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-P-T Research, Inc.

Huntsville, AL

Providing Safe Solutions.

WebsitePhone1 office3 projects4 leaders5 credentialsFounded 1990

Project: NASA Goddard Space Flight Center Safety and Mission Assurance Services (SMAS) III

Service: System Safety EngineeringService: Hazard Analysis and Risk AssessmentService: Hazard ClassificationIndustry: AerospaceIndustry: SpaceType: Process Safety Engineering+40 more

AECOM

AECOM is a trusted global infrastructure firm delivering professional services spanning cities, transportation, buildings, water, new energy, and the environment. Founded in 1990, with predecessor firms dating back over 120 years, AECOM is ranked #1 in general building, transportation, and water by Engineering News-Record (2025), listed at #259 on the Fortune 500, and generated $16.1 billion of revenue in fiscal year 2024. AECOM delivers planning, design, engineering, consulting, and program and construction management services throughout the full project lifecycle.

Website3 credentialsFounded 1990Updated Jun 2026

Service detail: Planning and Design

Service: Planning and DesignService: Program and Construction ManagementService: Advisory and ConsultingIndustry: TransportationIndustry: InfrastructureType: Architecture & Engineering+13 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

ALPHA Survey Group, LLC

Middleboro, MA

Accuracy | Experience | Quality

WebsitePhone1 office1 leaders7 credentialsFounded 1990Updated Jun 2026

Service detail: Land Surveying

Service: Land SurveyingService: Property and Topographic SurveysService: ALTA/NSPS Land Title SurveysIndustry: TransportationIndustry: AviationType: Land Surveying+10 more

ANP Engineering, Inc.

San Diego, CA

Established in 1990, ANP Engineering, Inc. is a structural and civil engineering practice based in San Diego, California. It designs multifamily residential developments, single-family custom homes, and commercial buildings, alongside providing structural retrofitting, site investigations, and traffic planning.

WebsitePhone1 office18 projects1 leadersFounded 1990Updated Jun 2026

Project: 8 Unit La Costa Villa Condo

Service: Structural EngineeringService: Residential and Commercial DesignService: Structural Valuation and RetrofitIndustry: ResidentialIndustry: Multifamily ResidentialType: Civil Engineering+10 more

APSI, Inc.

Irvine, CA

We Solve.

WebsitePhone1 office5 projects13 leaders14 credentialsFounded 1990

Project: San Antonio Water System Service Center Facilities

Service: Construction Project ManagementService: Program ManagementService: Preconstruction ServicesIndustry: EducationIndustry: FederalType: Owner's Engineer+14 more

Advanced Resources International, Inc.

Arlington, VA

Pioneering the Past. Innovating the Future.

WebsitePhone3 offices13 projects11 leadersFounded 1990Size Estimate: 60+ employees

Project: World Shale Gas and Shale Oil Resource Assessment

Service: Unconventional Oil & GasService: Shale Gas and Tight Oil Resource AssessmentService: Coalbed Methane Feasibility StudiesIndustry: Oil & GasIndustry: Carbon CaptureType: Petroleum Engineering+20 more

Altman Browning & Company

Portland, OR

Comprehensive engineering services grounded in strict adherence to international and industry-specific standards.

WebsitePhone1 office5 credentialsFounded 1990Updated Jun 2026

Service detail: Engineering Design & Analysis

Service: Engineering Design & AnalysisService: Heavy Industrial Machine DesignService: Complex 3D CAD ModelingIndustry: IndustrialIndustry: ManufacturingType: Mechanical Engineering+12 more

Atlanta Engineering Services, Inc.

Roswell, GA

Atlanta Engineering Services, Inc. is a civil engineering and forensic engineering practice founded in 1990 and based in Roswell, Georgia. Atlanta Engineering specializes in forensic hydrology, hydroplaning traffic accident reconstruction, and alcohol proximity surveys throughout metro-Atlanta. The practice provides stormwater drainage solutions for residential clients, land surveying, and civil engineering services including detention pond design and drainage system analysis. Atlanta Engineering serves insurance companies and attorneys with expert witness testimony and litigation support.

WebsitePhone1 office1 leaders4 credentialsFounded 1990Updated Jun 2026

Service detail: Forensic Services

Service: Forensic ServicesService: Forensic HydrologyService: Hydroplaning Accident ReconstructionIndustry: LegalIndustry: InsuranceType: Civil Engineering+15 more

Atlantic Design Engineers, Inc.

Sagamore, MA

Civil | Environmental | Renewable Engineering & Consulting

WebsitePhone1 officeFounded 1987Updated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Site Design & PermittingService: In-House SurveyIndustry: Renewable EnergyIndustry: SolarType: Civil Engineering+19 more

Auriga Corporation

Milpitas, CA

Auriga Corporation is a privately held engineering consulting firm established in 1990 and headquartered in Milpitas, California. For over 30 years Auriga has served rail and transit agencies, municipal utilities, the United States federal government, state and local governments, and international organizations across project management, electrical engineering, systems engineering, fare and payment collection, and information technology. Its ISO 9001-compliant project managers and consultants average more than 20 years of experience in their respective disciplines.

WebsitePhone1 office4 projects1 credentialsFounded 1990Updated Jun 2026

Project: SFMTA Twin Peaks Tunnel Trackway Improvement Project - Cost and Schedule

Service: Project ManagementService: Project Oversight and CoordinationService: Independent Verification and ValidationIndustry: TransitIndustry: RailType: Electrical Engineering+18 more

Brandes Associates, Inc.

Lone Tree, CO

Breadth. Agility. Innovation.

