Public engineering firm directory

Find engineering consulting firms by capability and location.

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AVH Engineering

Edmonton, AB

Providing benefits to our clients and the greater community through engineering excellence and creativity

WebsitePhone2 officesUpdated Jun 2026

Service detail: Pressure Equipment Services

Service: Pressure Equipment ServicesService: CircuitizationService: CML OptimizationIndustry: Oil & GasIndustry: PetrochemicalType: Forensic Engineering+20 more

Ammonite Resources

Houston, TX

Ammonite Resources provides geotechnical and economic advisory services for the petroleum and mineral industries worldwide. Established in 1982, it assists clients with investment due diligence, strategic planning, international contract negotiations, corporate finance, and acquisitions and divestitures. It is headquartered in Connecticut with a network of associate offices across the United States, Canada, and the United Kingdom.

Website9 offices25 leadersFounded 1982Updated Jun 2026

Service detail: Investment Due Diligence

Service: Investment Due DiligenceService: First-Pass Opportunity ReviewsService: Joint Venture Evaluation and RepresentationIndustry: Oil & GasIndustry: MiningType: Geotechnical Engineering+19 more

Amtech Aeronautical Limited

Medicine Hat, AB

Aeronautical Design, Defence R&D, and Industrial Automation

Website1 office5 projects2 credentialsFounded 1995Updated Jun 2026

Project: Viking DHC-6 Series 400 Phase 2A Avionics Upgrade Certification

Service: Aeronautical Engineering and CertificationService: Aircraft Modifications and Repairs DesignService: Regulatory Design ApprovalsIndustry: AerospaceIndustry: DefenseType: Aerospace Engineering+19 more

Barr Engineering Co.

Minneapolis, MN

Designing What's Next

WebsitePhone18 offices6 projects1 leaders1 credentials1 publications

Project: Utility-Scale BESS Engineering and Design

Service: Engineering and DesignService: Mine Tailings Management EngineeringService: Mineral Processing and Plant DesignIndustry: MiningIndustry: Power GenerationType: Civil Engineering+34 more

Cosentini Associates

New York, NY

Future-focused, cost-effective engineering solutions for building systems.

WebsitePhone12 offices6 projects16 leaders4 credentialsFounded 1952

Project: The Solaire

Service: MEP EngineeringService: Mechanical/HVAC EngineeringService: Electrical EngineeringIndustry: CommercialIndustry: Mixed-UseType: MEP+24 more

DEG US LLC

Dallas, TX

Engineering Made Simple

WebsitePhone2 offices3 credentialsUpdated Jun 2026

Service detail: Instrumentation Engineering

Service: Instrumentation EngineeringService: Field Instrument SelectionService: Front End DesignIndustry: Oil & GasIndustry: PetrochemicalType: Electrical Engineering+9 more

Envista Forensics

Chicago, IL

The Face Of Certainty In A Complex World

WebsitePhone13 offices8 projects1 leadersFounded 1989Updated Jun 2026

Project: Robotic Paint Line Fire - Asia

Service: Forensic EngineeringService: Electrical Failure AnalysisService: Mechanical Failure AnalysisIndustry: InsuranceIndustry: LegalType: Forensic Engineering+14 more

Interlock Energy

Goodyear, AZ

Engineered Solutions for Critical Infrastructure

WebsitePhone2 officesUpdated Jun 2026

Service detail: Custom Fabrication and Reverse Engineering

Service: Custom Fabrication and Reverse EngineeringService: 3D Scanning and ModelingService: Legacy Part Re-engineeringIndustry: Power GenerationIndustry: Electric UtilitiesType: Mechanical Engineering+10 more

Northwest Hydraulic Consultants Inc

Seattle, WA

Meeting Water Resource Needs of People and the Environment

Website11 offices14 projectsFounded 1972Size Estimate: 200 employeesUpdated Jun 2026

Project: BC Hydro Hydroclimate Monitoring Network

Service: Water Resources EngineeringService: Hydrology, Climate Change, and Water ManagementService: Flood Hazard Assessment and Risk ManagementIndustry: Water ResourcesIndustry: Water SupplyType: Coastal Engineering+31 more

Stantec

Edmonton, AB

With every community, we redefine what's possible

WebsitePhone11 offices10 projects3 leaders2 credentials2 publications

Project: Pure Water Program

Service: BuildingsService: Building Design ConsultingService: Healthcare DesignIndustry: HealthcareIndustry: EducationType: Architecture & Engineering+43 more

V3 Companies

Chicago, IL

The Vision to Transform with Excellence

Website14 offices7 projects15 leaders2 credentialsFounded 1983Updated Jun 2026

Project: Elgin O'Hare Western Access Project

Service: Land DevelopmentService: Site Civil EngineeringService: Environmental ConsultingIndustry: CommercialIndustry: EducationType: Civil Engineering+49 more