Environmental and geoscience consulting including site characterization, assessment and remediation design.

Geotechnical consulting firm located in Berkeley, California.

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

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

Professional geotechnical firm, providing consulting and litigation services throughout the western United States.

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

Provides exploration and environmental geochemistry services, including soil vapor site assessments, seismic geochemistry, and product fingerprinting for contaminant spills. A collection of published professional papers.

John Field, PhD, fluvial geomorphologist based in New England (USA), offers short courses and services in flood hazard studies, stream restoration, GIS-based watershed assessment, and project monitoring.

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

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

Consultants in Geologic and Soil Engineering serving the greater San Francisco Bay Area since 1979.

Global provider of geotechnical engineering, materials engineering, environmental restoration, environmental and socio-economic assessments, surface and underground mining geotechnics, surface and ground water management, waste management, and project management and quality assurance.

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.

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

Providing services keyed to identifying, evaluating, developing, and managing natural resources.

Firm with a wide range of earth science specialities.

Geotechnical and environmental engineers, based in California.

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.

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

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

Specializing in geological analysis and seismic studies.

Geology, geophysics, and geochemistry consulting company in South America.

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

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