Public engineering firm directory

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Earth Mechanics, Inc.

Fountain Valley, CA

Engineering resilience for a safer future

WebsitePhone4 offices5 projects11 leaders20 credentials4 publications

Project: Superior Avenue Pedestrian-Bicycle Bridge & Parking Lot

Service: Geomechanical & SeismologyService: Soil MechanicsService: Rock MechanicsIndustry: InfrastructureIndustry: TransportationType: Geotechnical Engineering+35 more

Geotechnical Solutions, Inc.

Irvine, CA

Geotechnical Solutions, Inc. (GSI) is a full-service geotechnical engineering and testing consulting firm based in Irvine, California, incorporated in 1993. GSI serves residential, commercial, industrial, wireless, institutional, religious, and public works clients throughout Southern California, with extended service areas in Central California, Nevada, and Southwestern Arizona. GSI operates a certified in-house laboratory and applies state-of-the-art software for seismic evaluation, slope stability, foundation analysis, pile analysis, and liquefaction studies. GSI has completed over 8,000 projects since 1992, including more than 6,000 wireless telecommunications sites, and serves as the sole geotechnical consultant for the Diocese of Orange.

WebsitePhone1 office1 leaders2 credentialsFounded 1993Updated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Subsurface explorationsService: Cone penetrometer testingIndustry: TelecommunicationsIndustry: EducationType: Geotechnical Engineering+37 more

HRA Engineering & Energy Services

San Francisco, CA

Electrical, Mechanical & Sustainable Engineers

Website2 offices13 projects1 leadersUpdated Jun 2026

Project: UC Berkeley Hearst Gym

Service: Mechanical EngineeringService: Heating, Ventilation, and Air Conditioning (HVAC) SystemsService: Sanitary, Storm Drainage and DisposalIndustry: EducationIndustry: HealthcareType: MEP+55 more

JKAE

Auburn, CA

Enriching the Human Experience.

Website4 offices3 projects7 leaders15 credentialsFounded 1984Updated Jun 2026

Project: Butte College Science Building

Service: ArchitectureService: Master PlanningService: Facility Condition AssessmentsIndustry: EducationIndustry: GovernmentType: Architecture & Engineering+77 more

Miyamoto International, Inc.

Sacramento, CA

Global Engineering and Disaster Risk Management Firm

WebsitePhone1 office13 projectsSize Estimate: 100-500 employeesUpdated Jun 2026

Project: Sausalito Marin City School District - Martin Luther King Jr. Academy Nevada Campus

Service: Structural EngineeringService: New Building Structural DesignService: Seismic Design and RetrofitIndustry: EducationIndustry: HealthcareType: Structural Engineering+42 more