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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ADCOMM Engineering LLC

Woodinville, WA

We Bridge The Gap Between Operations and Technology.

WebsitePhone2 offices1 credentialsUpdated Jun 2026

Service detail: Systems Engineering

Service: Systems EngineeringService: Public Safety Systems EngineeringService: Communications Network DesignIndustry: Public SafetyIndustry: GovernmentType: Owner's Engineer+30 more

B&B Engineering, LLC

Woodbridge, CT

Engineering Excellence at Your Service

WebsitePhone1 office3 projectsUpdated Jun 2026

Project: Holbrook Road Improvements

Service: Land SurveyingService: Boundary DeterminationService: Topographical SurveysIndustry: GovernmentIndustry: TransportationType: Civil Engineering+44 more

Bersson & Constantaras LLC

Kailua, HI

Specialist federal contracting and engineering advisors

Website1 office8 projects2 leadersFounded 2016Size Estimate: 1-10 employeesUpdated Jun 2026

Project: Mosul Dam Foundation Risk Analysis and Repair

Service: US Government Liaison and Program SupportService: Liaison with US Government AgenciesService: Federal Contact and Visibility FacilitationIndustry: GovernmentIndustry: FederalType: Civil Engineering+18 more

Catania Engineering Associates

Folsom, PA

Top civil engineering company in the Delaware Valley

WebsitePhone1 office6 projects5 leaders6 credentialsFounded 1964

Project: Harrah's Chester Racetrack and Casino

Service: Residential EngineeringService: Property Line SurveysService: FEMA Flood Elevation CertificatesIndustry: ResidentialIndustry: CommercialType: Civil Engineering+22 more

Columbia Telecommunications Corporation

Bethesda, MD

Closing the digital divide

WebsitePhone1 office1 projectsUpdated Jun 2026

Project: Oregon Statewide Broadband Expansion Partnership

Service: Network Engineering & DesignService: High-Level Network DesignService: Detailed Outside Plant (OSP) EngineeringIndustry: TelecommunicationsIndustry: GovernmentType: Telecom / RF Engineering+26 more

CxE Group

Edwardsville, IL

Consulting Engineers

WebsitePhone1 office1 projects2 leaders11 credentialsUpdated Jun 2026

Project: Mascoutah High School

Service: Building CommissioningService: New Construction Quality AssuranceService: Retrocommissioning & System TuningIndustry: EducationIndustry: HealthcareType: MEP+15 more

Energia

Smithtown, NY

Energy Engineering & Design Experts

WebsitePhone1 office3 projects1 leaders10 credentials1 publications

Project: Newburgh Public Library Magnetic Bearing Chiller

Service: Energy Engineering & DesignService: Mechanical, Electrical, and Plumbing (MEP) DesignService: Plans and Specifications for MEP DesignsIndustry: GovernmentIndustry: EducationType: MEP+26 more

HBC Engineering Company

Miami, FL

Engineering solutions that move communities forward.

WebsitePhone6 offices10 projects1 leadersFounded 2006Size Estimate: 80+ employees

Project: CDWWTP Oxygen Production Facility

Service: Aviation EngineeringService: Airfield Pavement DesignService: Pavement Testing and EvaluationIndustry: TransportationIndustry: BridgesType: Civil Engineering+106 more

HDL Engineering Consultants, LLC

Anchorage, AK

Designing Alaska's Future. Prioritizing Client Success. Building Stronger Communities.

WebsitePhone3 offices8 projectsSize Estimate: 50-199 employeesUpdated Jun 2026

Project: Birchwood Airport

Service: Civil EngineeringService: Civil and Site EngineeringService: Site Development ServicesIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+59 more

LRS Program Delivery, Inc.

San Pedro, CA

We help you overcome project challenges and deliver results!

WebsitePhone1 office4 projectsUpdated Jun 2026

Project: Los Angeles World Airports Program Support Services

Service: Program/Project Planning & ManagementService: Capital Improvement Program Planning & PrioritizationService: Cost and Schedule Risk AnalysisIndustry: TransportationIndustry: AviationType: Owner's Engineer+41 more

Mattern & Craig

Roanoke, VA

Engineering Solutions for Change & Growth

WebsitePhone6 offices1 projects13 leaders10 credentialsFounded 1978

Project: King University Topographic and Utility Survey

Service: Survey & MappingService: Civil EngineeringService: Site Planning & DevelopmentIndustry: GovernmentIndustry: FederalType: Civil Engineering+37 more

Miller Gray, LLC

Austin, TX

Civil Engineering Rooted in Central Texas

WebsitePhone1 office23 projects5 leaders2 credentialsFounded 2014

Project: Lakeway Police Station

Service: Transportation DesignService: Corridor and Planning Area StudiesService: Regional Roadway and Arterial DesignIndustry: GovernmentIndustry: FederalType: Civil Engineering+91 more

Morrison-Maierle

Smart Engineering. Real-World Impact.

