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

Axiom Engineering Group

Missoula, MT

Dream Bigger, Build Better

WebsitePhone4 offices5 projects1 credentialsFounded 2004Size Estimate: 11-50 employees

Project: Simms Fishing Corporate Headquarters

Service: Structural EngineeringService: Structural Designing, Planning & DraftingService: Industrial Structures Design & AnalysisIndustry: CommercialIndustry: ResidentialType: Structural Engineering+60 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

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

DC Engineering

Meridian, ID

Defining, refining, and implementing solutions.

Website4 offices2 projects6 leaders2 credentialsFounded 1998Updated Jun 2026

Project: City of Meridian Wastewater Treatment Plant

Service: Electrical EngineeringService: LightingService: PowerIndustry: RetailIndustry: Food & BeverageType: Electrical Engineering+18 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

DJ&A, P.C.

Missoula, MT

Engineering, Surveying, Environmental & Planning Services

WebsitePhone3 officesFounded 1973Size Estimate: 150+ employeesUpdated Jun 2026

Service detail: Transportation Engineering

Service: Transportation EngineeringService: Roadway and Highway DesignService: Logging Road EngineeringIndustry: FederalIndustry: GovernmentType: Civil Engineering+43 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

Dynamic Analysis Engineering Consulting Inc

Billings, MT

Forensic & Structural Engineers

Website1 officeSize Estimate: 1-4 employeesUpdated Jun 2026

Service detail: Structural Engineering

Service: Structural EngineeringService: Residential Structural DesignService: Commercial Structural DesignIndustry: ResidentialIndustry: CommercialType: Structural Engineering+10 more

EEC

Billings, MT

All under one roof. All working together.

WebsitePhone1 office3 projects3 leadersFounded 1998Size Estimate: 30+ employees

Project: MH EBY - Sales & Service Center

Service: ArchitectureService: Civil and Structural EngineeringService: Civil engineeringIndustry: CommercialIndustry: IndustrialType: Architecture & Engineering+11 more

Engineering Associates

Cody, WY

Engineering Wyoming.

WebsitePhone10 offices4 leadersFounded 1952Updated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Architectural EngineeringService: Environmental ReviewsIndustry: GovernmentIndustry: InfrastructureType: Civil Engineering+20 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

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

Lacy & Ebeling Engineering, Inc.

Great Falls, MT

Structural Engineering That Stands the Test of Time

WebsitePhone1 office14 projectsSize Estimate: 1-4 employeesUpdated Jun 2026

Project: Luzenac America Mineral Processing Facility

Service: Structural EngineeringService: Deep Foundation DesignService: Bridge and Tunnel EngineeringIndustry: CommercialIndustry: ResidentialType: Structural Engineering+9 more

Smith Monroe Gray Engineers, Inc.

Portland, OR

Smith Monroe Gray Engineers, Inc. (SMG) is a Portland, Oregon multi-discipline consulting engineering firm with over 60 years of experience in structural, mechanical, and material handling engineering. Founded in the mid-1950s to design aggregate plants and bulk material handling systems, SMG has grown to serve heavy industrial, marine, and construction engineering clients across the US and internationally. Its staff of about 40 engineers and designers holds licenses in more than half of US states and several Canadian provinces.

WebsitePhone2 offices5 leaders1 credentialsSize Estimate: 40 employeesUpdated Jun 2026

Service detail: Structural Engineering

Service: Structural EngineeringService: Industrial Facility DesignService: Plant Layout and Civil DesignIndustry: IndustrialIndustry: MiningType: Structural Engineering+24 more

Stahly Engineering & Associates

Bozeman, MT

55 Years of Engineering Excellence

WebsitePhone6 offices3 projects25 leadersUpdated Jun 2026

Project: East Helena ALTA Survey

Service: Site Development & SubdivisionsService: Subdivisions Layout & DesignService: Municipal EngineeringIndustry: CommercialIndustry: GovernmentType: Civil Engineering+24 more

TD&H Engineering

Great Falls, MT

A Full-Service Consulting Engineering Firm

Website9 offices8 projects5 leaders5 credentialsFounded 1965Size Estimate: 50-150 employees

Project: Great Falls Water Treatment Plant

Service: Civil EngineeringService: Site Civil Grading & Utility InfrastructureService: Stormwater Analysis & Drainage DesignIndustry: GovernmentIndustry: WastewaterType: Aviation Engineering+56 more

Toth and Associates

Springfield, MO

Full-service consulting engineering specializing in electric utility engineering, structural engineering, civil engineering, land surveying, and GIS.

WebsitePhone5 offices10 leaders1 credentialsFounded 2003Size Estimate: 150-250 employees

Service detail: Electrical Engineering

Service: Electrical EngineeringService: Electrical System PlanningService: Electrical Substation DesignIndustry: Electric UtilitiesIndustry: Power Transmission & DistributionType: Civil Engineering+38 more

Waatti Engineering

Kalispell, MT

Engineering Solutions for Success

WebsitePhone2 offices33 projects7 leadersUpdated Jun 2026

Project: 206 Lupfer Multi-use Building

Service: Structural EngineeringService: Commercial BuildingsService: Residential BuildingsIndustry: CommercialIndustry: RetailType: Forensic Engineering+29 more