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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Alpha & Omega Group, PC

Raleigh, NC

Begin with the End in mind

WebsitePhone1 office3 leadersFounded 1998Updated Jun 2026

Service detail: Civil-Site Engineering

Service: Civil-Site EngineeringService: Site Planning and DesignService: Parking Lot Layout and DesignIndustry: GovernmentIndustry: TransportationType: Civil Engineering+46 more

DJG Inc.

Williamsburg, VA

Design Like You Mean It!

WebsitePhone2 offices14 projectsFounded 1976Size Estimate: 1-50 employeesUpdated Jun 2026

Project: Hampton Roads Sanitation District - Water Quality Service Office

Service: ArchitectureService: New building designService: Renovation and adaptive reuseIndustry: DefenseIndustry: GovernmentType: Architecture & Engineering+21 more

Davenergy Solutions

San Diego, CA

Comprehensive engineering, commissioning, and facility support services

WebsitePhone8 offices1 projects4 leaders1 credentialsFounded 2009

Project: Construction Management Services at VA Palo Alto

Service: Design and EngineeringService: Mechanical System DesignService: Electrical Infrastructure DesignIndustry: FederalIndustry: DefenseType: MEP+31 more

Larson Design Group, Inc.

Williamsport, PA

National Presence. Hyper-Local Focus.

WebsitePhone18 offices4 leadersFounded 1986Updated Jun 2026

Service detail: Civil Engineering

Service: Architecture & Interior DesignService: Civil EngineeringService: Site/Land DevelopmentIndustry: CommercialIndustry: EducationType: Architecture & Engineering+78 more

McGill Associates, PA

Asheville, NC

Shaping Communities Together

WebsitePhone8 offices9 projects1 leaders3 credentialsFounded 1984

Project: Mission Tower North

Service: Water & WastewaterService: Water Source and TreatmentService: Water DistributionIndustry: GovernmentIndustry: Water SupplyType: Civil Engineering+74 more

McKim & Creed

Raleigh, NC

People Helping People Solve Complex Infrastructure Challenges

Website7 offices7 projects2 credentialsFounded 1984Size Estimate: 500-1,000 employeesUpdated Jun 2026

Project: City of Sarasota Lift Station 87

Service: Water & Wastewater EngineeringService: Water ManagementService: Wastewater ManagementIndustry: Water SupplyIndustry: WastewaterType: Automation & Controls+82 more

REI Engineers

Raleigh, NC

Relationships | Expertise | Integrity

Website9 offices5 leadersFounded 1997Size Estimate: 50-199 employeesUpdated Jun 2026

Service detail: Building Enclosure Consulting

Service: Building Enclosure ConsultingService: RoofingService: AssessmentIndustry: AviationIndustry: CommercialType: Civil Engineering+45 more

Seamon Whiteside Associates, Inc.

Charlotte, NC

Seamon Whiteside Associates, Inc. is a civil engineering and landscape architecture firm with seven offices across South Carolina and North Carolina. Its engineers and landscape architects design sites, roads, stormwater systems, parks, trails, campuses, and streetscapes for residential, commercial, hospitality, and institutional clients across the Southeast. Industrial site civil engineering with over thirty years of Southeast experience, water resources engineering, land surveying, and construction administration round out a comprehensive site design practice.

WebsitePhone7 offices6 projects1 leadersUpdated Jun 2026

Project: Carilion

Service: Civil EngineeringService: Site PlansService: Road and Sidewalk DesignIndustry: Land DevelopmentIndustry: ResidentialType: Civil Engineering+32 more

Sigma Engineered Solutions, PC

Raleigh, NC

The Expertise You Need For Your Engineered Building Systems.

WebsitePhone1 office1 projects1 leadersFounded 2003Updated Jun 2026

Project: Criminal Justice Resource Center

Service: Mechanical EngineeringService: Energy AnalysesService: Upgrade and Renovation RecommendationsIndustry: Arts & CultureIndustry: EducationType: MEP+27 more

Summit Design and Engineering Services

Raleigh, NC

Impactful Project Solutions

WebsitePhone12 offices4 projects5 leaders3 credentialsFounded 1997

Project: 1000 Social Office Building & Parking Garage

Service: ArchitectureService: Architectural DesignService: New ConstructionIndustry: GovernmentIndustry: TransportationType: Architecture & Engineering+81 more

THP Limited

Cincinnati, OH

Delivering Innovative Design for Buildings and Structures

WebsitePhone3 offices6 projects70 leaders2 credentialsFounded 1973

Project: Andrew J. Brady Music Center

Service: Structural EngineeringService: Structural DesignService: AssessmentsIndustry: CommercialIndustry: EducationType: Architecture & Engineering+26 more

The John R. McAdams Company, Inc.

Raleigh, NC

Meaningful Experiences Through Inspired Design

Website11 offices5 leadersFounded 1979Updated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Civil / Site DesignService: Construction AdministrationIndustry: HealthcareIndustry: EducationType: Civil Engineering+27 more

Toole Design

Silver Spring, MD

Groundbreaking Work That Moves People

Website18 offices4 projects4 leadersFounded 2003Size Estimate: 300-500 employeesUpdated Jun 2026

Project: AASHTO Guide for the Development of Bicycle Facilities

Service: EngineeringService: Conceptual DesignService: Construction AdministrationIndustry: GovernmentIndustry: FederalType: Civil Engineering+40 more

WithersRavenel

Cary, NC

Our People. Your Success

WebsitePhone9 offices5 projects1 leadersSize Estimate: 201-500 employeesUpdated Jun 2026

Project: Thomasville Parks and Recreation Plan

Service: Construction AdministrationService: Construction engineering and inspectionService: Construction administration and observationIndustry: GovernmentIndustry: Parks & Open SpaceType: Civil Engineering+43 more