Public engineering firm directory

Find engineering consulting firms by capability and location.

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AESCO, Inc.

Huntington Beach, CA

Building America from the ground up since 1993

WebsitePhone1 office3 projectsFounded 1993Updated Jun 2026

Project: I-405 Improvement Project

Service: Geotechnical EngineeringService: Geotechnical drilling and field explorationService: Soils evaluationIndustry: CommercialIndustry: GovernmentType: Geotechnical Engineering+25 more

AYCE Consulting Engineers, Inc.

Santa Ana, CA

Large Firm Expertise Small Firm Values

Website1 office1 leadersFounded 2015Updated Jun 2026

Service detail: Transportation Engineering

Service: Transportation EngineeringService: Complete Street Design (Rural and Urban)Service: Freeway System Interchange DesignIndustry: TransportationIndustry: Highways & RoadsType: Transportation Engineering+23 more

D'Leon Consulting Engineers Corporation

Long Beach, CA

DLCE Is Driving Change for Our Communities

Website3 offices12 projects6 leadersFounded 1987Updated Jun 2026

Project: SMForward at Sacramento International Airport

Service: Civil EngineeringService: Civil DesignService: Environmental PlanningIndustry: AviationIndustry: TransitType: Civil Engineering+12 more

Dokken Engineering

Folsom, CA

Transforming design.

WebsitePhone4 offices7 projects12 leaders3 credentialsFounded 1986

Project: Zittle Family Amphitheater Shade Structure

Service: Feasibility & FundingService: Grant Writing SupportService: Preliminary Engineering & Environmental ServicesIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+24 more

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

Falcon Engineering Services Inc

Temecula, CA

Providing Innovative Construction Solutions

WebsitePhone1 office6 projects11 leadersFounded 2009Updated Jun 2026

Project: 71/91 Interchange Project

Service: Project ManagementService: Program and Project ManagementService: Project SchedulingIndustry: BridgesIndustry: Highways & RoadsType: Civil Engineering+29 more

IDS Group

Irvine, CA

Integrated multi-disciplinary engineering, architecture, and consulting services

WebsitePhone1 office11 projects2 leadersFounded 1998Updated Jun 2026

Project: Wadi Laban Cable-Stayed Bridge Construction Supervision

Service: ArchitectureService: Master Planning & ProgrammingService: Assessments & StudiesIndustry: GovernmentIndustry: Public SafetyType: Architecture & Engineering+81 more

Michael Baker International

Pittsburgh, PA

We Make a Difference

Website18 offices5 projects15 leaders5 credentials4 publicationsFounded 1940

Project: Fika Remote Footbridge Build

Service: Infrastructure EngineeringService: Roadway and Highway DesignService: Bridge Design and InspectionIndustry: TransportationIndustry: Highways & RoadsType: Architecture & Engineering+46 more

Sommer Engineering, Inc.

Newport Beach, CA

Sommer Engineering, Inc. is a Newport Beach, California civil and transportation engineering firm focused on the Southern California transportation market. Founded in 2020 by Merideth Cann, P.E., it applies more than 30 years of transportation industry experience to serve regional and local transportation agencies. Its work spans civil design for highway corridors, managed lanes, alternative delivery projects, rail and transit, grade separations, highway interchanges, and the design of bridges and retaining structures, as well as parking facilities and electric vehicle infrastructure planning. Clients include Los Angeles Metro, the Riverside County Transportation Commission, Caltrans Districts 7 and 8, Los Angeles World Airports, and multiple local agencies.

WebsitePhone1 office1 leadersFounded 2020Updated Jun 2026

Service detail: Civil Engineering & Design

Service: Civil Engineering & DesignService: Transportation EngineeringService: Bridge & Structure DesignIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+8 more

WMH Corporation, Inc.

San Jose, CA

Client First

WebsitePhone1 office8 projects13 leadersSize Estimate: 50-100 employeesUpdated Jun 2026

Project: Berryessa BART Station Campus

Service: Project Management ServicesService: Design and Construction SchedulingService: Contractual and Funding SupportIndustry: TransportationIndustry: TransitType: Civil Engineering+16 more