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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2IM Group, LLC

Chicago, IL

2IM Group, LLC is a Chicago-based civil, environmental, and transportation engineering practice. Now part of MacKay, it continues to deliver technical solutions across highways, roads, streets, aviation, rail, transit, utilities, and stormwater management systems while offering expanded resources and broader geographic reach.

WebsitePhone1 office5 projects
Service: Highways, Roads, and StreetsService: Roadway geometryIndustry: TransportationType: Civil Engineering+31 more

2M Associates, LLC

Dallas, TX

Best Engineering Solutions to Build Your Dreams

WebsitePhone1 office5 projects
Service: Water and Wastewater DesignService: Hydrologic/hydraulic AnalysisIndustry: Water SupplyType: Civil Engineering+59 more

ADC Engineering

Hanahan, SC

ADC's Track Record Speaks for Itself

WebsitePhone3 offices17 projects
Service: Civil EngineeringService: Site PlanningIndustry: AviationType: Aviation Engineering+68 more

American Infrastructure Development, Inc.

Tampa, FL

Innovative Architectural and Engineering Solutions

WebsitePhone7 offices11 projects
Service: ArchitectureService: Airport Terminals, FBOs, and GA FacilitiesIndustry: AviationType: Architecture & Engineering+28 more

Associated Technology, Incorporated

Fairfield, NJ

Engineering Design & Consulting

WebsitePhone1 office2 credentials
Service: Mechanical EngineeringService: Heating, Ventilation, and Air ConditioningIndustry: CommercialType: MEP+57 more

Aulick Engineering, LLC

Atlanta, GA

Award-Winning, Multi-Disciplinary Engineering Firm

WebsitePhone2 offices7 projects
Service: Hydraulic StudiesService: Basic Hydrologic and Hydraulic DesignIndustry: AirportsType: Aviation Engineering+33 more

B&B Engineering, LLC

Woodbridge, CT

Engineering Excellence at Your Service

WebsitePhone1 office3 projects
Service: Land SurveyingService: Boundary DeterminationIndustry: GovernmentType: Civil Engineering+46 more

Ballantine Aviation Consulting Services PLLC

Portland, ME

Serving Our Nation's Airports Since 1987

WebsitePhone1 office5 projects
Service: Airport Design and InfrastructureService: Airfield Pavement EngineeringIndustry: AirportsType: Aviation Engineering+31 more

Bateman Civil Survey Company

Apex, NC

Forging Unrivaled Partnerships

WebsitePhone5 officesFounded 2002
Service: Engineering ServicesService: Land DevelopmentIndustry: ResidentialType: Civil Engineering+55 more

Benesch

Value Focused. Community Minded. Quality Driven.

Website15 projects11 leaders20 credentials
Service: TransportationService: AviationIndustry: TransportationType: Civil Engineering+54 more

Brindley Pieters & Associates, Inc.

Maitland, FL

Serving our clients for over 30 years.

WebsitePhone5 offices15 projects
Service: AviationService: Taxiway DesignIndustry: AviationType: Civil Engineering+59 more

Budinger & Associates, Inc.

Spokane Valley, WA

Geotechnical Engineering throughout the Northwest

WebsitePhone2 offices3 projects
Service: Geotechnical EngineeringService: Building FoundationsIndustry: GovernmentType: Geotechnical Engineering+43 more

Burns Engineering, Inc.

Philadelphia, PA

Partners in Reliability, Resilience, Innovation, Sustainability, and Safety

Website6 offices14 projects12 leaders
Service: Electrical EngineeringService: Power Infrastructure RenewalIndustry: AviationType: Aviation Engineering+54 more

CRJ & Associates, Inc.

Fort Lauderdale, FL

Meeting the needs of our clients by offering professional skills within the Engineering Community.

Website1 office13 projects1 leaders
Service: Civil EngineeringService: Site Planning and DesignIndustry: AviationType: Civil Engineering+20 more

Ceteris, Inc.

Marianna, FL

Ceteris, Inc. is a full-service design-build, engineering and construction practice headquartered in Marianna, Florida. Specializing in government consulting and civil construction, it delivers transportation infrastructure, water systems, airport facilities, and commercial buildings for federal agencies, state transportation departments, and local governments. Florida Professional Engineer and General Contractor licenses support work from design through construction completion, and FDOT prequalifications in highway design, signing and pavement marking, roadway construction engineering inspection, systems planning, and transportation statistics underpin its transportation practice.

WebsitePhone1 office9 projects
Service: Engineering ServicesService: Highway & Roadway DesignIndustry: TransportationType: Civil Engineering+17 more

Cherry Pi Engineering LLC

Tulsa, OK

Engineering Judgment. Proven at Every Scale.

WebsitePhone1 office2 leaders
Service: Structural EngineeringService: Structural Condition AssessmentsIndustry: CommercialType: Civil Engineering+34 more

Civil PES, LLC

Houston, TX

Airport design and airside capital-project engineering in Texas.

WebsitePhone1 office1 leaders
Service: Airfield Engineering and DesignService: Airfield Geometric, Grading, and Drainage DesignIndustry: AviationType: Civil Engineering+17 more

Clapsaddle-Garber Associates, Inc.

Marshalltown, IA

Engineers, Surveyors, and Architects

WebsitePhone6 offices6 projects
Service: Civil EngineeringService: Site DesignIndustry: AviationType: Architecture & Engineering+36 more

DB Sterlin Consultants, Inc.

Chicago, IL

One Vision. Shared Future.

WebsitePhone1 office6 projects
Service: Civil EngineeringService: Roadway Design & GeometricsIndustry: GovernmentType: Civil Engineering+34 more

DOWL

Portland, OR

Small-Town Service, Big-Time Experts

Website5 offices8 projects12 leaders
Service: Environmental ServicesService: Environmental StudiesIndustry: AviationType: Civil Engineering+37 more

DY Consultants

New York, NY

Helping Our Clients Reach New Heights

WebsitePhone1 office15 projects
Service: Airport PlanningService: Aviation Planning Standards ComplianceIndustry: AviationType: Aviation Engineering+37 more

Delta Engineering Group LLC

Building What Matters

Website11 projects10 leaders6 credentials
Service: Engineering Design ServicesService: Civil & Transportation EngineeringIndustry: TransportationType: Civil Engineering+42 more

DiDonato Associates Engineering and Architecture, P.C.

Buffalo, NY

Responsive. Honest. Accurate.

WebsitePhone1 office7 projects
Service: Civil EngineeringService: Roadway Rehabilitation / Complete StreetsIndustry: AviationType: Civil Engineering+55 more

Dibble

Phoenix, AZ

Focus on Quality. Multi Discipline. Culture of Caring.

Website7 offices1 projectsUpdated Jun 2026
Service: Airport DevelopmentService: Airport PlanningIndustry: AirportsType: Civil Engineering+53 more