Public engineering firm directory

Find engineering consulting firms by capability and location.

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AHBL, Inc.

Tacoma, WA

Shaping Stronger Communities

WebsitePhone4 offices14 projects8 leaders27 credentialsFounded 1969

Project: Carla Peperzak Middle School

Service: Civil EngineeringService: Site Development SolutionsService: Stormwater Management SystemsIndustry: EducationIndustry: HealthcareType: Civil Engineering+41 more

Abonmarche Consultants, Inc.

Many Disciplines One Team

Website2 projects10 credentials2 publicationsFounded 1979Size Estimate: 200-250 employeesUpdated Jun 2026

Project: Haven Hollow Park Improvements

Service: Civil EngineeringService: Stormwater ManagementService: Utility EngineeringIndustry: GovernmentIndustry: InfrastructureType: Architecture & Engineering+57 more

Carroll Engineering, Inc.

Hunt Valley, MD

Small Firm, Big Ideas

WebsitePhone2 offices10 projects20 leaders4 credentialsFounded 1965

Project: Morgan State University Calvin & Tina Tyler Hall

Service: Structural EngineeringService: Concrete Frame, Tilt-Up, and Post-Tensioned StructuresService: Steel Frame and Composite DesignIndustry: EducationIndustry: HealthcareType: Civil Engineering+39 more

Cyntergy

Tulsa, OK

It's Relationships We Build

Website1 office15 projects22 leadersFounded 1997Updated Jun 2026

Project: U.S. Pentagon

Service: Civil EngineeringService: Site DevelopmentService: Grading and EarthworkIndustry: CommercialIndustry: IndustrialType: Architecture & Engineering+44 more

Infrastructure Solution Services LLC

Melbourne, FL

Exceeding Expectations Every Time

WebsitePhone3 offices6 projectsUpdated Jun 2026

Project: Grant Street Water Reclamation Facility Improvements

Service: Water Resources EngineeringService: Water Supply and TreatmentService: Wastewater Collection and TreatmentIndustry: GovernmentIndustry: FederalType: Civil Engineering+54 more

Knapp and Associates Consulting Engineers

Littleton, CO

Civil Engineering, Structural Engineering, and Forensic Engineering in Colorado and Arizona

WebsitePhone1 office1 leaders2 credentialsSize Estimate: 1-5 employeesUpdated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Stamped Plans for Public Agency ApprovalService: Building Code Variance RequestsIndustry: ResidentialIndustry: CommercialType: Civil Engineering+37 more

Nitsch Engineering

Boston, MA

Building Better Communities With You

WebsitePhone5 offices5 projects5 leaders3 credentials3 publications

Project: Kennedy Street Green Infrastructure

Service: Civil EngineeringService: Due diligence and permitting strategyService: Site development advisory servicesIndustry: EducationIndustry: AirportsType: Civil Engineering+88 more

OM Engineering Services, Inc.

Orlando, FL

Engineering Built on a Solid Structure and Strong Foundation

WebsitePhone1 office1 projects7 leadersFounded 2005Size Estimate: 1-10 employees

Project: Colonel Joe Kittinger Fighter Jet Monument

Service: Civil EngineeringService: Site Engineering ServicesService: Roadway DesignIndustry: CommercialIndustry: EducationType: Civil Engineering+41 more

Pond

Pioneering Innovation Since 1965

Website8 projects3 leaders2 credentialsFounded 1965Size Estimate: 850+ employeesUpdated Jun 2026

Project: Gary/Chicago Airport Air Cargo Development Services

Service: EngineeringService: Civil EngineeringService: Structural EngineeringIndustry: AviationIndustry: DefenseType: Architecture & Engineering+101 more

Prein & Newhof

We See Farther

Website3 projects2 leadersFounded 1970Updated Jun 2026

Project: Bronson's Underground Revival: Tackling Aging Infrastructure Challenges

Service: Water and Wastewater EngineeringService: Water Supply EngineeringService: Wastewater EngineeringIndustry: Water SupplyIndustry: WastewaterType: Civil Engineering+35 more

Professional Engineering Consultants, PA

Wichita, KS

Building Tomorrow's Solutions Today

WebsitePhone10 offices7 projects16 leaders11 credentialsFounded 1965

Project: Doc B-29 Maintenance and Storage Hangar

Service: Mechanical EngineeringService: HVAC & Piping SystemsService: Plumbing & Piping DesignIndustry: CommercialIndustry: EducationType: Civil Engineering+49 more

R.J. Behar & Company, Inc.

Pembroke Pines, FL

Innovative and cost-effective infrastructure engineering solutions

WebsitePhone1 office7 projects12 credentialsFounded 1999Updated Jun 2026

Project: NW 87 Avenue (NW 74 Street to NW 103 Street)

Service: Transportation EngineeringService: Transportation PlanningService: Traffic EngineeringIndustry: TransportationIndustry: Highways & RoadsType: Transportation Engineering+22 more

Trotter and Associates, Inc.

St. Charles, IL

Civil Engineering and Design for Municipal and Public Projects

WebsitePhone1 office6 projects1 credentialsUpdated Jun 2026

Project: Well No. 8 Water Treatment Plant Rehabilitation

Service: Civil Engineering DesignService: Water Distribution SystemsService: Sanitary Collection SystemsIndustry: GovernmentIndustry: Water SupplyType: Civil Engineering+50 more