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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3 Rocks Engineering & Surveying

CaƱon City, CO

Colorado Civil, Structural, & Land Surveying Experts

WebsitePhone3 offices9 projects
Service: Civil EngineeringService: Residential and Commercial Site DevelopmentIndustry: CommercialType: Civil Engineering+30 more

4 Peaks Structural Engineering Group, LLC

Scottsdale, AZ

Dedicated to service, quality, and value delivered in a timely manner to meet your needs.

WebsitePhone1 officeUpdated Jun 2026
Service: Residential Home EvaluationsService: Construction Document PreparationIndustry: ResidentialType: Structural Engineering+19 more

66 ENG GROUP

Sapulpa, OK

Empowering people and their projects to thrive.

WebsitePhone2 offices5 leaders
Service: Civil Engineering DesignService: Practical Civil Engineering Solutions Covering Grading And DrainageIndustry: Land DevelopmentType: Civil Engineering+33 more

A & M Engineering and Environmental Services, Inc.

Tulsa, OK

Providing Quality Services for Over 30 Years

WebsitePhone4 offices5 projects
Service: Construction & Remediation ServicesService: Landfill ConstructionIndustry: Environmental & RemediationType: Environmental Engineering+74 more

A&Z Engineering

Fort Wayne, IN

Your Engineering Solutions... Start to Finish.

WebsitePhone2 offices4 leaders
Service: Roadway, Highway, and Intersection ImprovementsService: Construction InspectionIndustry: GovernmentType: Civil Engineering+15 more

A-1 Engineering, LLC

San Antonio, TX

A-1 Engineering, LLC is a structural and civil engineering practice founded in 2011, headquartered in San Antonio, Texas, with an additional office in Austin. A family-owned business, it serves property owners, developers, and contractors across residential, commercial, industrial, and institutional project types throughout central Texas. Its engineers perform foundation assessments, structural and civil designs, forensic investigations, and drainage consulting, while supporting clients with independent guidance on foundation repair decisions, load-bearing wall removals, and solar panel framing.

WebsitePhone2 officesFounded 2011
Service: Structural EngineeringService: Foundation AssessmentsIndustry: ResidentialType: Structural Engineering+36 more

ACT Engineers, Inc.

Robbinsville, NJ

Civil, Coastal, and Environmental Engineering and Consulting Practice

WebsitePhone3 offices5 projects
Service: Civil/Site EngineeringService: Coastal EngineeringIndustry: GovernmentType: Civil Engineering+30 more

ADAPT Technology

Auburn Hills, MI

Engineering from Concept to Production

WebsitePhone2 offices1 projects
Service: Engineering DesignService: CAD/CAE DesignIndustry: AerospaceType: Mechanical Engineering+29 more

ARCHƉ Consulting Group, LLC

Springfield, VA

The Best Team for Project Success

WebsitePhone2 offices1 leaders
Service: Program and Project ManagementService: Construction ManagementIndustry: GovernmentType: Owner's Engineer+33 more

ATOKA, Inc.

Hot Springs, AR

Engineering and Environmental Consultants

WebsitePhone2 offices1 projects
Service: Civil EngineeringService: Strategic Planning and Land UseIndustry: Environmental & RemediationType: Civil Engineering+44 more

Abysmal Corporation LLC

Integrated Engineering, Environmental, and IT Solutions for Efficiency, Safety, and Sustainability

Website6 projectsUpdated Jun 2026
Service: Engineering ServicesService: Chemical EngineeringIndustry: Environmental & RemediationType: Environmental Engineering+24 more

Ackerman-Estvold Engineering & Management Consulting, Inc.

Minot, ND

architects + engineers

WebsitePhone4 offices3 projects
Service: Civil EngineeringService: Traffic & Transportation EngineeringIndustry: GovernmentType: Civil Engineering+45 more

Acomb Ostendorf & Associates (AOA)

Winter Park, FL

Immersive Experience Makers: We Bring Stories to Life

WebsitePhone4 offices6 projects
Service: Master Planning and VisioningService: Strategic PlanningIndustry: Arts & CultureType: Architecture & Engineering+61 more

Adams Environmental Engineering Group, LLC

Pasadena, MD

Adams Environmental Engineering Group (AEEG) is a full-service environmental engineering and contracting firm based in the Mid-Atlantic region, providing consulting, design, remediation, and site assessment services for commercial, industrial, and residential clients. AEEG holds Professional Engineering licenses in Maryland, the District of Columbia, Virginia, and 11 additional states, bringing more than 20 years of experience to environmental projects throughout the region.

