Public engineering firm directory

Find engineering consulting firms by capability and location.

Search engineering firm profiles built for buyers who need a shortlist, not a sales pitch.

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A&A Consultants Inc

McKees Rocks, PA

Specializing in geotechnical, structural, and civil engineering excellence

WebsitePhone3 offices7 projects8 credentialsFounded 1996Updated Jun 2026

Project: Big Beaver Bridge

Service: Bridge Design and InspectionsService: Bridge DesignService: Bridge InspectionsIndustry: TransportationIndustry: BridgesType: Civil Engineering+22 more

Cornerstone Earth Group, Inc.

Sunnyvale, CA

From the Ground Down - geotechnical, environmental, and construction services for the Bay Area development community.

WebsitePhone1 office6 projects15 leaders2 credentialsFounded 2007

Project: Overton Moore Properties - Oaks Business Park

Service: Environmental ServicesService: Phase I Environmental Site AssessmentsService: Preliminary Endangerment AssessmentsIndustry: CommercialIndustry: Land DevelopmentType: Environmental Engineering+77 more

Edifica USA

Lake Forest, CA

Multi-discipline geotechnical, structural, and environmental engineering services

WebsitePhone2 offices1 projectsUpdated Jun 2026

Project: SPLA Port

Service: Geotechnical EngineeringService: Geotechnical Design and AnalysisService: Subsurface Exploration for InfrastructureIndustry: Ports & HarborsIndustry: Highways & RoadsType: Geotechnical Engineering+40 more

Gul Engineering PLLC

Alexandria, VA

Engineering Solutions for a Resilient Future

WebsitePhone1 office4 leaders4 credentialsUpdated Jun 2026

Service detail: Construction Management

Service: Construction ManagementService: Construction InspectionService: Quality Assurance & Quality Control (QA/QC)Industry: GovernmentIndustry: FederalType: Civil Engineering+6 more

Howland Engineering and Surveying Co.

Laredo, TX

Excellence in Engineering & Surveying Since 1922

WebsitePhone3 offices11 projects3 leaders6 credentialsFounded 1922

Project: Alexander 9th Grade Center

Service: SurveyingService: ALTA SurveysService: TxDOT SurveyingIndustry: Oil & GasIndustry: Renewable EnergyType: Civil Engineering+63 more

Hydro10 Consulting LLC

Minnetonka, MN

Energy and utility engineering for transmission, distribution and substations

WebsitePhone1 officeUpdated Jun 2026

Service detail: Transmission and Distribution Line Design

Service: Transmission and Distribution Line DesignService: Substation and Foundation DesignService: Power Generation Engineering SupportIndustry: Electric UtilitiesIndustry: Power Transmission & DistributionType: Power & Utility Engineering+10 more

KS Associates Inc

Elyria, OH

People. Projects. Progress.

WebsitePhone2 offices4 projects3 leaders2 credentialsUpdated Jun 2026

Project: Scheeff East Point Preserve Nature-Based Shoreline

Service: Coastal EngineeringService: Coastal ModelingService: Dredging Calculations and SurveyingIndustry: TransportationIndustry: MarineType: Civil Engineering+45 more

Lessani PLLC

Washington, DC

Expert Construction Management and Program Oversight

WebsitePhone1 office6 leaders2 credentialsFounded 2016Size Estimate: 1-10 employees

Service detail: Program & Construction Management (PM/CM)

Service: Program & Construction Management (PM/CM)Service: Program ManagementService: Construction ManagementIndustry: CommercialIndustry: EducationType: Civil Engineering+13 more

OnSite Precision

Milwaukee, WI

Professional Engineering and Field Services

WebsitePhone1 officeUpdated Jun 2026

Service detail: Engineering Services

Service: Engineering ServicesService: Professional Engineering SupportService: ASME B31 Piping Systems EngineeringIndustry: Power GenerationIndustry: Oil & GasType: Mechanical Engineering+26 more

Prime Partners Engineering LLC

Washington, DC

Providing engineering and project management solutions with big goals

Website3 offices2 leaders2 credentialsFounded 2019Updated Jun 2026

Service detail: Power & Utility Engineering

Service: Power & Utility EngineeringService: Distribution EngineeringService: Transmission EngineeringIndustry: UtilitiesIndustry: Electric UtilitiesType: Owner's Engineer+16 more

Sera Engineered, LLC

Washington, DC

Engineering the Future

WebsitePhone2 offices7 projects5 leadersFounded 2019Updated Jun 2026

Project: 1525 Broadway Road

Service: Site DesignService: Commercial Site DesignService: Residential Site DesignIndustry: CommercialIndustry: ResidentialType: Civil Engineering+41 more

Upaya Pacific LLC

Honolulu, HI

Representing owner interests in the built environment.

Website1 officeUpdated Jun 2026

Service detail: Facility Assessment and Forensic Analysis

Service: Facility Assessment and Forensic AnalysisService: Forensic Engineering & Claim AnalysisService: Code Compliance InspectionsIndustry: AirportsIndustry: AviationType: Civil Engineering+27 more