Public engineering firm directory

Find engineering consulting firms by capability and location.

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Ryan Biggs Clark Davis Engineering, D.P.C.

We rely on our creativity and expertise to meet each engineering challenge.

Website6 projects1 credentialsFounded 1973Size Estimate: 50-199 employeesUpdated Jun 2026

Project: Life Sciences Center - Dartmouth College

Service: Structural EngineeringService: Building Information Modeling (BIM)Service: Renovation, Repair & RestorationIndustry: CommercialIndustry: ResidentialType: Structural Engineering+27 more

S M Haw Associates Inc

Stow, OH

Specialized structural and cladding engineering services

WebsitePhone1 office5 projectsFounded 1971Updated Jun 2026

Project: Obama Presidential Center

Service: Structural EngineeringService: Building DesignService: Foundations & Industrial Equipment SupportIndustry: CommercialIndustry: IndustrialType: Structural Engineering+12 more

SALEM Engineering Group, Inc.

Fresno, CA

SALEM Engineering Group, Inc. is a multi-disciplined national engineering and environmental consulting firm headquartered in Fresno, California. SALEM provides geotechnical engineering, environmental consulting, civil engineering and land surveying, structural engineering, engineering geology, hydrogeology, forensic engineering, drilling, and construction inspection and materials testing services. With in-house drilling equipment and certified geotechnical laboratories, SALEM serves developers, architects, government agencies, utility companies, municipalities, insurance companies, attorneys, and private owners across the United States.

WebsitePhone1 office6 credentialsUpdated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Foundation and Slab Engineering DesignService: Subsurface Soil InvestigationsIndustry: ResidentialIndustry: CommercialType: Geotechnical Engineering+30 more

SC Solutions, Inc.

San Jose, CA

Value Through Innovation

Website3 offices5 projects3 leaders6 credentialsUpdated Jun 2026

Project: Varda Winnebago-1 Re-entry Capsule Development

Service: Control EngineeringService: Model-Based Control SoftwareService: Physics-Based Equipment ModelingIndustry: SemiconductorsIndustry: AerospaceType: Automation & Controls+21 more

SEECO Consultants, Inc.

SEECO Consultants, Inc. provides civil, geotechnical, and structural engineering, alongside environmental consulting and construction materials testing, throughout the Midwest. Established in 1970, the practice operates with its affiliates, SEECO Environmental Services and SEECO Construction Services, to deliver comprehensive engineering capabilities under a unified management system. It maintains testing laboratories approved by regional and federal authorities, including the Illinois Department of Transportation and the U.S. Army Corps of Engineers.

Website7 credentialsFounded 1970Updated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Site Evaluation and Design SupportService: Geotechnical EngineeringIndustry: Environmental & RemediationIndustry: GovernmentType: Civil Engineering+22 more

SEQUE Infratech Inc.

Buffalo, NY

Engineering Design to PMC for Execution

WebsitePhone1 officeFounded 2020Size Estimate: 1-10 employeesUpdated Jun 2026

Service detail: Design Center

Service: Design CenterService: Architectural DesignService: Structural EngineeringIndustry: InfrastructureIndustry: Oil & GasType: Architecture & Engineering+37 more

SKS Engineers, LLC

Decatur, IL

SKS Engineers, LLC is a multidisciplinary engineering firm based in Decatur, Illinois, serving Central Illinois and surrounding areas for over 50 years. SKS provides civil engineering, geotechnical engineering, structural engineering, mechanical/electrical/plumbing engineering, land surveying, soils and materials testing, subsurface investigations, and construction quality control through a partnership of licensed professional engineers and qualified technicians. A sister entity, Land Engineers, LLC, operates from Bloomington, Illinois.

WebsitePhone2 offices9 projectsUpdated Jun 2026

Project: Millikin University Theater & Dance Building

Service: Civil Engineering and Land DevelopmentService: Grading plans and drainage studies, hydrologic and hydraulic analysisService: Pavement design and streets and highwaysIndustry: EducationIndustry: IndustrialType: Civil Engineering+37 more

Sandeep Gunnala Engineering PLLC (SAGE Engineering)

New York, NY

Think Safety, Think SAGE!

WebsitePhone1 office4 projects1 leaders2 credentialsFounded 2022

Project: 98-14 66th Ave

Service: Structural EngineeringService: Structural Analysis and Design ReviewService: Structural Drawings and Shop DrawingsIndustry: ResidentialIndustry: CommercialType: Structural Engineering+45 more

Schemmer

Omaha, NE

People Creating Places for People

WebsitePhone9 offices2 projects10 leadersFounded 1959Updated Jun 2026

Project: Capehart Road Overpass at 228th Street

Service: ArchitectureService: Interior DesignService: BIM CoordinationIndustry: CommercialIndustry: HealthcareType: Architecture & Engineering+33 more

