Public engineering firm directory

Find engineering consulting firms by capability and location.

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ABD Engineering & Design

Grand Rapids, MI

Acoustics, noise, vibration & audio-visual systems

Website2 officesFounded 1962Updated Jun 2026

Service detail: Architectural Acoustics

Service: Architectural AcousticsService: Acoustical DesignService: Acoustical EngineeringIndustry: AgricultureIndustry: Arts & CultureType: Acoustic Consulting+20 more

ASR Engineering Inc.

Portland, ME

Precision Industrial Control and Automation Engineering

WebsitePhone1 office1 credentialsUpdated Jun 2026

Service detail: Industrial Control Automation Engineering

Service: Industrial Control Automation EngineeringService: PLC and PAC ProgrammingService: HMI DevelopmentIndustry: Food & BeverageIndustry: Renewable EnergyType: Automation & Controls+26 more

AZH Engineers

Portland, OR

A Small-Team Approach to Big Engineering Challenges

WebsitePhone1 office4 projectsFounded 2000Updated Jun 2026

Project: Phoenix Children's Hospital

Service: New Buildings, Retrofits & AdditionsService: Seismic Bracing & AnchorageService: BIM & Shop DrawingsIndustry: HealthcareIndustry: EducationType: Structural Engineering+6 more

Acorn Engineering, Inc.

Portland, ME

Civil Engineering, Surveying, and Landscape Architecture in Maine

WebsitePhone3 offices3 projects1 leaders2 credentialsUpdated Jun 2026

Project: Watt Samaki Buddhist Temple

Service: Civil EngineeringService: Site Development DesignService: Utility DesignIndustry: ResidentialIndustry: CommercialType: Civil Engineering+38 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

Akana

Portland, OR

Engineering, Design & Construction Services, Plus Advisory and Grant Support

WebsitePhone5 offices5 projects1 leadersUpdated Jun 2026

Project: New Taholah K-12 School

Service: Engineering ServicesService: Civil EngineeringService: Structural EngineeringIndustry: FederalIndustry: GovernmentType: Civil Engineering+34 more

Allen Construction Management Services Northwest, LLC

Portland, OR

Established in 2013 by Laurie Allen and Monique Allen, Allen Construction Management Services Northwest, LLC (ACMS Northwest) is an Oregon-based civil engineering and construction management practice. It provides professional services for public agencies and private-sector clients, with experience on major Pacific Northwest projects such as the City of Portland Secondary Treatment Expansion Program, Port of Portland PDXNEXT, and ODOT I-205 Abernethy Bridge.

WebsitePhone1 office3 projects7 leadersFounded 2013Updated Jun 2026

Project: Secondary Treatment Expansion Program

Service: Design-BuildService: Program ManagementService: Program SchedulingIndustry: GovernmentIndustry: FederalType: Civil Engineering+43 more

Alliant Systems

Portland, OR

Alliant Systems is an integrated mechanical engineering and construction firm headquartered in Portland, Oregon, with offices in Eugene and Bend, Oregon, and Seattle, Washington. Founded approximately 25 years ago, Alliant provides in-house mechanical systems engineering, mechanical construction, HVAC and plumbing service, building automation, and energy consulting for commercial, institutional, and light-industrial clients across Oregon and Washington. The firm is known for a true design-build process that integrates engineers, project managers, and field personnel from concept through commissioning, and all principal engineers are LEED-certified.

WebsitePhone4 offices1 leadersUpdated Jun 2026

Service detail: Mechanical Systems Engineering

Service: Mechanical Systems EngineeringService: Design-Build Mechanical EngineeringService: BIM & Virtual Design and Construction (VDC)Industry: CommercialIndustry: HealthcareType: MEP+11 more

Altman Browning & Company

Portland, OR

Comprehensive engineering services grounded in strict adherence to international and industry-specific standards.

WebsitePhone1 office5 credentialsFounded 1990Updated Jun 2026

Service detail: Engineering Design & Analysis

Service: Engineering Design & AnalysisService: Heavy Industrial Machine DesignService: Complex 3D CAD ModelingIndustry: IndustrialIndustry: ManufacturingType: Mechanical Engineering+12 more

Amodeo Structural Engineering

Portland, OR

Amodeo Structural Engineering is a structural consulting firm based in Portland, Oregon, providing structural consulting, analysis, design, construction engineering observation, and administration services. The practice serves commercial, residential, and municipal clients primarily in the Pacific Northwest, with project experience spanning laboratories, schools, churches, art installations, banks, country clubs, office buildings, retail strips, pedestrian structures, and park site structures. Principal Richard J. Amodeo, SE, brings deep experience in both traditional building design and construction engineering, the combination of which informs practical, cost-effective structural solutions.

Website1 office1 leadersUpdated Jun 2026

Service detail: Structural Consulting, Analysis & Design

Service: Structural Consulting, Analysis & DesignService: Seismic Analysis & UpgradesService: Construction EngineeringIndustry: CommercialIndustry: EducationType: Structural Engineering+4 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

Ask Energy Inc

Carlsbad, CA

Building a Greener Future Together.

WebsitePhone7 offices13 leadersFounded 2017Size Estimate: 11-50 employeesUpdated Jun 2026

Service detail: Energy Analysis and Engineering

Service: Energy Analysis and EngineeringService: Energy AuditsService: Energy ModelingIndustry: CommercialIndustry: EducationType: Power & Utility Engineering+9 more

Atwell

Southfield, MI

We create solutions for the built environment.

