Public engineering firm directory

Find engineering consulting firms by capability and location.

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A&E Engineering and Surveying

Pocatello, ID

See it. Solve it. Stand by it.

WebsitePhone1 office2 leaders3 credentialsFounded 1998Updated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Land Development and Site DesignService: Water Resources and HydraulicsIndustry: Land DevelopmentIndustry: ResidentialType: Civil Engineering+28 more

ABCO Engineering

Nampa, ID

ABCO Engineering is a civil and geotechnical engineering firm established in 2014 and headquartered in Nampa, Idaho. With over 20 years of staff experience in civil and construction engineering, ABCO serves municipal, commercial, and private development clients. Licensed as a Professional Engineer in Idaho, Oregon, Nevada, and Utah, the firm operates primarily in the Treasure Valley and surrounding region.

WebsitePhone1 officeFounded 2014Updated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Septic system designService: Level 1 nutrient pathogen studiesIndustry: GovernmentIndustry: CommercialType: Civil Engineering+26 more

AE2S

Bismarck, ND

Empowering People. Enhancing Lives.

Website22 offices6 leadersFounded 1991Updated Jun 2026

Service detail: Water and Wastewater Engineering

Service: Water and Wastewater EngineeringService: WaterService: WastewaterIndustry: Automation & ControlsIndustry: Environmental & RemediationType: Civil Engineering+29 more

AGPROfessionals

Greeley, CO

Professional problem-solvers achieving clients' goals and advocating their success

WebsitePhone2 offices4 projects12 leaders3 credentialsFounded 2000

Project: Boer Dairy Expansion

Service: Agricultural EngineeringService: Site SelectionService: Dairy Facility DesignIndustry: AgricultureIndustry: IndustrialType: Civil Engineering+55 more

Ackerman-Estvold Engineering & Management Consulting, Inc.

Minot, ND

architects + engineers

WebsitePhone4 offices3 projects1 leaders1 credentials1 publications

Project: Big M Building Reimagining

Service: Civil EngineeringService: Traffic & Transportation EngineeringService: Land Planning & DevelopmentIndustry: GovernmentIndustry: EducationType: Civil Engineering+43 more

Allen Engineering

Twin Falls, ID

Allen Engineering is a consulting engineering practice in Twin Falls, Idaho operated by Dr. Richard G. Allen, P.E., a registered Professional Engineer (Civil Engineering) in Idaho. The practice specializes in evapotranspiration (ET) modeling, water resources engineering, hydrology of irrigated systems, and irrigation design, serving agricultural, research, and public-sector clients.

WebsitePhone1 office1 leadersUpdated Jun 2026

Service detail: Evapotranspiration Consulting

Service: Evapotranspiration ConsultingService: Water Resources EngineeringService: Irrigation DesignIndustry: AgricultureIndustry: Water ResourcesType: Civil Engineering+1 more

Alpine Enterprises Inc.

Ketchum, ID

Alpine Enterprises Inc. is a land surveying, GIS, natural hazards consulting, and civil engineering firm based in Ketchum, Idaho, serving Blaine County and surrounding south-central Idaho counties. The practice provides professional surveying for residential and commercial clients, offers GIS services for government agencies and public utilities, and conducts natural hazards consulting for snow avalanche, flood, and wildfire risk.

WebsitePhone1 officeUpdated Jun 2026

Service detail: Land Surveying

Service: Land SurveyingService: Boundary SurveysService: Topographic MappingIndustry: ResidentialIndustry: GovernmentType: Land Surveying+16 more

American Engineering Laboratories, Inc.

La Habra, CA

Providing High Quality Results in a Cost Effective and Timely Manner

WebsitePhone5 offices9 leaders5 credentialsUpdated Jun 2026

Service detail: Construction Inspection

Service: Construction InspectionService: Masonry Inspections and TestingService: Batch Plant InspectionsIndustry: EducationIndustry: GovernmentType: Civil Engineering+28 more

Anchor QEA

Seattle, WA

Transforming Our Environment and Communities, with Integrity and Vibe

WebsitePhone28 offices4 projects4 leadersSize Estimate: 200-1,000 employeesUpdated Jun 2026

Project: Hancock County Marsh Living Shoreline

Service: EngineeringService: Civil EngineeringService: Coastal ResilienceIndustry: Power GenerationIndustry: FederalType: Civil Engineering+46 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

Arrowleaf Engineering, PC

Driggs, ID

Infrastructure for a better world.

Website1 office1 leadersFounded 2014Updated Jun 2026

Service detail: Three Waters Management

Service: Three Waters ManagementService: Potable water supplyService: Wastewater disposalIndustry: ResidentialIndustry: CommercialType: Civil Engineering+15 more

Astra Engineering LLC

Twin Falls, ID

Industrial Design, Automation, and Engineering Solutions

WebsitePhone1 office2 projects4 credentialsSize Estimate: 10-50 employeesUpdated Jun 2026

Project: Heritage Academy Campus Expansion

Service: Construction EngineeringService: Civil EngineeringService: Structural EngineeringIndustry: ManufacturingIndustry: MiningType: Civil Engineering+32 more

Bailey Engineering, Inc.

