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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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

Brierley Associates Corporation

Englewood, CO

Creating Space Underground

WebsitePhone20 offices4 projects6 leaders11 credentialsUpdated Jun 2026

Project: Champlain Hudson Power Express Trenchless Crossings

Service: Tunneling EngineeringService: Trenchless EngineeringService: Horizontal Directional Drilling (HDD)Industry: Water SupplyIndustry: WastewaterType: Geotechnical Engineering+20 more

Campos EPC, LLC

Denver, CO

The Leader In Energy Infrastructure

WebsitePhone20 offices1 projects11 leaders3 publicationsFounded 2005

Project: 350MW Data Center Power Generation & Substation Facility

Service: EngineeringService: Pipeline EngineeringService: Transmission And Midstream Pipeline DesignIndustry: Oil & GasIndustry: UtilitiesType: EPC+51 more

Coffman Engineers

Anchorage, AK

The Right Team Matters

WebsitePhone23 offices8 projectsFounded 1982Updated Jun 2026

Project: 100 MW Hydrogen Production Plant

Service: Civil EngineeringService: Bridge EngineeringService: Land SurveyingIndustry: CommercialIndustry: RetailType: Civil Engineering+59 more

Collier Consulting, Inc.

Stephenville, TX

We Bring a World of Solutions

WebsitePhone11 offices18 leadersFounded 1998Size Estimate: 25-50 employeesUpdated Jun 2026

Service detail: Geoscience

Service: GeoscienceService: GroundwaterService: EnvironmentalIndustry: Water ResourcesIndustry: Water SupplyType: Environmental Engineering+30 more

Cosentini Associates

New York, NY

Future-focused, cost-effective engineering solutions for building systems.

WebsitePhone12 offices6 projects16 leaders4 credentialsFounded 1952

Project: The Solaire

Service: MEP EngineeringService: Mechanical/HVAC EngineeringService: Electrical EngineeringIndustry: CommercialIndustry: Mixed-UseType: MEP+24 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

DCI Engineers

Seattle, WA

Service. Innovation. Value.

WebsitePhone22 offices1 projects4 leadersFounded 1988Size Estimate: 350+ employees

Project: The Artise

Service: Structural EngineeringService: High-rise and performance-based designService: Seismic and adaptive renovationIndustry: CommercialIndustry: Multifamily ResidentialType: Structural Engineering+36 more

DeSimone Consulting Engineering

New York, NY

Bridging science and humanity

Website11 offices1 projects3 leaders10 credentialsFounded 1969Updated Jun 2026

Project: Terminal Warehouse

Service: Structural DesignService: Facade and Building EnvelopeService: RestorationIndustry: AviationIndustry: TransportationType: Structural Engineering+23 more

EnSafe Inc.

Memphis, TN

Creative Thinking. Custom Solutions.

WebsitePhone20 offices4 projects15 leaders4 credentialsFounded 1980

Project: Remediation of Perchlorate Contamination at NWIRP McGregor

Service: Environmental Site Assessment & InvestigationService: Phase I/II Environmental Site AssessmentsService: Soil and Groundwater InvestigationsIndustry: Environmental & RemediationIndustry: FederalType: Environmental Engineering+47 more

Engineering Systems Inc.

Scottsdale, AZ

Multidisciplinary Expertise. Industry Insight.

Website22 offices4 projects4 leadersSize Estimate: 200-1,000 employeesUpdated Jun 2026

Project: Uncovering the Truth Behind a Toy Archery Injury

Service: Accident ReconstructionService: Motor Vehicle Accident ReconstructionService: Industrial and Workplace Incident AnalysisIndustry: AgricultureIndustry: MiningType: Chemical Engineering+57 more

Envista Forensics

Chicago, IL

The Face Of Certainty In A Complex World

WebsitePhone13 offices8 projects1 leadersFounded 1989Updated Jun 2026

Project: Robotic Paint Line Fire - Asia

Service: Forensic EngineeringService: Electrical Failure AnalysisService: Mechanical Failure AnalysisIndustry: InsuranceIndustry: LegalType: Forensic Engineering+14 more

GDI Engineering & Design

Erie, PA

Building Dreams, Crafting Realities

WebsitePhone4 officesUpdated Jun 2026

Service detail: MEP Design

Service: MEP DesignService: Mechanical DesignService: Electrical DesignIndustry: CommercialIndustry: ResidentialType: MEP+12 more

Hargrove Engineers & Constructors

Mobile, AL

The right people. The right place. The right time.

WebsitePhone18 offices1 credentialsSize Estimate: 2,700 employeesUpdated Jun 2026

Service detail: Engineering Design

Service: Engineering DesignService: Conceptual and Front End StudiesService: Capital Projects EngineeringIndustry: AgricultureIndustry: ChemicalsType: EPC+27 more

Henderson Engineers

Lenexa, KS

Henderson Engineers is a national building systems engineering design and facility consulting firm headquartered in Lenexa, Kansas, with 15 offices across the United States. Its team of more than 1,000 engineers provides mechanical, electrical, plumbing, fire and life safety, refrigeration, telecommunications, security, acoustics, and commissioning services for retail, healthcare, commercial, grocery and distribution, sports venue, and data center markets.

