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ComfortableCompact

Alpha Geotechnical & Materials, Inc.

Tempe, AZ

Alpha Geotechnical & Materials, Inc. is a Tempe, Arizona-based consulting practice founded in 1998, specializing in geotechnical and environmental engineering, geological services, construction inspections, and materials testing. It serves public and private clients on projects ranging from single commercial pads to large master-planned communities across the Phoenix metro area, delivering timely, accurate, and cost-effective field and laboratory testing.

WebsitePhone1 office18 projects5 leadersFounded 1998Size Estimate: 1-25 employees

Project: Microchip Technology C6 Building

Service: Geotechnical EngineeringService: Subsurface Site InvestigationService: Foundation, Pavement, and Earthquake EngineeringIndustry: CommercialIndustry: ResidentialType: Geotechnical Engineering+92 more
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Barnett Quality Control Services Inc

San Diego, CA

Our Services. Your Success.

WebsitePhone2 offices9 projects11 leaders9 credentialsFounded 2008

Project: Directors Place

Service: Environmental ServicesService: Phase I Environmental Site AssessmentService: Phase II Environmental Site AssessmentIndustry: CommercialIndustry: EducationType: Geotechnical Engineering+94 more
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GeoConcepts, Inc.

Van Nuys, CA

Over 25 years of experience!

WebsitePhone1 office2 leaders3 credentialsFounded 1995Updated Jun 2026

Service detail: Site Exploration

Service: Site ExplorationService: Engineering Geologic ReportsService: Geotechnical Engineering ReportsIndustry: ResidentialIndustry: CommercialType: Geotechnical Engineering+24 more
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PJC & Associates, Inc.

Rohnert Park, CA

Consulting Engineers & Geologists Northern California

WebsitePhone1 office5 credentialsFounded 1990Updated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Design Level Geotechnical InvestigationsService: Geotechnical Consultations During ConstructionIndustry: ResidentialIndustry: Multifamily ResidentialType: Geotechnical Engineering+57 more
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Reese and Associates, Inc.

Santa Rosa, CA

Reese and Associates, Inc. is a geotechnical engineering firm headquartered in Santa Rosa, California, providing consulting and laboratory testing services to residential and commercial clients in the North Bay area. Formed in 2009 from the operations of Giblin Associates, Consulting Geotechnical Engineers, Reese and Associates serves public and private sector clients with geotechnical investigations, subsurface explorations, fault studies, geologic hazard assessments, and in-house laboratory testing performed to ASTM and Caltrans standards. During construction, geotechnical engineers and field technicians provide observation and testing services for site grading, fill placement, and foundation construction.

WebsitePhone1 office4 leaders3 credentialsFounded 2009Updated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Geotechnical and Geologic ReconnaissanceService: Site InvestigationIndustry: ResidentialIndustry: CommercialType: Geotechnical Engineering+21 more
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