Public engineering firm directory

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AED Energy Services

Wyomissing, PA

Designing America's Energy Lifelines

WebsitePhone4 offices9 leaders4 credentialsFounded 1989Updated Jun 2026

Service detail: Chemical and Process Design

Service: Chemical and Process DesignService: Documentation and AnalysisService: Specialized CalculationsIndustry: Oil & GasIndustry: PetrochemicalType: Chemical Engineering+64 more

Allied Companies L L C

Washington, DC

Program Integration for Complex Infrastructure at Scale.

Website2 offices1 leadersUpdated Jun 2026

Service detail: Environmental Consulting

Service: Environmental ConsultingService: Addressing Regulatory RequirementsService: Sustainability Challenges To Mitigate ImpactIndustry: WastewaterIndustry: Water SupplyType: Environmental Engineering+26 more

Argus Consulting, Inc.

Atlanta, GA

Fuel Connects People. And Protects Them.

Website1 office6 projects13 leadersSize Estimate: 50-100 employeesUpdated Jun 2026

Project: Boise Airport New Fuel Facility

Service: Engineering and DesignService: Programming and PlanningService: Facility DesignIndustry: AviationIndustry: DefenseType: Environmental Engineering+37 more

Atlas Technical Consultants

Denver, CO

Uniting People, Places and Possibilities

Website3 offices4 projects10 leaders3 credentialsSize Estimate: 3,300+ employeesUpdated Jun 2026

Project: Foresthill Bridge Weld Inspections

Service: Testing, Inspection and CertificationService: Pavement TestingService: Weld and Materials InspectionIndustry: InfrastructureIndustry: IndustrialType: Environmental Engineering+18 more

Barr Engineering Co.

Minneapolis, MN

Designing What's Next

WebsitePhone18 offices6 projects1 leaders1 credentials1 publications

Project: Utility-Scale BESS Engineering and Design

Service: Engineering and DesignService: Mine Tailings Management EngineeringService: Mineral Processing and Plant DesignIndustry: MiningIndustry: Power GenerationType: Civil Engineering+34 more

Benchmark Management LLC

Atlanta, GA

People. Process. Results.

WebsitePhone1 office6 projectsFounded 2003Updated Jun 2026

Project: Old Alabama Road 48-Inch Water Transmission Main Relocation

Service: Engineering and DesignService: Water transmission and distribution main designService: Sanitary sewer design and rehabilitationIndustry: GovernmentIndustry: WastewaterType: Civil Engineering+18 more

Covington Civil and Environmental

Gulfport, MS

Gulf Coast Engineering + Environmental Solutions

WebsitePhone1 office6 projects8 leadersFounded 1992Size Estimate: 30+ employees

Project: City of Pass Christian ARPA Funded Projects

Service: Program & Project ManagementService: Program coordination and planningService: Contract and document managementIndustry: GovernmentIndustry: FederalType: Civil Engineering+61 more

Crawford, Murphy & Tilly, Inc.

Springfield, IL

Elevating infrastructure, together.

WebsitePhone3 offices9 projects4 leaders5 credentialsFounded 1946

Project: Riverside Drive Riverfront Redevelopment

Service: PlanningService: Aviation PlanningService: Transportation PlanningIndustry: AirportsIndustry: GovernmentType: Aviation Engineering+32 more

EDM International, Inc.

Fort Collins, CO

Reliability & Innovation Since 1982

Website4 officesFounded 1982Updated Jun 2026

Service detail: Engineering and Design

Service: Engineering and DesignService: Power Delivery Design & EngineeringService: Custom-Engineered Structures & FoundationsIndustry: Electric UtilitiesIndustry: Power Transmission & DistributionType: Power & Utility Engineering+38 more

EnTech Engineering, PC

New York, NY

Integrity. Innovation. Partnership.

WebsitePhone3 offices10 leadersUpdated Jun 2026

Service detail: CM & Advisory

Service: CM & AdvisoryService: Engineering & DesignService: Digital DeliveryIndustry: GovernmentIndustry: TransportationType: Civil Engineering+7 more

Engineering Analytics, Inc.

Fort Collins, CO

Professional civil and environmental engineering solutions

WebsitePhone4 officesFounded 2008Updated Jun 2026

Service detail: Engineering and Design

Service: Engineering and DesignService: Site Civil DesignService: Structural DesignIndustry: MiningIndustry: AerospaceType: Civil Engineering+47 more

Foth

Solving your toughest science and engineering challenges

Website6 projectsUpdated Jun 2026

Project: Mississippi River Black Hawk Bridge at Lansing

Service: AviationService: Airside EngineeringService: Runways, Taxiways, and ApronsIndustry: AirportsIndustry: AviationType: Automation & Controls+111 more

Hoch Consulting Inc

San Diego, CA

High-value engineering, design and management solutions.