Eagle, ID

Intelligence-Driven Civil Engineering for Southern Idaho Land Development

WebsitePhone1 office6 leadersFounded 2006Updated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Parcel AnalysisService: Feasibility StudiesIndustry: ResidentialIndustry: Multifamily ResidentialType: Civil Engineering+38 more

Bowen Collins & Associates

Draper, UT

Experts in Water

WebsitePhone6 offices8 projects6 leaders3 credentialsFounded 1997

Project: Utah Lake Pump Station Redesign

Service: WaterService: Pipeline designService: Storage tank and reservoir designIndustry: GovernmentIndustry: IndustrialType: Civil Engineering+65 more

Briggs Engineering, Inc.

Garden City, ID

Comprehensive civil engineering, structural engineering, and land surveying services

WebsitePhone1 office15 credentialsFounded 1986Size Estimate: 11-50 employeesUpdated Jun 2026

Service detail: Land Surveying

Service: Land SurveyingService: Boundary SurveysService: Topographic SurveysIndustry: CommercialIndustry: RetailType: Civil Engineering+37 more

C3 Civil Engineering

Boise, ID

Character. Commitment. Communication.

WebsitePhone1 officeUpdated Jun 2026

Service detail: Project Planning and Permitting

Service: Project Planning and PermittingService: Due Diligence and Project FeasibilityService: Entitlement SupportIndustry: CommercialIndustry: ResidentialType: Civil Engineering+11 more

Centurion Engineers, Inc.

Boise, ID

Consulting Engineers, Surveyors and Planners

WebsitePhone1 office4 leadersFounded 1921Size Estimate: 10-20 employeesUpdated Jun 2026

Service detail: Engineering Design

Service: Engineering DesignService: SurveyingService: Land Boundary SurveysIndustry: ResidentialIndustry: CommercialType: Civil Engineering+12 more

Ciani & Hatch Engineering PLLC

Seattle, WA

Geotechnical engineering, project management, and design

Website2 offices6 leadersFounded 2023Size Estimate: 1-9 employeesUpdated Jun 2026

Service detail: Geotechnical Site Investigation

Service: Geotechnical Site InvestigationService: Exploration Plan & ROW PermittingService: Geologic Hazards & Critical Areas StudiesIndustry: InfrastructureIndustry: Water SupplyType: Geotechnical Engineering+26 more

Civil Dynamics PLLC

Caldwell, ID

Civil engineering for municipalities, developers, and landowners in Idaho.

WebsitePhone1 office5 leadersUpdated Jun 2026

Service detail: Municipal Engineering

Service: Municipal EngineeringService: Roadway DesignService: Public Utility ImprovementsIndustry: GovernmentIndustry: Land DevelopmentType: Civil Engineering+12 more

Civil Matters Engineering

Jerome, ID

Innovative Engineering Solutions for You

WebsitePhone1 officeUpdated Jun 2026

Service detail: Agricultural Engineering

Service: Agricultural EngineeringService: Machinery Storage and ShopsService: Fuel Containment FacilitiesIndustry: AgricultureIndustry: ResidentialType: Civil Engineering+16 more

Civil Science

Lehi, UT

Build More Than Infrastructure

Website9 officesUpdated Jun 2026

Service detail: Public Works

Service: Public WorksService: Land Development and Site DevelopmentService: GradingIndustry: GovernmentIndustry: InfrastructureType: Civil Engineering+43 more

Connect Engineering & Surveying

Idaho Falls, ID

Build with Confidence Today

WebsitePhone2 offices8 credentialsFounded 2016Updated Jun 2026

Service detail: Master Planning

Service: Master PlanningService: Site ResearchService: Development VisioningIndustry: Land DevelopmentIndustry: ResidentialType: Civil Engineering+29 more

Cushing Terrell

Billings, MT

Imagine. Create. Improve.

WebsitePhone17 offices7 projects2 leaders4 credentialsFounded 1938

Project: Google Henderson Hub

Service: ArchitectureService: Historic PreservationService: Adaptive ReuseIndustry: CommercialIndustry: EducationType: Architecture & Engineering+38 more

DCI Engineers

Seattle, WA

Service. Innovation. Value.

WebsitePhone22 offices1 projects4 leadersFounded 1988Size Estimate: 350+ employees

Project: The Artise

Service: Structural EngineeringService: High-rise and performance-based designService: Seismic and adaptive renovationIndustry: CommercialIndustry: Multifamily ResidentialType: Structural Engineering+36 more