Company Profile
Judith Knudsen, KSI president.
Knudsen Systems Inc. (KSI) is a US small business, female-owned and operated based in Ogdensburg, New York. We sell Knudsen echosounders manufactured by Knudsen Engineering Ltd. in Perth, Ontario, Canada. We are also a GSA Federal Supplier for US federal buyers. We specialize in high performance digital systems for marine applications. For over twenty-one years Knudsen products have been used by research institutions, port authorities, navies, and hydrographic agencies as well as civil engineering, dredging, and survey companies. The KSI team can provide clients with a total survey solution package including Knudsen echosounder peripherals.
Knudsen echosounders are used worldwide for precision measurement of water depths for hydrographic survey, dredging, ship navigation, defense, and scientific applications. The Knudsen 1600 Series and Chirp 3200 Series Echosounders, as well as the completely upgraded 320M Marine Echosounder provide precision water depth measurement, and are used worldwide by hydrographic agencies, port authorities, navies, research agencies, as well as commercial dredging and survey companies.