Website18 offices12 projects6 leaders8 credentialsSize Estimate: 1,000+ employeesUpdated Jun 2026

Project: Walmart Metro Atlanta Drone Delivery Operations Support

Service: Program & Development ServicesService: Program ManagementService: Owner's Representative ServicesIndustry: Land DevelopmentIndustry: Oil & GasType: Civil Engineering+38 more

BEE Engineers

Edmonds, WA

Designing Buildings For a Resilient & Healthy Future

WebsitePhone2 offices2 leaders4 credentialsFounded 1999Updated Jun 2026

Service detail: Building Envelope Consulting

Service: Building Envelope ConsultingService: Building Envelope TestingService: RemediationIndustry: GovernmentIndustry: EducationType: Mechanical Engineering+12 more

Ballantine Aviation Consulting Services PLLC

Portland, ME

Serving Our Nation's Airports Since 1987

WebsitePhone1 office5 projects1 leaders10 credentialsFounded 2011

Project: Relocate Runway 16-34 BAK-12 Barrier Sheds

Service: Airport Design and InfrastructureService: Airfield Pavement EngineeringService: Pavement Management and Condition InspectionIndustry: AirportsIndustry: AviationType: Aviation Engineering+29 more

Bantam Engineering Inc.

Portland, OR

Bantam Engineering is a Portland, Oregon mechanical engineering and commissioning practice. It delivers HVAC design, plumbing design, and building commissioning for healthcare facilities, schools, government offices, airports, and semiconductor clean rooms. Owner Christine McKinley, PE holds licenses in Oregon, Washington, and California. Known for code fluency and a collaborative approach on construction sites and in permit negotiations, the practice specializes in radiant and dedicated outdoor air systems, clean-room mechanical design, and HVAC work within constrained existing buildings.

Website1 office7 projects1 leadersUpdated Jun 2026

Project: Behavioral Health Resource Center

Service: Mechanical EngineeringService: HVAC DesignService: Radiant HVAC DesignIndustry: HealthcareIndustry: EducationType: MEP+10 more

Base Design Group Inc

Portland, ME

The Integrity of Great Structures Begins with Base.

WebsitePhone1 office1 leaders4 credentialsUpdated Jun 2026

Service detail: Building Structures Engineering

Service: Building Structures EngineeringService: Analysis and Design of New BuildingsService: Structural Evaluation and Renovation of Existing BuildingsIndustry: CommercialIndustry: EducationType: Structural Engineering+17 more

Bowman Fire & Life Safety

Portland, ME

Dedicated to protecting people, property and businesses

Website7 officesFounded 2007Updated Jun 2026

Service detail: Fire Protection and Life Safety

Service: Fire Protection and Life SafetyService: Building and Fire Code ConsultingService: System Design and CommissioningIndustry: AviationIndustry: Data CentersType: Fire Protection Engineering+14 more

Broadbent & Associates, Inc.

Tempe, AZ

Broadbent & Associates is a full-service environmental consulting, civil engineering, and water resources firm founded in 1987. With approximately 100 employees and offices across Arizona, California, Colorado, Michigan, Nevada, New Mexico, Oregon, Texas, and Utah, Broadbent helps clients maintain compliance, manage environmental liabilities, and develop resources through environmental assessment and remediation, air quality services, water resources, civil engineering, and health and safety consulting.

WebsitePhone11 officesFounded 1987Size Estimate: 100 employeesUpdated Jun 2026

Service detail: Environmental Assessment & Remediation

Service: Environmental Assessment & RemediationService: Air Quality Permitting & Stack TestingService: Civil EngineeringIndustry: Power GenerationIndustry: MiningType: Environmental Engineering+16 more

Burch Energy Services, LLC

Portland, OR

Empowering the Pacific Northwest with Equitable Energy Solutions

WebsitePhone1 office1 leadersUpdated Jun 2026

Service detail: Energy Engineering

Service: Energy EngineeringService: Design & BuildService: Equitable Program DeliveryIndustry: CommercialIndustry: ResidentialType: MEP+6 more

CE Engineers Inc.

Portland, OR

Controls and Electrical Engineering

WebsitePhone1 office7 projects3 leadersFounded 2006Size Estimate: 1-10 employees

Project: Canter Infeed Line Upgrade

Service: Controls and Automation EngineeringService: PLC ProgrammingService: HMI ProgrammingIndustry: GovernmentIndustry: IndustrialType: Electrical Engineering+23 more

CMA Engineers

Portsmouth, NH

Pursue Excellence

WebsitePhone3 offices5 projects9 leaders4 credentialsUpdated Jun 2026

Project: AVRRDD Mt. Carberry Landfill Leachate Siphon

Service: Civil Engineering & TransportationService: Civil Infrastructure PlanningService: Roadway and Highway DesignIndustry: Waste ManagementIndustry: GeothermalType: Civil Engineering+35 more

Calichi Design Group

Oakland, CA

Site civil and dry utility engineering, from first feasibility sketch to final inspection.

WebsitePhone4 offices5 projects4 leaders6 credentialsFounded 2009

Project: Fremont High School Net-Zero Campus

Service: Site Civil EngineeringService: Due Diligence Reports & Constraints MapsService: Entitlement Coordination & DesignIndustry: EducationIndustry: Affordable HousingType: Civil Engineering+40 more

Casco Bay Engineering Inc

Portland, ME

Providing Exceptional Quality, Service, and Value to Clients and Communities

WebsitePhone2 offices10 projectsUpdated Jun 2026

Project: Jacob K. Javits Convention Center Expansion

Service: Structural EngineeringService: Structural Design and AnalysisService: 3D Finite Element Analysis & ModelingIndustry: EducationIndustry: HealthcareType: Structural Engineering+11 more