Public engineering firm directory

Find engineering consulting firms by capability and location.

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7 Oaks Engineering

Silverton, OR

Harmonizing the built environment with the natural.

WebsitePhone2 offices4 leaders3 credentialsSize Estimate: 1-10 employeesUpdated Jun 2026

Service detail: Land Development

Service: Land DevelopmentService: Due Diligence and Feasibility StudiesService: Entitlement and Conceptual DesignIndustry: CommercialIndustry: ResidentialType: Civil Engineering+24 more

A&M Consulting Engineers

Visalia, CA

Moving Our Communities Infrastructure Forward

WebsitePhone2 offices3 projectsUpdated Jun 2026

Project: Gateway Park

Service: Water ResourcesService: Hydraulic AnalysisService: Municipal Water Well Planning and DesignIndustry: GovernmentIndustry: TransportationType: Civil Engineering+44 more

A3 Engineering

Los Angeles, CA

Welcome to a whole new level of MEP commitment to your projects.

WebsitePhone1 office14 projects7 leadersUpdated Jun 2026

Project: Village School

Service: Mechanical EngineeringService: Tailored HVAC system designService: Energy modeling and analysisIndustry: CommercialIndustry: EducationType: MEP+23 more

ADV-SOC, Inc.

San Diego, CA

Mission-Driven.

WebsitePhone1 office9 projects2 leadersFounded 2012Updated Jun 2026

Project: Naval Air Station North Island Soil Investigation

Service: Environmental ServicesService: Phase I and Phase II Environmental Site AssessmentsService: Underground Storage Tank Assessment and ClosureIndustry: FederalIndustry: DefenseType: Architecture & Engineering+39 more

AGS, Inc.

San Francisco, CA

Enhancing communities and the built environment.

WebsitePhone2 offices6 projects10 leaders7 credentialsFounded 1983

Project: SFO Harvey Milk Terminal Boarding Area B

Service: Geotechnical EngineeringService: Site Characterization & Engineering GeologyService: Seismic Design & AnalysisIndustry: AirportsIndustry: Water SupplyType: Geotechnical Engineering+40 more

AKM Consulting Engineers

Irvine, CA

Delivering Engineering Solutions for Public Agencies since 1990

WebsitePhone1 office13 projects4 leadersFounded 1990Updated Jun 2026

Project: PFAS Treatment Systems

Service: Infrastructure Planning and FeasibilityService: Feasibility Studies and Master PlansService: Hydraulic Modeling and System AssessmentsIndustry: Water SupplyIndustry: WastewaterType: Civil Engineering+15 more

ATALA ECR, Inc.

El Cajon, CA

Staffing - Construction - Remediation

WebsitePhone1 office1 credentialsFounded 2013Updated Jun 2026

Service detail: Project Staffing

Service: Project StaffingService: Construction SuperintendentsService: Site Safety and Health OfficersIndustry: FederalIndustry: DefenseType: Environmental Engineering+24 more

AZAD Engineering PC

San Francisco, CA

Efficient Management in Infrastructure Construction

WebsitePhone2 offices1 leadersUpdated Jun 2026

Service detail: Construction Management and Inspection

Service: Construction Management and InspectionService: Resident EngineeringService: Structure RepresentativeIndustry: TransportationIndustry: BridgesType: Civil Engineering+39 more

Adobe Associates, Inc.

Santa Rosa, CA

Recognized as one of the top Civil Engineering and Land Surveying firms in the North Bay, Adobe Associates, Inc. provides Civil Engineering, Land Surveying, Land Planning, and Wastewater and Septic Design services for the development of private and public projects. Since 1982, Adobe Associates has helped thousands of clients maximize the value of their projects by finding potential opportunities others often miss, creating practical, accurate design solutions, and guiding projects through the regulatory process. Adobe Associates is a family business built on honesty, integrity, and dependability, with project experience spanning residential development, commercial, affordable housing, hospitality, agricultural, and public infrastructure work across Northern California.