Website1 office6 leadersFounded 2012Updated Jun 2026

Service detail: Engineering & Design

Service: Engineering & DesignService: Civil EngineeringService: Condition AssessmentIndustry: GovernmentIndustry: Power GenerationType: Civil Engineering+19 more

Husman Environmental & Construction, LLC

Jackson, MS

Husman Environmental & Construction, LLC is a full-service civil and environmental engineering firm and general contractor based in Jackson, MS. Founded in 2016, HE&C serves private industry and federal clients with extensive experience in the management, design, and construction of large and complex projects requiring coordination among multiple designers, contractors, and governing agencies. All engineering and construction personnel have decades of experience, including direct Federal Government work domestically and overseas, and HE&C implements the Corps of Engineers Construction Quality Management Program on all construction projects.

WebsitePhone1 office8 projectsFounded 2016Updated Jun 2026

Project: G.V. (Sonny) Montgomery VAMC Replace Elevated Storage Tank and New Well

Service: Preconstruction PlanningService: General ContractingService: Design-BuildIndustry: FederalIndustry: DefenseType: Civil Engineering+8 more

Interstate Engineering

Professionals You Need, People You Trust

Website3 projectsUpdated Jun 2026

Project: Dead Colt Creek Upper Watershed Improvements

Service: Engineering and DesignService: Infrastructure planningService: Existing-system upgradesIndustry: GovernmentIndustry: InfrastructureType: Civil Engineering+33 more

JKMuir LLC

Rocky Hill, CT

Tailored Solutions For Reliable Operation, Realized Savings, Sustainable Design

WebsitePhone1 office3 projectsFounded 2008Updated Jun 2026

Project: RWA Pump Testing

Service: Energy ServicesService: Pump System EfficiencyService: Engineering & DesignIndustry: WastewaterIndustry: Water SupplyType: Environmental Engineering+7 more

Myers Engineering, Consulting Engineers, Inc.

Oklahoma City, OK

Exceeding expectations through innovative solutions for over 85 years.

WebsitePhone1 office6 projects2 leaders2 credentialsFounded 1937

Project: Draper Lake Lowlift Pump Station Improvements

Service: Engineering and DesignService: Transportation and RoadwaysService: Water Supply and DistributionIndustry: GovernmentIndustry: Highways & RoadsType: Civil Engineering+28 more

Proficio Consultancy

Lisle, IL

Project Leadership · Engineering · Design

WebsitePhone4 officesFounded 2012Updated Jun 2026

Service detail: Project Management

Service: Project ManagementService: Project and Program ManagementService: Front End LoadingIndustry: IndustrialIndustry: ManufacturingType: Process Engineering+89 more

Refai International Group

Denver, CO

Innovative Project Management & Engineering Solutions for the Modern World

WebsitePhone1 office8 projectsFounded 1991Updated Jun 2026

Project: COTA 1600 McKinley Avenue Renovation, Phase 3C

Service: Program / Project ManagementService: Large-Scale & Complex Project ManagementService: Turnaround of Non-Performing ProjectsIndustry: AviationIndustry: AirportsType: Civil Engineering+48 more

SALO Group

Empowering Communities Through Resilient Engineering Solutions

Website6 leadersUpdated Jun 2026

Service detail: Engineering & Design

Service: Engineering & DesignService: Civil EngineeringService: Structural EngineeringIndustry: InfrastructureIndustry: Environmental & RemediationType: Civil Engineering+20 more

Stanley Consultants

Muscatine, IA

Connect. Create. Contribute.

Website1 office5 projects1 credentials3 publicationsFounded 1913Size Estimate: 1,000+ employees

Project: I-490/IL 390 Interchange

Service: Engineering & DesignService: Civil EngineeringService: Electrical EngineeringIndustry: Power GenerationIndustry: UtilitiesType: Architecture & Engineering+52 more

Stone Environmental Engineering & Science

Columbus, OH

Engineering harmony between the natural and built worlds.

WebsitePhone1 office1 projects2 leaders13 credentialsUpdated Jun 2026

Project: Portsmouth By-Pass Project

Service: EnvironmentalService: Asbestos Hazard ServicesService: Hazardous Materials ManagementIndustry: TransportationIndustry: CommercialType: Environmental Engineering+22 more

Trigon Associates, LLC

New Orleans, LA

Engineering. Consulting. Management.

WebsitePhone1 office5 projectsFounded 2009Updated Jun 2026

Project: Construction Management Consulting Services at Cap-Haitien Port

Service: Engineering & DesignService: Project / Program ManagementService: Planning & Project DevelopmentIndustry: GovernmentIndustry: InfrastructureType: Civil Engineering+10 more

Universal Technical Resource Services, Inc.

Always, got your back

Website9 projects13 leaders7 credentialsFounded 1985Updated Jun 2026

Project: Seattle's Floating Railway Bridge

Service: EngineeringService: Weapons System EngineeringService: Civil & Environmental EngineeringIndustry: DefenseIndustry: FederalType: Civil Engineering+31 more