Company category

Companies Directory

Welcome to the Hydro International ‘Companies Directory’.  The most extensive source for professionals working in hydrography with over 2000 companies listed. A perfect spot to show your business to the industry and to find the company you are looking for. Use the filter options or the search box in the full directory.

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Marinestar is market leader in the development and operation of worldwide satellite-based positioning. The service operates using four constellations: GPS + BEIDOU + GLONASS + GALILEO to achieve more precision, more redundancy & safety. The quality of service shows an accuracy in X and Y of <5cm and in Z...
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Valeport are the UK’s leading manufacturer of Hydrographic and Oceanographic instrumentation, which includes the world’s most accurate sound velocity probes / sensors,  altimeters, radar level sensors,  current metres, tide gauges, fluorometers, wave recorders, CTDs, multi-parameter CTDs and GPS echo sounders.  Supporting Hydrographic surveys with the latest in technology is always...
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CARIS™,  established in 1979, is a developer of geospatial software designed to cater to the marine GIS community and has been built on decades of hydrographic experience. CARIS is a privately held company with its headquarters in Fredericton, Canada, with satellite offices in the Netherlands, USA, Australia and the UK....
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EIVA NaviSuite Post-Processing

NaviSuite constitutes a complete, advanced multipurpose suite of software products for virtually any subsea sonar and sensor survey or engineering operation, including data post-processing.

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Check out the brand new
'Buyers Guide'


The Buyers Guide features Company Profiles, Contact Details and the online directory. It is distributed among subscribers of Hydro International, visitors of international trade shows throughout the year and is available as an online edition - thus it is a valuable information source to consult regularly throughout the year.

About the Buyers Guide

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I regularly write about the opportunities hydrography holds for manufacturers, service providers and also professionals: many new developments that we have seen over the last few years will come to maturity sooner or later – and the pace of this process may depend on the need for new technologies or new business. I think that we are in need of both, simply because it’s a rough sea for many of us out there with a shaky economy, low oil... (read more)