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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154 Tech LLC

Santa Barbara, CA

Advanced systems engineering, geospatial intelligence, and end-to-end program lifecycle support

WebsitePhone1 office2 credentials
Service: Technical Program ManagementService: End-to-End Program ManagementIndustry: DefenseType: Defense Engineering+30 more

A & S Engineers, Inc.

San Francisco, CA

Full-service Mechanical, Electrical, Plumbing Engineering and Commissioning Firm

Website1 office6 leadersUpdated Jun 2026
Service: Mechanical EngineeringService: HVAC & Hydronic SystemsIndustry: Multifamily ResidentialType: MEP+20 more

A&M Consulting Engineers

Visalia, CA

Moving Our Communities Infrastructure Forward

WebsitePhone2 offices3 projects
Service: Water ResourcesService: Hydraulic AnalysisIndustry: GovernmentType: Civil Engineering+46 more

A-Tech Consulting, Inc.

Orange, CA

Creating A Safer Tomorrow, Today

WebsitePhone4 offices7 leaders
Service: Industrial HygieneService: Asbestos Survey and ConsultingIndustry: Environmental & RemediationType: Environmental Engineering+23 more

A. G. Consulting Engineering, PC

New York, NY

A. G. Consulting Engineering, PC is an established MEP and construction management consulting practice. It offers mechanical, electrical, plumbing, fire protection, fire engineering, LEED consulting, special inspection, and construction management services for infrastructure, institutional, and public works projects.

WebsitePhone5 offices8 projects
Service: MEP EngineeringService: Mechanical and HVAC Systems DesignIndustry: TransitType: MEP+19 more

ADV-SOC, Inc.

San Diego, CA

Mission-Driven.

WebsitePhone1 office9 projects
Service: Environmental ServicesService: Phase I and Phase II Environmental Site AssessmentsIndustry: FederalType: Architecture & Engineering+41 more

AESCO, Inc.

Huntington Beach, CA

Building America from the ground up since 1993

WebsitePhone1 office3 projects
Service: Geotechnical EngineeringService: Geotechnical drilling and field explorationIndustry: CommercialType: Geotechnical Engineering+27 more

AESUS Design Group, LLC

Tempe, AZ

Integrated Architecture & Engineering

WebsitePhone3 offices12 projects
Service: ArchitectureService: Architectural Concept DesignIndustry: HealthcareType: Architecture & Engineering+50 more

AGS, Inc.

San Francisco, CA

Enhancing communities and the built environment.

WebsitePhone2 offices6 projects
Service: Geotechnical EngineeringService: Site Characterization & Engineering GeologyIndustry: AirportsType: Geotechnical Engineering+42 more

AKT Peerless Environmental Services

Dunwoody, GA

AKT Peerless Environmental Services is an environmental consulting and redevelopment firm with more than 35 years of experience and offices across the Midwest, Southeast, and coasts. It serves developers, real estate professionals, financial institutions, government agencies, industrial and manufacturing clients, and petroleum companies. AKT Peerless delivers environmental due diligence, brownfield redevelopment, storage tank compliance, vapor intrusion assessment, environmental remediation, construction loan monitoring, industrial hygiene, sustainability services, and economic development incentive consulting. Its tank services division, AKT Tank Services, focuses on underground and aboveground storage tank work for fuel companies and transportation clients across the Northeast and Midwest.

WebsitePhone12 offices6 leaders
Service: Real Estate Environmental Risk ManagementService: Phase I And Phase II Environmental Site AssessmentsIndustry: Land DevelopmentType: Environmental Engineering+28 more

APEX Engineering

Los Gatos, CA

Responsive, reliable, and results-driven structural engineering.

WebsitePhone1 officeUpdated Jun 2026
Service: Buildings and FoundationsService: Structural Framing AssessmentIndustry: CommercialType: Structural Engineering+12 more

ASG Solutions Corporation

San Diego, CA

ASG Solutions Corporation is a San Diego-based professional services provider supporting critical federal and military missions globally. It specializes in delivering tailored solutions across engineering, construction management, environmental services, information technology, and defense logistics.

