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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7 Oaks Engineering

Silverton, OR

Harmonizing the built environment with the natural.

WebsitePhone2 offices4 leaders3 credentialsSize Estimate: 1-10 employeesUpdated Jun 2026

Service detail: Land Development

Service: Land DevelopmentService: Due Diligence and Feasibility StudiesService: Entitlement and Conceptual DesignIndustry: CommercialIndustry: ResidentialType: Civil Engineering+24 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 2011Updated Jun 2026

Service detail: Structural Engineering

Service: Structural EngineeringService: Foundation AssessmentsService: Digital Monometer Elevation ReadingsIndustry: ResidentialIndustry: CommercialType: Structural Engineering+34 more

A-Tech Consulting, Inc.

Orange, CA

Creating A Safer Tomorrow, Today

WebsitePhone4 offices7 leaders8 credentialsFounded 2002Updated Jun 2026

Service detail: Industrial Hygiene

Service: Industrial HygieneService: Asbestos Survey and ConsultingService: Lead-Based Paint AssessmentIndustry: Environmental & RemediationIndustry: CommercialType: Environmental Engineering+21 more

AAA Structural Engineering Inspection & Evaluation Services

Honolulu, HI

AAA Structural Engineering Inspection & Evaluation Services is a consulting structural engineering firm in Maui and Honolulu, Hawaii, offering structural engineering services throughout the Hawaiian Islands. AAA Structural Engineering specializes in structural inspection and evaluation of existing structures, design and rehabilitation of shoreline protection structures including seawalls, and forensic structural engineering investigations including expert testimony in judicial proceedings.

WebsitePhone1 office11 projects1 leaders1 credentialsUpdated Jun 2026

Project: North Maui Shoreline Protection Improvements

Service: Structural Engineering Analysis & DesignService: Structural design for remodeling and renovationService: Formwork and shoring designIndustry: MarineIndustry: ResidentialType: Structural Engineering+24 more

AMEL Technologies, Inc.

Honolulu, HI

Engineering Consulting & Construction Management Services

WebsitePhone1 office1 projects2 leadersFounded 2004Updated Jun 2026

Project: Pearl Harbor Fitness Center

Service: Mechanical EngineeringService: Energy Consulting ServicesService: SustainabilityIndustry: GovernmentIndustry: FederalType: Mechanical Engineering+26 more

AMT LLC

Washington, DC

AMT LLC is an engineering consulting and land surveying firm based in Washington, DC. It provides site/civil engineering, professional land surveying, and landscape architecture services for public and private clients in the Washington, DC area. AMT has participated in major development and infrastructure projects including The Wharf and Union Station Redevelopment, serves DC Public Schools and private education buildings, and has completed dozens of DC DGS and DPR parks and recreation improvement projects.

WebsitePhone1 office3 projects1 credentialsUpdated Jun 2026

Project: The Wharf

Service: Site/Civil EngineeringService: SurveyingService: Landscape ArchitectureIndustry: GovernmentIndustry: EducationType: Civil Engineering+5 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 projectsFounded 1998Updated Jun 2026

Project: The Wilderness Club

Service: Water ResourcesService: Community water and sewer designService: Storm water managementIndustry: Land DevelopmentIndustry: Water SupplyType: Civil Engineering+43 more

AVI, PC

Cheyenne, WY

Engineering Excellence

WebsitePhone2 offices9 projects6 leaders2 credentialsUpdated Jun 2026

Project: Casper's West Belt Loop Road

Service: TransportationService: Roadway DesignService: Drainage DesignIndustry: GovernmentIndustry: TransportationType: Civil Engineering+51 more

Advance Engineering & Construction

Stone Mountain, GA

Design. Build. Sustain. Deliver.

Website1 officeUpdated Jun 2026

Service detail: Transportation Engineering

Service: Transportation EngineeringService: Construction Engineering & InspectionsService: Environmental & Wastewater EngineeringIndustry: GovernmentIndustry: FederalType: Civil Engineering+21 more

Aegis

Silver Spring, MD

Keeping Construction Projects on Track

WebsitePhone8 offices5 projects7 leadersFounded 2006Updated Jun 2026

Project: Reagan National Airport

Service: Planning & SchedulingService: CPM Schedule DevelopmentService: Schedule Analytics, Quality Control, and KPI AnalysisIndustry: InfrastructureIndustry: AirportsType: Owner's Engineer+29 more

Aeris Engineering

Denver, CO

Landing reliable solutions, together

Website3 offices4 projects3 leaders1 credentialsUpdated Jun 2026

Project: Taxiway C&D Reconstruction

Service: Airfield Civil Design and EngineeringService: Runway, Taxiway, and Apron DesignService: Construction Safety and Phasing DesignIndustry: AirportsType: Aviation Engineering+5 more

Affiliated Engineering Laboratories, Inc.

