About Us

For over 40 years Hydroacoustics Inc. (HAI) has been a world leader in the design and manufacture of unique high power, broadband, low frequency underwater acoustic sources based on continuous wave and impulsive source technology. Our products include Hydroacoustic Low Frequency (HLF) sources, Diver Interdiction Systems (DIS), Aquaculture Predator Protection Systems (APPS) and our newest product, the Proteus® Series underwater Remote Operated Vehicles (ROVs).

HLF-1 systems have been serving a vital role on US Navy submarines in support of anti-submarine warfare for decades. HAI has delivered a number of DIS systems to the Worldwide Navy and Coast Guards to combat the threat of underwater terrorists. The Proteus series ROVs are versatile, battery operated, ROVs utilized in support of safety dive team and marine inspection, salvage and exploration operations.

Business size

26-100 employees


Commercial presence