WebsitePhone1 office7 projects4 credentialsFounded 1982Updated Jun 2026

Project: Drake's Cove Subdivision

Service: Civil EngineeringService: Feasibility StudiesService: Site Grading and Drainage DesignIndustry: ResidentialIndustry: Multifamily ResidentialType: Civil Engineering+37 more

Aegis

Silver Spring, MD

Keeping Construction Projects on Track

WebsitePhone8 offices5 projects7 leadersFounded 2006Updated Jun 2026

Project: Reagan National Airport

Service: Planning & SchedulingService: CPM Schedule DevelopmentService: Schedule Analytics, Quality Control, and KPI AnalysisIndustry: InfrastructureIndustry: AirportsType: Owner's Engineer+29 more

Aliquot Associates, Inc.

Oakland, CA

Founded in 1980, Aliquot Associates, Inc. is a multi-disciplinary engineering and surveying firm serving public and private clients across the San Francisco Bay Area. The practice offers civil engineering, traffic engineering, and land surveying services from offices in Oakland and Walnut Creek, California. Aliquot brings decades of expertise across diverse project types including public roadways and highways, transit facilities, residential subdivisions, commercial and mixed-use sites, water and sewer systems, stormwater management, and park improvements. With extensive agency-side experience and strong local knowledge across multiple Bay Area jurisdictions, the team provides responsive, customized service from initial planning and feasibility studies through design, permitting, construction, and inspection. Every project is managed directly by a principal, enabling quick decision-making and close coordination with property owners, architects, contractors, and agency representatives.

WebsitePhone2 offices8 projectsFounded 1980Updated Jun 2026

Project: Oakland Army Base Redevelopment

Service: Civil EngineeringService: Feasibility Studies, Land Planning, and Site DevelopmentService: Cost Estimating and Construction PlansIndustry: GovernmentIndustry: Highways & RoadsType: Civil Engineering+40 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 leadersFounded 1992Updated Jun 2026

Service detail: Engineering Services

Service: Engineering ServicesService: Environmental ServicesService: Field ServicesIndustry: Oil & GasIndustry: Water SupplyType: Civil Engineering+8 more

Anchor QEA

Seattle, WA

Transforming Our Environment and Communities, with Integrity and Vibe

WebsitePhone28 offices4 projects4 leadersSize Estimate: 200-1,000 employeesUpdated Jun 2026

Project: Hancock County Marsh Living Shoreline

Service: EngineeringService: Civil EngineeringService: Coastal ResilienceIndustry: Power GenerationIndustry: FederalType: Civil Engineering+46 more

Aquario Engineering LLC

San Diego, CA

Smart solutions in sustainable water infrastructure project delivery

WebsitePhone1 office3 leadersFounded 2020Size Estimate: 1-9 employeesUpdated Jun 2026

Service detail: Sustainable Infrastructure Consulting

Service: Sustainable Infrastructure ConsultingService: Providing Consulting Services Focused On Bringing SustainableService: ResilientIndustry: Water ResourcesIndustry: WastewaterType: Civil Engineering+30 more

ArcSine Engineering

Redding, CA

The Expert's Expert.

WebsitePhone2 offices4 projects3 credentialsFounded 1978Size Estimate: 25-50 employees

Project: Town of Windsor SCADA System

Service: Electrical EngineeringService: Lighting Design and ModelingService: Power System StudiesIndustry: WastewaterIndustry: Water SupplyType: Automation & Controls+33 more

Armstrong & Brooks Consulting Engineers, Inc.

Corona, CA

Dependable and cost-effective professional engineering services

WebsitePhone1 office2 leadersFounded 2000Updated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Site and Infrastructure EngineeringService: Domestic WaterIndustry: CommercialIndustry: IndustrialType: Civil Engineering+27 more

Ashley & Vance Engineering

San Luis Obispo, CA

Shaping the communities that we call home.

