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320 companies

Spatial Positioning Systems Inc.

Blacksburg, VA, United StatesUpdated Nov 1998

Spatial Positioning Systems Inc. develops high-precision GPS and positioning technology, including indoor positioning systems and survey-grade tracking products.

Specialty Diving

Hammond,, Louisiana, United StatesUpdated Jul 2005

Offshore Marine Consultants, Dive and inspection company, underwater construction, Dive support vessels, flybys

Spectrum Energy & Information Technology

Woking, Surrey GU21 6LE, United KingdomUpdated Jan 2004

Spectrum Energy and Information Technology Limited is a British registered geophysical company which commenced trading in 1985 and is now an established part of the world oil service community. With headquarters in the UK, Spectrum now has operational centres in Houston and Cairo with active joint ventures in Tehran and New Delhi.

Stoner Engineering

Location not listedUpdated Dec 2002

Stoner Engineering develops SES 3D TSD Geosteering Software for horizontal drilling, enabling precise stratigraphic wellbore positioning and improved drilling outcomes through advanced 3D vector geometry and petroleum engineering principles.

Stratagraph, Inc.

Location not listedUpdated Dec 2002

Stratagraph, Inc. is a company specializing in geotechnical and environmental drilling services, primarily serving the oil and gas industry.

Subsea Technologies, Inc.

Katy,, Texas, United StatesUpdated Apr 2016

Subsea Technologies, Inc. provides advanced underwater technology solutions including acoustic positioning, GNSS positioning, hydrographic survey equipment, marine geophysical systems, and underwater cameras and lights, offering rentals, sales, and technical support.

Sun Machinery

Oceanside, N.Y., United StatesUpdated Sep 2001

Broker of petroleum oilfield water mining and mineral drilling rigs and equipment

Svitzer Ltd, , Great Yarmouth

Yarmouth,, Norfolk,, United KingdomUpdated May 2026

Svitzer Limited offers a comprehensive world wide offshore surveying service with expertise covering all aspects of seabed and sub-seabed survey data acquisition and management, as well as inspection, engineering, mapping, positioning, geotechnical and ROV services. Whilst primarily working for the Oil and Gas Industry, Britsurvey/Svitzer Ltd also conduct deep ocean cable route surveys, feasibility studies, exploration seismic interpretation projects and deep water bathymetric and site surveys. The purchase of a new vessel, equipped to undertake 2D seismic data acquisition, and swathe bathymetry systems on three of our five vessels has placed us at the forefront of hydrographic survey data acquisition and presentation, both for regional and engineering surveys. This expertise in conjunction with our expanded network of DGPS services, now covering both the North Sea and the Irish Sea underlines a continuing commitment to supply our clients with the highest quality hydrographic data available. A comprehensive pool of geophysical, surveying, positioning and ROV equipment installed on our vessels and available for mobilisation to world wide locations enables us to offer a truly comprehensive surveying service. This is supported by extensive data management, interpretation and reporting facilities. These include seismic workstations, for interpretation and integration of 2D and 3D datasets, a complete seismic processing centre, AutoCAD and Intergraph mapping stations and a dedicated 3D seismic interpretation and evaluation team.

Synergy Systems, LLC

San Diego, CA, United StatesUpdated Sep 2004

Synergy Systems, LLC, a California Limited Liability Company, was founded in 1985 as a regional manufacturers representative company to sell and service Motorola Mini-Ranger™ Radar Positioning products and Motorola’s Eagle™ series GPS products. The Company gained broad GPS experience supporting Motorola’s 4 and 8 channel Eagle survey grade GPS receivers, the LGT-1000 GPS/GIS products and, since 1992, Motorola’s full line of OEM board level GPS products. In 1996, the Company transformed from a regional representative to a full service, stocking distributor and value added provider for Motorola’s GPS products. Sales and support services were expanded to cover the entire United States, Canada, Mexico and South America. The Company, now regarded as the leading supplier of Motorola ONCORE™ OEM GPS products in the Americas, has since expanded its services worldwide.

TL Geohydrographics

Selangor,, MalaysiaUpdated Mar 2007

TL Geohydrographics is a Malaysian company specializing in geospatial and hydrographic survey services, supporting maritime and offshore industries.

TekMap Consulting

Location not listedUpdated Dec 2002

Tekmap Consulting is a Canadian company providing custom mapping and data solutions including marine geomatics, 3-D visualization, software development, web mapping, and photogrammetry since 1994.

Terra Management Inc.

Calgary, Alberta, CanadaUpdated Feb 2008

TerraSeis -Software to efficiently manage and display your seismic data. A modular, Windows-based application developed for seismic data management with geographically accurate viewing and mapping. Links line parameters, storage catalogue, QI tracking, AFE creation/tracking, document scanning/auto-indexing, data cleanup, and a powerful searching tool. Mapping may include any desired client data layer (wells, culture, land, etc.) for domestic or international data

TerraServer.com

Location not listedUpdated Dec 2002

TerraServer.com is a provider of satellite and aerial imagery services, offering high-resolution maps and geographic data.

Tesso Treating Chemicals

Location not listedUpdated May 2026

PT. Tesso Tetra Chemika is an Indonesian private company providing specialty chemicals and additives for the Oil and Gas, Petrochemical, and Geothermal industries.

The ARC Group LLC

Location not listedUpdated Dec 2002

The ARC Group LLC is an Austin, Texas-based independent firm providing advisory services and technical project support to the upstream domestic and international energy industry, specializing in integrated geoscientific and engineering analyses for exploration and production optimization.

The Energy Exchange, Inc

The Woodlands,, TX, United StatesUpdated May 2026

The Energy Exchange is an association of engineers, geoscientists, and financial professionals providing a bridge between the petroleum technical community and the financial community.

The George Washington University Maritime Medical Access

Washington, D.C, United StatesUpdated Apr 2005
Training

The George Washington University Department of Emergency Medicine provides medical support and consulting services for the travel assistance and commercial shipping industries, including maritime medical services and telemedicine.

The Hardaway Co.

Columbus, GA, United StatesUpdated Nov 1998

The Hardaway Co. is a Columbus, Georgia-based contractor specializing in marine construction, dredging, and heavy civil construction services including docks, wharves, bulkheads, and waterfront infrastructure.

The Institute of Navigation

Fairfax, VA, United StatesUpdated Dec 2002

A not-for-profit professional membership organization dedicated to advancement in the art, science, engineering and technology of land, sea, air and space navigation.