Edison, NJ

Forensic engineering and materials testing

WebsitePhone1 officeUpdated Jun 2026

Service detail: Forensic Engineering Investigations

Service: Forensic Engineering InvestigationsService: Automotive Failure AnalysisService: Fire Origin and CausationIndustry: LegalIndustry: LaboratoriesType: Forensic Engineering+33 more

Aguirre & Fields

Sugar Land, TX

Engineering Innovators

WebsitePhone4 offices3 projectsFounded 1999Updated Jun 2026

Project: SH 130

Service: Transportation EngineeringService: Streets and HighwaysService: Bridges and Retaining WallsIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+23 more

Akinaka & Associates, Ltd.

Honolulu, HI

Providing professional civil engineering services to the Hawaii community since 1941

WebsitePhone1 office2 projects8 leaders1 credentialsFounded 1941

Project: Waimea District Park

Service: General Civil EngineeringService: Providing Comprehensive Civil DesignService: Roadway EngineeringIndustry: Water SupplyIndustry: WastewaterType: Civil Engineering+21 more

Alan Plummer And Associates Inc Tx

Water-focused. People-driven.

Website21 leadersFounded 1978Updated Jun 2026

Service detail: Water and Wastewater Engineering

Service: Construction ManagementService: Electrical, Instrumentation and ControlsService: Environmental ServicesIndustry: TelecommunicationsType: Automation & Controls+18 more

Allen & Hoshall

Memphis, TN

Engineers - Architects - Surveyors

WebsitePhone9 offices7 projects13 leaders4 credentialsFounded 1915

Project: Chattanooga Terminal Expansion and Renovation

Service: ArchitectureService: PlanningService: Construction DocumentationIndustry: AviationIndustry: EducationType: Architecture & Engineering+35 more

Alliance Consulting, Inc.

Beaver, WV

Professional Consulting Services

WebsitePhone2 offices6 projects15 credentialsFounded 2001Updated Jun 2026

Project: Flat Top Lake Dam

Service: Civil EngineeringService: Site Development ServicesService: Structural Engineering ServicesIndustry: MiningIndustry: Oil & GasType: Civil Engineering+53 more

Alpha Commissioning Engineers, Inc.

Expert commissioning and MEP engineering solutions delivering precise building performance and sustainable design.

Website15 projects2 leadersFounded 2014Updated Jun 2026

Project: Mt. Greenwood - Annex II

Service: Commissioning ServicesService: New Building CommissioningService: Re-CommissioningIndustry: CommercialIndustry: GovernmentType: Mechanical Engineering+18 more

Alpha Geotechnical and Testing Services, Inc.

Tallahassee, FL

Geotechnical Engineering and Soil Testing

WebsitePhone1 officeFounded 1998Updated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Foundation EvaluationsService: Geotechnical EvaluationsIndustry: ResidentialIndustry: CommercialType: Geotechnical Engineering+8 more

American Engineering Testing, Inc.

St. Paul, MN

Critical investigations, testing, analysis, and design for a more certain world

Website22 offices3 projects5 leaders2 credentialsFounded 1976Updated Jun 2026

Project: Minnesota Zoo Treetop Trail

Service: Construction ServicesService: Construction Materials Testing & Special InspectionsService: Construction Materials Testing LaboratoriesIndustry: AgricultureIndustry: CommercialType: Geotechnical Engineering+51 more

American Engineering, Inc.

Exeter, RI

Land Surveying & Engineering With a Focus on Quality

WebsitePhone1 office2 credentialsFounded 1989Updated Jun 2026

Service detail: Land Surveying

Service: Land SurveyingService: Boundary SurveysService: Topographic MappingIndustry: ResidentialIndustry: CommercialType: Civil Engineering+16 more

Andrews Engineering Inc.

Springfield, IL

Andrews Engineering Inc. is a full-service, multi-disciplinary engineering organization serving clients in Illinois, Indiana, and Missouri for more than 40 years. Integrity, commitment, and quality are at the core of every engagement, and the firm delivers innovative, practical, and cost-effective solutions across geotechnical, environmental, civil, water resources, and remediation engineering disciplines. Andrews Engineering operates five offices across the Midwest: Springfield and Pontiac and Lombard in Illinois, Indianapolis in Indiana, and Warrenton in Missouri.

WebsitePhone5 officesUpdated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Environmental ServicesService: Remediation ServicesIndustry: InfrastructureIndustry: Environmental & RemediationType: Civil Engineering+11 more

Apital Inc.

New York City, NY

Steering The Rail Industry To A Digital And Sustainable Future

Website1 officeUpdated Jun 2026

Service detail: Rail Signaling and Train Control Systems

Service: Rail Signaling and Train Control SystemsService: CBTC/PTC System Design and DeploymentService: System Engineering and VerificationIndustry: RailIndustry: TransitType: Transportation Engineering+25 more

Applied Engineering Services, Inc.

Ridgway, CO

We Know How

WebsitePhone3 officesFounded 1992Updated Jun 2026

Service detail: Mechanical Engineering

Service: Mechanical EngineeringService: Mechanical System DesignService: HVAC Systems DesignIndustry: AerospaceIndustry: NuclearType: Civil Engineering+46 more