMETEK SCP is a Westerly, Rhode Island manufacturer known for more than three decades of underwater interconnect work. Its engineers develop custom connectivity for naval and defense programs, particularly where systems must withstand pressure and other severe maritime conditions. The company’s quality system is certified to ISO 9001:2015, and it is an approved Level I SUBSAFE supplier.BERWYN, PA
Oceanears / OE EnterprisesFounded in 1991 by ocean engineer Ed Harper, North Canton’s O.E. Enterprises makes American-made underwater speakers and sound systems for diver communication, safety, synchronized swimming and aquatic research. Its equipment has supplied synchronized-swimming sound at the Atlanta, Beijing and Rio Olympic Games, while its U.S. Navy-approved diver signaling devices serve military and security applications. The small company also builds custom systems, including portable units for teams and pool installations.NORTH CANTON, OH
General Dynamics Electric BoatEstablished in 1899, General Dynamics Electric Boat designs and builds submarines for the U.S. Navy and provides their lifecycle support. It is the prime contractor and lead design yard for Virginia-class attack submarines, and also performs submarine maintenance and modernization at facilities across the United States.PHILADELPHIA, PA
Hydrasearch Company, LLCFounded in 1962 by Willard G. Triest in Annapolis, Hydrasearch manufactures mission-critical fluid-conveyance systems and specialized components for maritime and aerospace applications. The Stevensville, Maryland company grew from hydraulic valve research into a defense-focused manufacturer whose work includes U.S. Navy underway-replenishment equipment and custom machined parts. Hydrasearch operates from a 95,000-square-foot facility and holds AS9100D certification, building on its longstanding QPL and ISO 9001 credentials.STEVENSVILLE, MD