Public engineering firm directory

Find engineering consulting firms by capability and location.

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AE Dynamics LLC

Bozeman, MT

Your Partner for Efficient and Effective Design

WebsitePhone2 offices4 projectsUpdated Jun 2026

Project: Belmont University Massey Center

Service: Structural EngineeringService: Primary Structure DesignService: Specialty System EngineeringIndustry: CommercialIndustry: EducationType: Structural Engineering+13 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

Allied Engineering Services Inc

Bozeman, MT

Diverse Projects. Solutions That Last.

WebsitePhone1 office14 projects1 credentialsFounded 1996Updated Jun 2026

Project: Bozeman Public Safety Center

Service: Civil EngineeringService: SubdivisionsService: Water and Wastewater Systems DesignIndustry: CommercialIndustry: ResidentialType: Civil Engineering+59 more

Alpine Surveying & Engineering, Inc.

Bozeman, MT

Delivering Personalized Surveying & Engineering Solutions

WebsitePhone1 office6 leaders4 credentialsFounded 2002Updated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Commercial and light industrial site design and permittingService: Road and utility planning, design, and permittingIndustry: ResidentialIndustry: CommercialType: Civil Engineering+36 more

Black Sheep Engineering

Bozeman, MT

Game Changers. Future Chasers.

Website1 office3 leadersFounded 2015Size Estimate: 15 employeesUpdated Jun 2026

Service detail: Mechanical Engineering

Service: Mechanical EngineeringService: Geothermal SystemsService: Energy ManagementIndustry: ResidentialIndustry: CommercialType: MEP+14 more

Bridger Engineers

Bozeman, MT

Bridger Engineers is a diversified civil and structural engineering firm based in Bozeman, Montana, founded in 1995 by Ed Matos and Brad Ebel. It serves clients throughout the Rocky Mountain region and beyond, with more than 60% of workload coming from repeat clients. Bridger provides structural engineering including historic restoration, rehabilitation, seismic mitigation, and forensic services, alongside civil engineering for land development projects including commercial sites, residential subdivisions, and ranch compounds in southwestern Montana.

WebsitePhone1 office2 leadersFounded 1995Updated Jun 2026

Service detail: Structural Engineering

Service: Structural EngineeringService: Historic Restoration and RehabilitationService: Preliminary Inspections and EvaluationsIndustry: CommercialIndustry: ResidentialType: Civil Engineering+15 more

CFR Engineering Consultants, Inc.

Germantown, MD

CFR Engineering Consultants, Inc. is a Maryland-based MEP engineering firm providing mechanical, electrical, plumbing, and fire protection engineering design and construction administration services. It serves federal agencies including NIH, NIST, NAVFAC, USACE, and USGS, with a strong portfolio in laboratory, cleanroom, and healthcare facility projects. CFR acts as Engineer of Record and prime consultant on complex renovation and fit-out projects ranging from BSL-2 research laboratories to pharmaceutical GMP spaces and hospital clinical facilities.

WebsitePhone2 officesUpdated Jun 2026

Service detail: MEP Engineering Design

Service: MEP Engineering DesignService: Mechanical EngineeringService: Electrical EngineeringIndustry: FederalIndustry: DefenseType: MEP+12 more

CTL|Thompson, Inc.

Denver, CO

Engineering consultants and field technicians providing geotechnical, structural, materials, and environmental solutions.

WebsitePhone9 offices3 projectsFounded 1971Updated Jun 2026

Project: The Aurora Highlands

Service: Geotechnical EngineeringService: Provides Specialized Ground CharacterizationService: Subsurface Exploration To Support Foundation RecommendationsIndustry: CommercialIndustry: ResidentialType: Environmental Engineering+29 more

Coffman Engineers

Anchorage, AK

The Right Team Matters

WebsitePhone23 offices8 projectsFounded 1982Updated Jun 2026

Project: 100 MW Hydrogen Production Plant

Service: Civil EngineeringService: Bridge EngineeringService: Land SurveyingIndustry: CommercialIndustry: RetailType: Civil Engineering+59 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

Devco Engineering, Inc.

Corvallis, OR

Your Partner for Exceptional Engineering

WebsitePhone3 offices6 projects8 leadersFounded 1969Updated Jun 2026

Project: Renaissance Multi-family Housing

Service: Civil EngineeringService: Structural EngineeringService: Cold-Formed SteelIndustry: Multifamily ResidentialIndustry: CommercialType: Civil Engineering+10 more

Elkhorn Commissioning Group

Bozeman, MT

Committed Building Performance Researchers

Website4 offices6 projects9 leaders8 credentialsSize Estimate: 1-9 employeesUpdated Jun 2026

Project: Leon Johnson Hall Energy Upgrade

Service: New Construction CommissioningService: Owner's Project Requirements (OPR) DevelopmentService: Design Document ReviewIndustry: CommercialIndustry: HealthcareType: Mechanical Engineering+24 more

Engineering Inc Mt

Concord, CA

Intelligent Infrastructure. Enduring Communities.