WebsitePhone1 officeUpdated Jun 2026
Service: Environmental Site AssessmentsService: Phase I environmental site assessmentsIndustry: Environmental & RemediationType: Environmental Engineering+36 more

Affiliated Engineering Laboratories, Inc.

Edison, NJ

Forensic engineering and materials testing

WebsitePhone1 officeUpdated Jun 2026
Service: Forensic Engineering InvestigationsService: Automotive Failure AnalysisIndustry: LegalType: Forensic Engineering+35 more

Afterburner Wind Tunnel Services LLC

Northern Virginia, VA

Afterburner Wind Tunnel Services LLC is a Northern Virginia engineering firm providing safety, systems, and weapons engineering support to Industry, Department of Defense agencies, and other federal entities. Its work spans aviation, weapons systems, research, testing, development and evaluation, and technology programs, with a team experienced in rapid-development defense programs.

Website1 office2 leadersUpdated Jun 2026
Service: Safety EngineeringService: System Safety Program DevelopmentIndustry: DefenseType: Defense Engineering+13 more

Allen Consulting Engineers

Mesa, AZ

Allen Consulting Engineers is a civil engineering and land surveying firm founded in 1984, headquartered in Mesa, Arizona with an additional office in Prescott, Arizona. It provides comprehensive civil engineering and land surveying services to residential, commercial, and industrial clients from concept through construction. The practice employs registered civil engineers, land surveyors, and AutoCAD operators and uses state-of-the-art surveying electronics and CAD software.

WebsitePhone2 offices5 leaders
Service: Civil EngineeringService: Residential SubdivisionsIndustry: ResidentialType: Civil Engineering+24 more

Ambiotec Civil Engineering Group, Inc.

Brownsville, TX

Civil engineering & environmental group

WebsitePhone2 offices7 projects
Service: Land DevelopmentService: Feasibility studies & site assessmentsIndustry: Land DevelopmentType: Civil Engineering+48 more

American Bureau of Shipping

American Bureau of Shipping (ABS) is a global classification society providing marine and offshore classification, technical advisory, and verification services. It establishes rules and guides for the design, construction, and periodic survey of marine vessels and offshore structures. The organization also offers approval and certification services for manufacturers and service suppliers, supporting sustainability and decarbonization solutions for maritime industries.

Website2 credentials5 publicationsUpdated Jun 2026
Service: Marine ClassificationService: Offshore ClassificationIndustry: MarineType: Marine Engineering+17 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

Anderson Engineering Consultants, Inc.

Little Rock, AR

Specializing in Geotechnical/Environmental Engineering and Quality Assurance/Control Testing

WebsitePhone2 offices5 credentials
Service: Geotechnical EngineeringService: Field InvestigationIndustry: InfrastructureType: Geotechnical Engineering+13 more

Andromeda Systems Incorporated

Virginia Beach, VA

Your Supportability Teammate

WebsitePhone2 officesUpdated Jun 2026
Service: Supportability Analysis & OptimizationService: Product Support Analysis (PSA)Industry: DefenseType: Industrial Engineering+54 more

Arnold Sanders Engineering

Fort Myers, FL

Full Service Structural Engineering

WebsitePhone1 office1 projects
Service: Structural Design and DraftingService: All stages of design and planningIndustry: CommercialType: Structural Engineering+38 more

Associated Consulting Engineering, Inc.

Sioux Falls, SD

Associated Consulting Engineering, Inc. (ACEI) is a consulting engineering firm based in Sioux Falls, South Dakota, providing mechanical and electrical systems design since 1987. ACEI offers integrated MEP engineering services for the design of plumbing, fire protection, HVAC, building automation, lighting, power, sound, and communication systems for public and private clients across a broad spectrum of residential, commercial, industrial, and institutional project types. The team is professionally registered in South Dakota, North Dakota, Iowa, Wisconsin, Nebraska, and Minnesota, with additional state licensing available upon request.

WebsitePhone1 officeFounded 1987
Service: Mechanical DesignService: HVACIndustry: ResidentialType: MEP+35 more