EdgeTech is a leading manufacturer of underwater technology solutions.
The company is known worldwide for its high quality products which
include: side scan sonars, sub-bottom profilers, bathymetry systems, AUV
and ROV-based sonar systems, combined and customized solutions. In
addition to the full line of underwater survey products, EdgeTech
provides reliable USBL systems, transponder beacons, deep sea acoustic
releases, shallow water and long life acoustic releases, MRUs and
customized underwater acoustic command and control systems.

Knudsen Engineering Limited (KEL), is located in Canada and has been
designing and building echosounders for most of its existence. Starting
in the late 1980’s with the 320A, designed for helicopter surveys in the
high Arctic, and continuing with the 320M, 320B and their derivatives,
Knudsen echosounders are now used in more than 60 countries around the
world. Known for their pioneering use of digital signal processing (DSP)
technology, Knudsen sounders are used in a wide range of applications,
from shallow-water hydrographic survey to full-ocean depth scientific
research.

GENERAL OCEANICS, INC. was established in Miami, Florida in 1966. From
inception, the company’s goal has been to design and manufacture the
highest quality instrumentation and water sampling products available to
the oceanographic community. Aggressive research by our highly
competitive staff has resulted in a product line with an outstanding
reputation in the field.