WebsitePhone2 officesFounded 1990Updated Jun 2026

Service detail: Agile Software Development

Service: Agile Software DevelopmentService: Agile Release Train IntegrationService: Microservices Architecture & OrchestrationIndustry: GovernmentIndustry: DefenseType: Defense Engineering+27 more

Buffalo Engineering, P.C.

Buffalo, NY

Designing Today. Building Tomorrow.

WebsitePhone1 office7 projects7 leaders9 credentialsFounded 1990

Project: Richardson Olmsted Complex

Service: Mechanical EngineeringService: HVACService: PlumbingIndustry: HealthcareIndustry: EducationType: MEP+25 more

C-P Systems

Vadnais Heights, MN

Building Resilient Industrial Processes

WebsitePhone1 office1 projects5 leaders1 publicationsUpdated Jun 2026

Project: Relief Study for Biobased Chemical Manufacturer WFE System

Service: Engineering ConsultingService: Process EngineeringService: Feasibility StudiesIndustry: ChemicalsIndustry: Food & BeverageType: Process Engineering+13 more

CDW Consultants, Inc.

Framingham, MA

Environmental and Civil Engineering

WebsitePhone1 office4 projects6 leaders7 credentialsFounded 1990

Project: Gateway Park

Service: Civil / Site DesignService: Stormwater ManagementService: Hazardous Materials Site Investigation & RemediationIndustry: Environmental & RemediationIndustry: Water SupplyType: Civil Engineering+27 more

CONCORR, Inc.

Sterling, VA

Analyze, Protect, Preserve

WebsitePhone1 office6 projects1 leaders3 credentials1 publications

Project: Jefferson Street Bridge

Service: Diagnostic and Evaluation ServicesService: Diagnostic Condition EvaluationService: Nondestructive TestingIndustry: BridgesIndustry: InfrastructureType: Civil Engineering+26 more

Cappelletty Engineering

Toledo, OH

Cappelletty Engineering is a Toledo, Ohio civil engineering firm founded in 1990 by Mike Cappelletty, P.E., providing land development design, stormwater, sanitary, and water utility engineering, environmental services, and commercial building design to contractors, developers, and owners in and around the Toledo area. It draws on more than 30 years of engineering, construction, and teaching experience to deliver efficient, cost-effective solutions.

WebsitePhone1 office1 leadersFounded 1990Updated Jun 2026

Service detail: Land Development Engineering

Service: Land Development EngineeringService: Utility EngineeringService: Stormwater designIndustry: Land DevelopmentIndustry: CommercialType: Civil Engineering+4 more

Carter & Sloope, Inc.

Providing sustainable solutions to complex environmental problems.

Website5 projectsFounded 1990Updated Jun 2026

Project: Camp Creek 4MGD WTP & Raw Water Reservoir

Service: Civil EngineeringService: Water DistributionService: Wastewater CollectionIndustry: GovernmentIndustry: Water SupplyType: Civil Engineering+28 more

Cole & Associates, Inc.

St. Louis, MO

Problem solved.

WebsitePhone4 offices8 projects8 leadersFounded 1990Updated Jun 2026

Project: TxDOT Statewide ADA Transition Plan

Service: Civil EngineeringService: Land DevelopmentService: InfrastructureIndustry: GovernmentIndustry: ResidentialType: Civil Engineering+28 more

DiBlasi Associates, P.C.

Monroe, CT

Creative, innovative, and practical solutions to structural engineering challenges.

WebsitePhone1 office1 leaders8 credentials1 publicationsFounded 1984

Service detail: Structural Design

Service: Structural DesignService: Colleges and UniversitiesService: SchoolsIndustry: EducationIndustry: Arts & CultureType: Structural Engineering+21 more

E-PRO Engineering LLC

Oakland, ME

Expert Consulting Services & Innovative Solutions

WebsitePhone1 office3 leadersUpdated Jun 2026

Service detail: Project Management

Service: Project ManagementService: Timeline SchedulingService: Procurement ManagementIndustry: Electric UtilitiesIndustry: Power Transmission & DistributionType: Power & Utility Engineering+35 more

Encotech Engineering Consultants, Inc.

Austin, TX

We Shape The World We Live In

WebsitePhone2 offices6 leadersFounded 1990Updated Jun 2026

Service detail: Structural Engineering

Service: Structural EngineeringService: Mechanical EngineeringService: HVAC DesignIndustry: CommercialIndustry: EducationType: MEP+15 more

Engineering Economics, Inc.

Lakewood, CO

Building Performance: Commissioning & Sustainability Experts

WebsitePhone11 offices7 projects8 leaders3 credentials3 publications

Project: Princeton University High-Performance Central Utility Plant

Service: Building CommissioningService: New Construction VerificationService: Existing Building & Retro-CommissioningIndustry: CommercialIndustry: Mixed-UseType: Forensic Engineering+35 more

Engineering Resource Associates, Inc.

Warrenville, IL

Engineering Resource Associates, Inc. (ERA) is a full-service civil engineering, structural design, environmental science, and surveying firm serving clients throughout Illinois, Indiana, and Wisconsin. Founded in 1990, ERA's professional planners, engineers, and scientists work together to integrate engineering design, environmental improvements, and aesthetic appeal across municipal, park district, forest preserve, county, state, commercial, and private projects.

WebsitePhone4 officesFounded 1990Size Estimate: 50-199 employeesUpdated Jun 2026

Service detail: Environmental Science

Service: Civil EngineeringService: Structural EngineeringService: Environmental ScienceIndustry: GovernmentIndustry: Parks & Open SpaceType: Civil Engineering+10 more