WebsitePhone9 offices7 projectsFounded 2005Size Estimate: 100-150 employeesUpdated Jun 2026

Project: Fountaingrove Passive House

Service: Structural EngineeringService: Cast-in-Place ConcreteService: Post-Tensioned ConcreteIndustry: ResidentialIndustry: Multifamily ResidentialType: Civil Engineering+31 more

Astral Engineers P.C.

Rancho Cucamonga, CA

Professional Engineering Services - Mechanical, Electrical, Plumbing, Technology, Fire Protection

WebsitePhone2 offices11 projects3 leaders1 credentials1 publications

Project: Mohs & GI Procedure Room Renovation

Service: Mechanical EngineeringService: Air Handling Unit DesignService: Central Utility PlantsIndustry: HealthcareIndustry: FederalType: MEP+51 more

BA Inc.

Los Angeles, CA

BA Inc. provides transportation-related professional engineering design and consulting services to public agencies and private developers. Established in 2004, its practice focuses on drainage and utility design, subsurface utility engineering, encroachment permitting, third-party utility coordination, and construction or project management.

Website1 office3 projectsFounded 2004Updated Jun 2026

Project: LACMTA Projects

Service: Civil EngineeringService: Drainage DesignService: Stormwater ManagementIndustry: TransportationIndustry: GovernmentType: Civil Engineering+15 more

BC Engineering Group, Inc.

Santa Rosa, CA

A New Era of Civil Engineers

WebsitePhone1 office1 projects1 leaders1 credentialsSize Estimate: 10-49 employees

Project: VA Outpatient Clinic

Service: Civil EngineeringService: Grading and DrainageService: Roadway and Utility DesignIndustry: ResidentialIndustry: CommercialType: Civil Engineering+27 more

BSE Engineering, Inc.

San Diego, CA

Mechanical, Electrical, and Plumbing Engineering Consultants

WebsitePhone1 office12 projects6 leadersFounded 1962Updated Jun 2026

Project: Sharp Chula Vista Emergency Department Transformation

Service: Mechanical EngineeringService: HVAC DesignService: Indoor Air Quality SystemsIndustry: HealthcareIndustry: AviationType: MEP+30 more

Balance Hydrologics Inc

Berkeley, CA

Full Service Hydrology Consulting Firm

WebsitePhone3 offices2 leaders1 credentialsFounded 1988Updated Jun 2026

Service detail: Hydrology and Hydraulics

Service: Field-Based Site CharacterizationService: GeomorphologyService: GroundwaterIndustry: Water ResourcesIndustry: Stormwater & Flood ControlType: Environmental Engineering+12 more

Bennett Engineering Services, Inc.

Roseville, CA

Trusted Engineering Advisors

Website4 offices6 leaders2 credentialsFounded 1995Size Estimate: 45-49 employeesUpdated Jun 2026

Service detail: Transportation Engineering

Service: Transportation EngineeringService: Roadway Planning and DesignService: Complete Streets and StreetscapesIndustry: GovernmentIndustry: TransportationType: Civil Engineering+39 more

Bethel Engineering & Consulting

Bethel, AK

Bethel Engineering & Consulting is an environmental consulting and engineering subsidiary of the Bethel Native Corporation (BNC), an Alaska Native Corporation founded in 1973. Operating as part of BNC's integrated family of companies, Bethel Engineering provides a broad range of professional consulting services in environmental science and engineering, including environmental assessment and investigation, environmental compliance, and environmental engineering. It serves federal clients including the FAA, US Air Force, US Army, US Navy, US Coast Guard, Army and Air National Guard, and Bureau of Land Management. BNC subsidiaries are headquartered in Anchorage, Alaska with strategic presences in San Diego and Seattle, and operate throughout North America and select locations in Asia and Europe.

Website4 officesFounded 1973Updated Jun 2026

Service detail: Engineering & Environmental Consulting

Service: Engineering & Environmental ConsultingService: Environmental Assessment & InvestigationService: Environmental ComplianceIndustry: FederalIndustry: DefenseType: Environmental Engineering+17 more