BGC Engineering Inc. - Specialist consulting services in applied earth sciences, with specific emphasis on the application of geotechnical and geo-environmental engineering, and engineering geology.

Earth Research - Earth Sciences research and data analysis service, focusing on geography, geology, geoscience, and the environment.

Cotton, Shires & Associates, Inc. - Professional geotechnical firm, providing consulting and litigation services throughout the western United States.

Geo-Marine Technology - Marine geology and geophysics consultancy services to offshore oil and gas industries, offshore survey industries, and governments.

Haneberg Geoscience - Consulting and applied research solutions in engineering geology, hydrogeology, and applied geomechanics. Landslides, mudslides, debris flows, land subsidence, and other geologic hazards. GIS applications in natural resource and watershed assessments.

NorthWest Research Associates, Inc. - Contract-research firm conducting in-depth investigations in the physical sciences and providing consulting services to government and industry. Expertise ranges from atmospheric, ocean, and sea ice sciences, to fundamental geophysical fluid dynamics and space physics. We also produce instrumentation for the geosciences.

Precious Metal Exploration Maps - Exploration maps, assaying of ore samples and interpretation of geological and geophysical data by a seasoned geologist, G.H.Hamilton.

Osiris Projects - Hydrographic and geographic survey specialists, ISO 9002 accreditation specifically for carrying out this type of work.

Headwaters Explorations - Small geological and environmental consulting firm offering Phase I environmental assessments, mineral resource evaluations and rock fall investigations in western Colorado (mostly Gunnison County).

Geological Services - Earth science consulting services in South Africa.

Birmingham Engineering and Construction Consulting - Independent consulting firm specializing in geotechnical, environmental, and construction materials testing and inspection services.

Providence Oil Company - Specializing in geological analysis and seismic studies.

Golder Associates - Providing comprehensive civil/geotechnical and environmental consulting services to a wide range of industries worldwide.

Virginia Geotechnical Services, P.C. - Professional consulting firm specializing in geoenvironmental services, geotechnical engineering, and construction monitoring. Located in Richmond, Virginia.

Geocon - Management and consultancy services in all aspects of exploration, engineering, information technology, safety and the environment.

Exploration Technologies, Inc. - Provides exploration and environmental geochemistry services, including soil vapor site assessments, seismic geochemistry, and product fingerprinting for contaminant spills. Site includes a collection of published professional papers.

Wade Research - Offers a wide range of consulting services in chemistry, with experience in soil and groundwater remediation, environmental impact assessment, litigation support, and expert testimony.

LunarAtlantic Earth Science Consultants - Firm with a wide range of earth science specialities.

TXR Consulting - Geology, geophysics, and geochemistry consulting company in South America.

Allen Hubbard - Geologist consulting on a wide range of environmental and geological issues.

Valls Geoconsultant - Geological and geochemical research consultant offering underground and open pit mapping and sampling experience.

Kayler Geoscience, Ltd. - Providing services keyed to identifying, evaluating, developing, and managing natural resources.