Smith Engineering Company

Albuquerque, NM

Engineering, Surveying, and Construction Services

WebsitePhone3 officesFounded 1989Size Estimate: 20-100 employeesUpdated Jun 2026

Service detail: Transportation Engineering

Service: Transportation EngineeringService: Alignment StudiesService: Traffic AnalysisIndustry: GovernmentIndustry: FederalType: Civil Engineering+39 more

Soil Consultants Engineering, LLC

Manassas, VA

Geotechnical Engineering | Inspections | Material Testing | Environmental Compliance

WebsitePhone1 office1 projects1 credentialsFounded 1960Size Estimate: 10-60 employees

Project: Vint Hill Data Center - OVH Cloud

Service: Geotechnical EngineeringService: Subsurface InvestigationService: Soil AnalysisIndustry: Data CentersIndustry: GovernmentType: Geotechnical Engineering+20 more

Soils & Structures

Ann Arbor, MI

Soils & Structures is a Michigan-based engineering and consulting firm with more than 50 years in business, specializing in geotechnical engineering, structural engineering, construction material testing, laboratory testing, and pavement design. Operating four offices across Michigan, the firm completed over 5,400 projects in 2025, serving residential, commercial, industrial, healthcare, education, transportation, and public sector clients throughout the state.

WebsitePhone4 officesUpdated Jun 2026

Service detail: Structural Engineering

Service: Structural EngineeringService: Geotechnical EngineeringService: Construction Material TestingIndustry: ResidentialIndustry: CommercialType: Geotechnical Engineering+12 more

Somat Engineering, Inc.

Detroit, MI

Infrastructure Engineering Solutions

WebsitePhone8 offices8 projects2 leaders7 credentialsFounded 1986

Project: M-1 Rail (QLine)

Service: Geotechnical EngineeringService: Subsurface InvestigationService: Foundation DesignIndustry: TransportationIndustry: Highways & RoadsType: Geotechnical Engineering+49 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

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

Tectonic Group International LLC

We Deliver Integrated Consulting Engineering Oversight.

Website8 projectsFounded 1981Updated Jun 2026

Project: Miami-Dade County Port Miami Capital Improvements

Service: Engineering ServicesService: Highway DesignService: Transportation StructuresIndustry: InfrastructureIndustry: Highways & RoadsType: Civil Engineering+20 more

The Quill Group

Bridgeport, CT

Reinventing the Art of Engineering

WebsitePhone1 office1 projects7 leaders5 credentialsFounded 1993

Project: Milford Hospital

Service: Geotechnical EngineeringService: Structural EngineeringService: Land SurveyingIndustry: CommercialIndustry: ResidentialType: Civil Engineering+22 more

Thompson Engineering

Mobile, AL

Professionals Providing Solutions

WebsitePhone1 officeFounded 1953Updated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Subsurface Utility EngineeringService: Drainage Studies and DesignIndustry: TransportationIndustry: IndustrialType: Architecture & Engineering+81 more

Thompson, Dreessen & Dorner, Inc.

Omaha, NE

Professionals at Every Turn

WebsitePhone2 offices8 projects11 leaders1 credentialsFounded 1967

Project: Nebraska Medicine Lauritzen Outpatient Center

Service: Civil EngineeringService: Site DesignService: Subdivision DesignIndustry: EducationIndustry: HealthcareType: Civil Engineering+36 more

Thoroughbred Engineering

Lexington, KY

Design Engineer Construct

WebsitePhone1 office1 credentialsUpdated Jun 2026

Service detail: Site Planning and Civil Engineering

Service: Site Planning and Civil EngineeringService: Property due diligenceService: Feasibility studiesIndustry: CommercialIndustry: Food & BeverageType: Civil Engineering+52 more

Triumph Services LLC

Cleveland, OH

Engineering + Material Testing

WebsitePhone3 offices2 leaders1 credentialsUpdated Jun 2026

Service detail: Structural Engineering

Service: Structural EngineeringService: Mechanical EngineeringService: HVAC DesignIndustry: EducationIndustry: IndustrialType: MEP+21 more

Vertex Worx LLC

New Orleans, LA

Consulting, Management & Engineering Services

Website1 office1 leaders1 credentialsUpdated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Roadway DesignService: Recreational Trails Planning and DesignIndustry: InfrastructureIndustry: Highways & RoadsType: Civil Engineering+27 more

WSP

Montreal

Redefine Potential

Website1 office1 leadersFounded 1993Updated Jun 2026

Service detail: Buildings and Built Environment

Service: Buildings and Built EnvironmentService: Acoustics and VibrationService: Building EnclosuresIndustry: AviationIndustry: CommercialType: Acoustic Consulting+100 more

WSP USA

Montreal, QC

Redefine Potential

Website1 office7 projects1 leaders1 credentialsSize Estimate: 50,000+ employeesUpdated Jun 2026

Project: Franklin-98 Living Shorelines

Service: Property and BuildingsService: MEP EngineeringService: Structural EngineeringIndustry: TransportationIndustry: Water SupplyType: Acoustic Consulting+100 more