Website7 projectsUpdated Jun 2026

Project: Allendale Fish Screen

Service: EngineeringService: Civil EngineeringService: Structural EngineeringIndustry: AgricultureIndustry: AirportsType: Civil Engineering+39 more

Nelson Engineering

Jackson, WY

Quality of Life Through Excellence in Engineering

WebsitePhone3 offices6 projects6 credentialsFounded 1964Size Estimate: 40-60 employees

Project: Teton Village Wastewater Treatment Plant

Service: Civil EngineeringService: Civil engineering services for publicService: Private clients on municipalIndustry: GovernmentIndustry: Water SupplyType: Civil Engineering+68 more

R.S. Scott Associates, Inc.

Alpena, MI

Engineering & Architecture since 1946

WebsitePhone2 offices1 credentialsFounded 1946Updated Jun 2026

Service detail: Bridge Engineering

Service: Bridge EngineeringService: Structural Bridge DesignService: Bridge Safety InspectionIndustry: BridgesIndustry: GovernmentType: Architecture & Engineering+18 more

Rioplex Engineering, LLC

McAllen

Building a Better Future From the Ground Up

Website1 office1 leadersUpdated Jun 2026

Service detail: Water & Wastewater Utility Planning & Design

Service: Water & Wastewater Utility Planning & DesignService: Drainage & Roadway Planning & DesignService: Streetscape Planning & DesignIndustry: Water SupplyIndustry: WastewaterType: Civil Engineering+10 more

SMH Consultants, Inc.

Manhattan, KS

A Company Built on Experience & Relationships

WebsitePhone4 offices6 projects6 leaders4 credentialsFounded 1989

Project: High Risk Rural Roads Improvements

Service: Civil EngineeringService: Land DevelopmentService: Site AssessmentsIndustry: Highways & RoadsIndustry: Land DevelopmentType: Civil Engineering+50 more

SNA Partners, LLC

Specialized advisory and strategic solutions for flood risk mapping and federal resilience programs

Website3 leadersUpdated Jun 2026

Service detail: Flood Hazard Consulting

Service: Flood Hazard ConsultingService: Policy Analysis and InterpretationService: Flood Study SupportIndustry: GovernmentIndustry: Water ResourcesType: Environmental Engineering+8 more

TD&H Engineering

Great Falls, MT

A Full-Service Consulting Engineering Firm

Website9 offices8 projects5 leaders5 credentialsFounded 1965Size Estimate: 50-150 employees

Project: Great Falls Water Treatment Plant

Service: Civil EngineeringService: Site Civil Grading & Utility InfrastructureService: Stormwater Analysis & Drainage DesignIndustry: GovernmentIndustry: WastewaterType: Aviation Engineering+56 more

Transtech Engineers Inc

Building Safer, Stronger Communities

Website8 projects4 credentialsFounded 1989Size Estimate: 300 employeesUpdated Jun 2026

Project: Rosemead Boulevard Bike Lanes and Street Improvements Project

Service: Municipal Engineering & Public WorksService: City EngineeringService: CIP Project ManagementIndustry: GovernmentIndustry: Public SafetyType: Civil Engineering+37 more

West Shore

Sacramento, CA

Client-focused engineering, design, and onsite consulting for water and wastewater systems.

WebsitePhone1 office1 leaders2 credentialsFounded 2012Updated Jun 2026

Service detail: Water and Wastewater Engineering

Service: Water and Wastewater EngineeringService: Engineering Studies and ReportsService: Modeling and System AnalysisIndustry: Water SupplyIndustry: WastewaterType: Civil Engineering+21 more

West Yost

Woodland, CA

Advancing Water Resources for Future Generations

WebsitePhone2 offices4 projects1 leaders8 credentialsFounded 1990

Project: Davis-Woodland Water Supply Project

Service: Water ServicesService: Water Master PlanningService: Hydraulic ModelingIndustry: Water SupplyIndustry: GovernmentType: Automation & Controls+48 more