Website14 offices2 leadersFounded 2023Updated Jun 2026

Service detail: Transportation Engineering

Service: Civil EngineeringService: Transportation EngineeringService: Traffic EngineeringIndustry: MiningType: Civil Engineering+12 more

Gaston Engineering & Surveying, P.C.

Bozeman, MT

Civil engineering, land surveying, and geotechnical testing services serving Montana for over 30 years

WebsitePhone1 office11 projectsUpdated Jun 2026

Project: Costco Bozeman

Service: Civil EngineeringService: Land Planning & SubdivisionsService: Municipal EngineeringIndustry: CommercialIndustry: RetailType: Civil Engineering+28 more

Graham Engineering LLC

Bozeman, MT

Your Partner for Success

WebsitePhone1 office1 projects6 leadersUpdated Jun 2026

Project: Les Schwab Tire Centers

Service: Civil Engineering and Site DesignService: Civil EngineeringService: EntitlementsIndustry: CommercialIndustry: RetailType: Civil Engineering+8 more

Hyalite Engineers, PLLC

Bozeman, MT

Hyalite Engineers, PLLC is a full-service engineering firm serving clients throughout Montana, the Dakotas, Idaho, and surrounding states. The team brings decades of combined experience in civil, structural, and environmental engineering, as well as land surveying, delivering projects across municipal, land development, structural, and surveying disciplines.

Website1 officeUpdated Jun 2026

Service detail: Municipal Engineering

Service: Municipal EngineeringService: Land DevelopmentService: Structural EngineeringIndustry: GovernmentIndustry: Land DevelopmentType: Civil Engineering+13 more

JBW Consulting Engineers

Duluth, MN

Removing Barriers

WebsitePhone4 offices4 projectsUpdated Jun 2026

Project: WIPP Nuclear Waste Facility

Service: Mechanical & Process EngineeringService: Process Design & ImprovementService: Industrial Ventilation & Dust CollectionIndustry: IndustrialIndustry: Oil & GasType: Civil Engineering+36 more

Jackola Architecture and Engineering

Kalispell, MT

Making building solutions personal and optimized on every project

WebsitePhone3 officesUpdated Jun 2026

Service detail: Integrated Architecture and Engineering

Service: Integrated Architecture and EngineeringService: Full-Service Building DesignService: Optimized Engineering SolutionsIndustry: CommercialType: Architecture & Engineering

Johnson Structural Engineering, Inc.

Bozeman, MT

Structural engineering consultancy founded in 2004 by Larry P. Johnson, P.E. and based in Bozeman, Montana. Johnson Structural Engineering has completed over 1,000 projects for residential, commercial, and institutional clients across Montana, Washington, and Idaho. Services span new construction and remodel structural design, structural inspections, forensic investigations, and wind and seismic analysis.

WebsitePhone1 office5 projects1 leadersFounded 2004Size Estimate: 1+ employees

Project: Garden Green Condominium Building

Service: Structural EngineeringService: Residential New Construction and RemodelService: Commercial ProjectsIndustry: ResidentialIndustry: Multifamily ResidentialType: Structural Engineering+20 more

RJA Engineering

Denver, CO

Colorado and Montana's Full-Service Engineering Practice

WebsitePhone2 offices3 projects18 leaders3 credentialsFounded 2009

Project: Lash Boulevard Salon

Service: Building Systems EngineeringService: Mechanical EngineeringService: Electrical EngineeringIndustry: CommercialIndustry: RetailType: MEP+24 more

Robert Peccia & Associates

Helena, MT

Engineering Excellence

WebsitePhone5 officesFounded 1978Updated Jun 2026

Service detail: Airports

Service: AirportsService: Site CivilService: StructuresIndustry: AirportsIndustry: Highways & RoadsType: Aviation Engineering+14 more

S2 Corporation

Bozeman, MT

The Spectrum in a Flash

WebsitePhone1 office3 projects1 leaders6 credentialsUpdated Jun 2026

Project: Broadband Electro-magnetic Spectrum Receiver System Prototype

Service: RF Spectrum AnalysisService: Electronic Warfare and Signal IntelligenceService: Signal InterceptIndustry: DefenseIndustry: TelecommunicationsType: Defense Engineering+13 more

Sanbell

Billings, MT

Intelligent Infrastructure. Enduring Communities.

WebsitePhone14 offices2 leaders2 credentialsFounded 1969Size Estimate: 201-500 employees

Service detail: Civil Engineering

Service: Civil EngineeringService: Site DevelopmentService: Grading and DrainageIndustry: Land DevelopmentIndustry: InfrastructureType: Civil Engineering+57 more