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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AEIS

South Plainfield, NJ

Helping Build a Safer Infrastructure

WebsitePhone2 offices4 projects
Service: Construction Quality AssuranceService: Special and Critical InspectionsIndustry: AviationType: Materials Testing+17 more

APEC Engineering, Inc.

Somers, MT

APEC Engineering, Inc. is an innovative, locally owned and operated civil engineering firm licensed in Montana and serving northwest Montana since 1998. Headquartered in Somers, Montana, APEC's team of highly qualified professionals provides civil engineering services including water resources, land development, environmental permitting, planning, and construction engineering to clients across Montana and North Dakota. APEC Engineering is committed to efficient design, modern capabilities, and hands-on consulting, serving communities in Kalispell, Bigfork, Whitefish, Columbia Falls, and throughout the region.

WebsitePhone1 office2 projects
Service: Water ResourcesService: Community water and sewer designIndustry: Land DevelopmentType: Civil Engineering+45 more

Alliance Consulting, Inc.

Beaver, WV

Professional Consulting Services

WebsitePhone2 offices6 projects
Service: Civil EngineeringService: Site Development ServicesIndustry: MiningType: Civil Engineering+55 more

Alliance Geotechnical Group, Inc.

Dallas, TX

Accredited Laboratory Testing.

WebsitePhone6 offices21 leaders
Service: Geotechnical EngineeringService: Subsurface ExplorationIndustry: GovernmentType: Geotechnical Engineering+37 more

American Engineering Laboratories, Inc.

La Habra, CA

Providing High Quality Results in a Cost Effective and Timely Manner

WebsitePhone5 offices9 leaders
Service: Construction InspectionService: Masonry Inspections and TestingIndustry: EducationType: Civil Engineering+30 more

Applied Engineering Services, Inc.

Ridgway, CO

We Know How

WebsitePhone3 officesFounded 1992
Service: Mechanical EngineeringService: Mechanical System DesignIndustry: AerospaceType: Civil Engineering+48 more

Applied Technical Services

Founded in 1967, Applied Technical Services (ATS) is a nationwide testing, inspection, and certification (TIC) provider with expertise in structural engineering, forensic engineering, calibration, and materials testing. ATS serves more than 15 industries including aerospace, automotive, defense, healthcare, and manufacturing, evaluating raw materials, individual components, and complex systems through metallurgy and materials testing, chemical analysis, nondestructive testing, mechanical testing, and calibration services. ATS joined SGS, the world's leading TIC company, while continuing to operate under its own brand and service standards.

WebsiteFounded 1967Updated Jun 2026
Service: CalibrationService: Avionics CalibrationIndustry: AerospaceType: Structural Engineering+46 more

Atlas Technical Consultants

Denver, CO

Uniting People, Places and Possibilities

Website3 offices4 projects10 leaders
Service: Testing, Inspection and CertificationService: Pavement TestingIndustry: InfrastructureType: Environmental Engineering+20 more

C3S, Inc.

Houston, TX

Experts in the Field

WebsitePhone1 office3 projects
Service: Project Planning Phase ServicesService: Sourcing and QualifyingIndustry: CommercialType: Civil Engineering+28 more

CHA Consulting, Inc.

Albany, NY

Creating solutions. Helping people. Improving our world.

Website2 offices4 projects10 leaders
Service: Transportation SolutionsService: Bridge design, analysis, and reconstructionIndustry: TransportationType: Civil Engineering+98 more

Caesar Engineering D.P.C.

Troy, NY

Quality Solutions to Complex Problems

WebsitePhone2 offices7 projects
Service: Structural EngineeringService: Structural Engineering Plans and BlueprintsIndustry: CommercialType: Civil Engineering+35 more

Certerra

Materially Better.

Website5 projects5 leadersSize Estimate: 1,000-4,999 employees
Service: Testing, Inspection & CertificationService: EngineeringIndustry: TransportationType: Materials Engineering+25 more

Citadel Engineering Company

Salt Lake City, UT

Where Precision Meets Reliability

WebsitePhone1 office15 credentials
Service: Engineering DesignService: Feasibility Studies and Project PlanningIndustry: Oil & GasType: Process Engineering+55 more

Crane Environmental Services, LLC

Evansville, IN

Working Together to Achieve Your Goals

WebsitePhone2 offices4 projects
Service: Environmental Site AssessmentsService: Phase I Environmental Site AssessmentsIndustry: Environmental & RemediationType: Environmental Engineering+41 more

DH Glabe & Associates

Colorado, CO

Nationwide Leader in Structural & Construction Engineering

WebsitePhone1 officeFounded 1985
Service: Construction EngineeringService: Bridge Falsework EngineeringIndustry: CommercialType: Structural Engineering+29 more

DMAero, LLC

Warner Robins, GA

Mission-ready engineering

WebsitePhone3 offices2 projects
Service: Systems Engineering and IntegrationService: System designIndustry: DefenseType: Defense Engineering+36 more

DMY Engineering Consultants Inc.

Chantilly, VA

Reliable. Innovative.

WebsitePhone3 offices10 projects
Service: Geotechnical EngineeringService: In-House Geotechnical Drilling and TestingIndustry: TransportationType: Geotechnical Engineering+25 more

Encompassed Engineering, LLC

Aiken, SC

Ignite action. Extinguish risk.

WebsitePhone1 office1 leaders
Service: Fire Protection EngineeringService: Fire Protection SystemsIndustry: FederalType: Fire Protection Engineering+19 more

Environmental Engineering Consultants, Inc.

Tampa, FL

History of Proven Results. Future of Innovative Solutions

WebsitePhone1 office10 leaders
Service: Civil Engineering Site DesignService: Site Design and PlanningIndustry: CommercialType: Civil Engineering+62 more

FST Technical Services

Mission Critical. Mission Assured.

Website1 leadersFounded 1984Size Estimate: 400 employees
Service: Quality Assurance and Quality ControlService: Proactive Quality AssuranceIndustry: SemiconductorsType: Materials Testing+24 more

FloorSciences

Atlanta, GA

Technical Flooring Consulting & Concrete Testing

WebsitePhone1 office4 projects
Service: Consulting and Expert ServicesService: ConsultingIndustry: CommercialType: Forensic Engineering+59 more

Hayre McElroy & Associates, LLC

Redmond, WA

Hayre McElroy & Associates, LLC is a special inspection, materials testing, and engineering firm serving public and private clients throughout the Pacific Northwest, Alaska, Hawaii, and Texas. Its accredited full-service laboratory tests soil, aggregate, hot-mix asphalt, concrete, masonry, shotcrete, fireproofing, and structural steel, and provides geotechnical strength and corrosion potential testing. HMA's licensed engineers and certified multi-discipline inspectors support projects from small municipal developments to large military and transit programs, complementing testing work with civil, electrical, fiber optics, code compliance, TESC, and construction management services.

WebsitePhone3 offices4 credentials
Service: Special InspectionService: Materials TestingIndustry: InfrastructureType: Geotechnical Engineering+13 more

Howland Engineering and Surveying Co.

Laredo, TX

Excellence in Engineering & Surveying Since 1922

WebsitePhone3 offices11 projects
Service: SurveyingService: ALTA SurveysIndustry: Oil & GasType: Civil Engineering+65 more

KTA-Tator, Inc.

Pittsburgh, PA

Because Integrity Mattersâ„¢

WebsitePhone2 offices4 projects
Service: Coatings InspectionService: QA Paint Inspection Services for Facility OwnersIndustry: InfrastructureType: Materials Testing+54 more