Website15 offices4 leaders2 credentials2 publicationsSize Estimate: 1,000 employeesUpdated Jun 2026

Service detail: Mechanical Engineering

Service: Mechanical EngineeringService: HVAC SystemsService: Air DistributionIndustry: CommercialIndustry: RetailType: MEP+29 more

Huitt-Zollars

Los Angeles, CA

Meet a local AE design firm with national reach.

Website5 offices7 leadersUpdated Jun 2026

Service detail: Architecture

Service: ArchitectureService: Architectural DesignService: Interior DesignIndustry: CommercialIndustry: EducationType: Architecture & Engineering+29 more

ISOTEK Engineering Group

Riverside, CA

MEP, Structural & Energy Consultant

WebsitePhone5 offices16 projectsUpdated Jun 2026

Project: Academy of Math & Science - Baseline

Service: Civil EngineeringService: Site Development PlanningService: Infrastructure RehabilitationIndustry: CommercialIndustry: RetailType: Civil Engineering+39 more

Infrastructure Engineering, Inc.

Chicago, IL

Civil engineering driven by a passion for solving infrastructure challenges through ingenuity.

Website10 offices3 projectsUpdated Jun 2026

Project: George Washington Bridge Priority Repairs

Service: Design EngineeringService: Transportation DesignService: Bridge and Structural DesignIndustry: InfrastructureIndustry: TransportationType: Civil Engineering+29 more

LS Gallegos & Associates, Inc.

Englewood, CO

LS Gallegos (LSG) is a professional services firm that provides owner representative and advisory services on major capital improvement programs and transportation infrastructure projects across the United States. Founded in 1988, it specializes in airports, highways, tollways, public works, transit systems, bridge and tunnel inspection, and project/program management support services.

WebsitePhone5 offices6 leaders1 credentialsFounded 1988Updated Jun 2026

Service detail: Program/Project Management & Oversight

Service: Program/Project Management & OversightService: Owner RepresentativeService: Program ManagementIndustry: TransportationIndustry: InfrastructureType: Owner's Engineer+24 more

Level Engineering & Architecture

Loveland, CO

Level Engineering and Architecture is a multidisciplinary civil and structural engineering and architecture firm headquartered in Loveland, Colorado, with 12 offices across 7 states. It serves homeowners, commercial building owners, contractors, developers, and local government clients with structural engineering, civil engineering, architecture, and inspection services. With over 25,000 projects completed and 500+ five-star reviews, Level provides stamped drawings and signed plans for permitting, structural inspections, load-bearing assessments, foundation engineering, and forensic reports. Civil services include hydraulic engineering, drainage engineering, water and wastewater, and bridge engineering.

WebsitePhone13 offices1 leaders1 credentialsUpdated Jun 2026

Service detail: Structural Engineering

Service: Structural EngineeringService: Load Bearing Wall RemovalService: Foundation EngineeringIndustry: ResidentialIndustry: CommercialType: Structural Engineering+23 more

ME Engineers

Denver, CO

The Difference Is ME

Website16 offices1 credentialsUpdated Jun 2026

Service detail: Mechanical, Electrical, Plumbing Design

Service: Mechanical, Electrical, Plumbing DesignService: Fire ProtectionService: Technology DesignIndustry: Sports & RecreationIndustry: EducationType: MEP+24 more

Mark G Anderson Consultants Inc

Washington, DC

Personal relationships. Global reach.

Website20 offices76 leaders1 credentialsFounded 1996Updated Jun 2026

Service detail: Management Consulting

Service: Management ConsultingService: Project ManagementService: Cost ManagementIndustry: Arts & CultureIndustry: CommercialType: Owner's Engineer+21 more

PBS Engineers, Inc.

San Dimas, CA

Providing WOW Through Service

WebsitePhone6 offices4 leadersFounded 2003Updated Jun 2026

Service detail: Mechanical, Electrical, and Plumbing Engineering

Service: Mechanical, Electrical, and Plumbing EngineeringService: Mechanical DesignService: Electrical DesignIndustry: TransportationIndustry: EducationType: Fire Protection Engineering+11 more

Partner Engineering and Science, Inc.

Pasadena, CA

Engineers Who Understand Your Business

WebsitePhone17 offices7 projects11 leadersSize Estimate: 1,500+ employeesUpdated Jun 2026

Project: Adaptive Reuse of North Riverfront Historic Industrial Portfolio

Service: Building Assessments & EngineeringService: Property Condition Assessment ReportsService: Commercial Building InspectionIndustry: CommercialIndustry: Multifamily ResidentialType: Environmental Engineering+53 more