WebsitePhone1 office10 projects
Service: Engineering ServicesService: Electrical EngineeringIndustry: DefenseType: Defense Engineering+25 more

ATALA ECR, Inc.

El Cajon, CA

Staffing - Construction - Remediation

WebsitePhone1 office1 credentials
Service: Project StaffingService: Construction SuperintendentsIndustry: FederalType: Environmental Engineering+26 more

ATC Design Group

Escondido, CA

California's Only One Stop Shop

WebsitePhone1 officeFounded 1993
Service: Planning and PermittingService: EntitlementsIndustry: CommercialType: Architecture & Engineering+39 more

Abi Engineering Consultants Inc

Santa Ana, CA

Geotechnical, Civil, and Structural Engineering Across California and the Western States

WebsitePhone1 office10 projects
Service: Geotechnical EngineeringService: Site Investigation and Subsurface ExplorationIndustry: CommercialType: Civil Engineering+41 more

Achievement Engineering Corp.

San Jose, CA

Building Tomorrow's Legacy, Today

Website1 office3 leadersFounded 2010
Service: Materials Testing LaboratoryService: Soils & Aggregates TestingIndustry: CommercialType: Geotechnical Engineering+29 more

Acoustical Analysis Associates Inc

Moorpark, CA

Acoustical consulting services for transportation, aviation, and community noise

WebsitePhone1 office5 projects
Service: Aircraft Noise ConsultingService: Noise Certification to CFR Part 36 and ICAO Annex 16Industry: TransportationType: Acoustic Consulting+11 more

Acoustical Engineering Consultants

Elk Grove, CA

Engineering a quieter world and optimizing aural environments, one project at a time.

WebsitePhone2 offices8 projects
Service: Architectural AcousticsService: Room Acoustics Measurement and AnalysisIndustry: EducationType: Acoustic Consulting+38 more

Acumen Building Enterprise, Inc.

Oakland, CA

Improving Mobility and Access

Website1 office8 projects6 leaders
Service: Systems EngineeringService: Database Design & MaintenanceIndustry: TransitType: Civil Engineering+16 more

Advance Design Consultants Inc

San Jose, CA

Experience. Passion. Excellence.

WebsitePhone1 office7 projects
Service: Architecture & PlanningService: Architectural DesignIndustry: CommercialType: Architecture & Engineering+40 more

Advanced Professional Engineering Consultants

Corona, CA

Built for real world project delivery

WebsitePhone1 office5 credentials
Service: Mechanical Engineering & HVAC DesignService: HVAC System Design and Air DistributionIndustry: CommercialType: MEP+48 more

Alisto Engineering Group, Inc.

Walnut Creek, CA

Alisto Engineering Group is an engineering, environmental, and field services firm founded in 1992 and headquartered in Walnut Creek, California. It provides engineering design, project management, environmental solutions, and specialized field services including gas leak survey, LDAR, and cathodic protection engineering. Alisto serves major utility companies and clients in the oil and gas, water and wastewater, and electric power sectors from headquarters in Northern California with regional operations in Southern California, Texas, and New York.

WebsitePhone1 office3 leaders
Service: Engineering ServicesService: Environmental ServicesIndustry: Oil & GasType: Civil Engineering+10 more

Allana Buick & Bers, Inc.

Palo Alto, CA

Making Buildings Perform Better

WebsitePhone1 office3 leaders
Service: Building EnvelopeService: Curtain Wall & GlazingIndustry: CommercialType: Architecture & Engineering+27 more

Anchor QEA

Seattle, WA

Transforming Our Environment and Communities, with Integrity and Vibe

WebsitePhone28 offices4 projects
Service: EngineeringService: Civil EngineeringIndustry: Power GenerationType: Civil Engineering+48 more