Our Goal:

To offer a broad range of consulting services on diverse projects in both the public and private sectors. 


We specialize in geotechnical engineering, engineering geology, soils and construction materials testing, and inspection services.

Office Locations

780 North 4th Street

El Centro, CA 92243

760-370-3000

Fax: 760-337-8900


77-948 Wildcat Drive

Palm Desert, CA 92211

760-360-0665

Fax: 760-360-0521

Geothermal Projects

Black Rock 5-6 Geothermal Plant
Calipatria, California

Cal Energy
Mr. Robert Eberle
760-348-4225

Black Rock geothermal Plant, Calipatria, California

LandMark Consultants, Inc. conducted a geotechnical investigation for the proposed construction of a geothermal power plant near the Salton Sea, California. The site has shallow groundwater and liquefiable soils which require specialized foundation system designs to mitigation the potential liquefaction settlement during earthquakes.

Hudson Ranch No. 1 Geothermal Plant
Calipatria, California

Energy Source
Mr. Doug Powell
303-697-9657

Hudson Ranch Geothermal Plant in Calipatria, California

LandMark Consultants, Inc. conducted a geotechnical investigation for the proposed construction of the Hudson Ranch No. 1 geothermal power plant near the Salton Sea, California. The site has shallow groundwater and compressible clay soils which require specialized foundation system designs to mitigation the potential liquefaction settlement during earthquakes.

The firm also provided construction materials testing services during construction of the project. Services include soil-cement column and auger cast pile inspection, concrete inspection, compaction testing and welding inspection.

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