Maritime Directory

Marion, MA, United States

Sippican Inc. is a privately held company headquartered in Marion, Massachusetts, specializing in expendable oceanographic and meteorologic instrumentation, submarine communication and navigation antenna systems, autonomous underwater vehicles for anti-submarine warfare, and countermeasure systems.

Weymouth, Dorset, United Kingdom

Ultra Electronics - Ocean Systems in Weymouth specializes in maritime mission systems including sonar, radar, acoustic expendables, signature management, and power systems, with expertise in anti-submarine warfare solutions.