Public engineering firm directory

Find engineering consulting firms by capability and location.

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ABNA Engineering, Inc.

St. Louis, MO

Civil & Structural Engineering, Design Services, General Contracting, and Construction Management

WebsitePhone3 offices4 projects11 leaders3 credentialsFounded 1994

Project: Washington Avenue Streetscape Project

Service: Civil EngineeringService: Water Resources EngineeringService: Municipal UtilitiesIndustry: InfrastructureIndustry: TransportationType: Civil Engineering+41 more

Ally General Solutions, LLC

Houston, TX

Building now for tomorrow

Website1 office8 projects7 leadersFounded 2011Updated Jun 2026

Project: Houston Veterans Affair Medical Center

Service: Civil EngineeringService: Highways and Airports EngineeringService: Access Road DesignIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+31 more

Azar Design Co PC

Buffalo, NY

Bridging grace and imagination with functionality while delivering pragmatic solutions.

WebsitePhone5 offices4 projects8 leaders2 credentialsFounded 1979

Project: Jacobs School of Medicine & Biomedical Sciences

Service: ArchitectureService: Architectural DesignService: Historic PreservationIndustry: EducationIndustry: HealthcareType: Architecture & Engineering+112 more

Chastain & Associates LLC

Creating infrastructure for 70 years.

Website1 projects3 leadersSize Estimate: 80+ employeesUpdated Jun 2026

Project: Village of Oak Park Right-of-Way Permitting Services

Service: Transportation EngineeringService: Expressways, Interstates, Tollways, and HighwaysService: Safety and Feasibility StudiesIndustry: Highways & RoadsIndustry: BridgesType: Civil Engineering+52 more

CivilSurv Design Group, Inc.

Lakeland, FL

A tradition of innovative engineering

WebsitePhone4 offices6 leaders1 credentialsUpdated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Water, Wastewater & Reuse Master PlanningService: Water Storage and Distribution SystemsIndustry: Water SupplyIndustry: WastewaterType: Civil Engineering+37 more

Furtado & Associates, Inc.

Seattle, WA

Delivering dependable, effective solutions for our clients

Website1 office14 leadersFounded 1983Updated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Pavement designService: Stormwater designIndustry: InfrastructureIndustry: TransportationType: Civil Engineering+22 more

Kjeldsen, Sinnock & Neudeck, Inc.

Stockton, CA

Civil Engineering & Surveying Services

WebsitePhone4 offices1 projects7 leaders10 credentialsFounded 1956

Project: Victoria Island Emergency Incident

Service: Civil EngineeringService: Water and Wastewater SystemsService: Flood Control and Water ResourcesIndustry: CommercialIndustry: IndustrialType: Civil Engineering+26 more

Mackie Consultants, LLC

Rosemont, IL

Full-Service Consulting Engineering Firm

WebsitePhone1 office13 projects22 credentialsFounded 1975Size Estimate: 60-70 employees

Project: Willow Walk

Service: Land DevelopmentService: Grading and Earthwork AnalysisService: Sanitary Sewer PlanningIndustry: ResidentialIndustry: CommercialType: Civil Engineering+39 more

Pennoni

Philadelphia, PA

Partners for What's Possible

Website1 office5 projects6 leaders6 credentials2 publicationsFounded 1966

Project: I-95 Central Access Philadelphia (CAP)

Service: Civil/SiteService: Site Planning & Land DevelopmentService: Permitting & EntitlementIndustry: CommercialIndustry: RetailType: Civil Engineering+136 more

Popli Design Group, DPC

Penfield, NY

Popli Design Group (PDG) is an award-winning, multi-disciplinary architectural, engineering, land surveying, and construction inspection practice established in 1982. It serves educational, healthcare, commercial, industrial, and government clients at the federal, state, and local levels across building, transportation, and surveying sectors.

WebsitePhone7 offices4 projects1 credentialsFounded 1982Updated Jun 2026

Project: Buffalo State College Project

Service: ArchitectureService: Mechanical, Electrical, Plumbing and Fire Protection EngineeringService: Energy and CommissioningIndustry: EducationIndustry: HealthcareType: Architecture & Engineering+33 more

SB&O Inc

San Diego, CA

Your Vision. Our Expertise.

WebsitePhone2 offices4 projectsFounded 1967Size Estimate: 40 employeesUpdated Jun 2026

Project: Calpine/Otay Mesa Generating Plant

Service: Civil EngineeringService: Site GradingService: Utility PlansIndustry: ResidentialIndustry: CommercialType: Civil Engineering+46 more

Stahl Sheaffer Engineering, Inc.

Civil & Structural Engineering Solutions

Website2 projects7 leaders2 credentialsFounded 2006Size Estimate: 100-199 employeesUpdated Jun 2026

Project: Golden Mile Continuous Green T Interchange

Service: Bridge and Tunnel EngineeringService: Bridge DesignService: Tunnel Rehabilitation DesignIndustry: AgricultureIndustry: Sports & RecreationType: Civil Engineering+39 more

Thouvenot, Wade & Moerchen, Inc. (TWM)

Swansea, IL

Exceptional Service. Nothing Less.

WebsitePhone1 office2 projects13 credentialsSize Estimate: 200+ employeesUpdated Jun 2026

Project: Pierce Terrace Elementary School

Service: Transportation & Traffic EngineeringService: Roadway DesignService: Traffic & Safety StudiesIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+34 more

VTN Nevada

Las Vegas, NV

VTN Nevada is a civil engineering, planning, and surveying firm that has served the Las Vegas Valley since 1960. Licensed engineers, LEED Accredited Professionals, and professional land surveyors deliver integrated services spanning development engineering, public works, transportation, hydrology, and construction management. A disciplined quality assurance process applied at every project stage has supported long-term client relationships with private developers, municipalities, and government agencies across the Southwest.

WebsitePhone1 officeFounded 1960Updated Jun 2026

Service detail: Development Services

Service: Development ServicesService: Site DesignService: Building Information ModelingIndustry: ResidentialIndustry: Multifamily ResidentialType: Civil Engineering+34 more