Public engineering firm directory

Find engineering consulting firms by capability and location.

Search engineering firm profiles built for buyers who need a shortlist, not a sales pitch.

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3 Phase Associates LLC

Chattanooga, TN

Electrical Engineering and Consulting Services

Website1 office2 credentialsFounded 2016
Service: Electrical EngineeringService: Power System CalculationsIndustry: UtilitiesType: Electrical Engineering+33 more

Astra Engineering LLC

Twin Falls, ID

Industrial Design, Automation, and Engineering Solutions

WebsitePhone1 office2 projects
Service: Construction EngineeringService: Civil EngineeringIndustry: ManufacturingType: Civil Engineering+34 more

Clark Nexsen

Raleigh, NC

Clark Nexsen is a transdisciplinary architecture and engineering practice founded in 1920, with nearly 400 employees across nine offices. It joined JMT in 2025. It provides architecture, civil, structural, mechanical, electrical, fire protection, process, and transportation engineering services to clients in education, defense, government, healthcare, commercial, and infrastructure markets across the United States.

WebsitePhone1 office5 projects
Service: ArchitectureService: Interior DesignIndustry: CommercialType: Architecture & Engineering+44 more

Claymore Group LLC

Daphne, AL

Multi-Discipline Engineering, Design, and Precision Fabrication

WebsitePhone1 office1 credentials
Service: Civil EngineeringService: Road and Bridge DesignIndustry: IndustrialType: Civil Engineering+54 more

Clear Process Engineering & Technology

Covington, LA

Boiler, combustion, thermal, and steam systems engineering.

WebsitePhone1 office4 projects
Service: Energy AuditsService: Boiler Efficiency EvaluationIndustry: Power GenerationType: Process Engineering+76 more

D4C Product Development Inc.

San Diego, CA

D4C Product Development is a San Diego-based engineering and product development practice that guides hardware products from concept to market. It integrates mechanical, electrical, and software engineering with industrial design, prototyping, and manufacturing support, serving consumer electronics, IoT devices, environmental technology, and public safety markets.

WebsitePhone1 office13 projects
Service: Design & Research StrategyService: Product Requirements DefinitionIndustry: ElectronicsType: Mechanical Engineering+38 more

DEVITA

Atlanta, GA

Delivering Innovative Engineering Strategies to Ensure Project Success

WebsitePhone4 offices11 projects
Service: MEPS EngineeringService: Mechanical & Plumbing EngineeringIndustry: CommercialType: MEP+24 more

Daniel Development Group, LLC

Phoenix, AZ

Help clients solve their engineering and design challenges and get to market quickly.

WebsitePhone1 office3 leaders
Service: Electrical EngineeringService: Embedded Systems & Circuit DesignIndustry: ElectronicsType: Electrical Engineering+32 more

Davies Engineering Group

Cincinnati, OH

Engineering for Everything.

WebsitePhone4 offices1 projects
Service: MEP EngineeringService: HVAC designIndustry: IndustrialType: MEP+40 more

Denali Engineering Services LLC

Denver, CO

Bringing Innovation to Today's Technical Challenges

WebsitePhone1 officeUpdated Jun 2026
Service: Engineering DesignService: Structural EngineeringIndustry: ManufacturingType: Mechanical Engineering+32 more

DiClemente Siegel Design Inc.

Southfield, MI

Engineering & Architecture

WebsitePhone2 offices2 leaders
Service: Architectural DesignService: Space PlanningIndustry: HealthcareType: Architecture & Engineering+70 more

EDM International, Inc.

Fort Collins, CO

Reliability & Innovation Since 1982

Website4 officesFounded 1982Updated Jun 2026
Service: Engineering and DesignService: Power Delivery Design & EngineeringIndustry: Electric UtilitiesType: Power & Utility Engineering+40 more

Electromechanica, Inc.

Mattapoisett, MA

Engineering Solutions Exceeding Expectations

WebsitePhone1 office1 credentials
Service: Automated Test Equipment (ATE)Service: Functional Test Fixtures & SystemsIndustry: DefenseType: Automation & Controls+54 more

Element 29 LLC

Tampa, FL

Multidisciplinary engineering for industrial, energy, and mission-critical systems.

WebsitePhone1 office19 projects
Service: Process and Chemical EngineeringService: Process flow diagrams and P&IDsIndustry: IndustrialType: Process Engineering+110 more

FORCE Automation Inc.

New Britain, CT

Automation Starts Here

WebsitePhone1 office1 credentials
Service: Robotic Automation IntegrationService: Standard Work Cell ConfigurationIndustry: ManufacturingType: Automation & Controls+24 more

FourFront Design, Inc.

Rapid City, SD

Creating the built environment...for people!

WebsitePhone2 offices6 projects
Service: ArchitectureService: Schematic DesignIndustry: CommercialType: Architecture & Engineering+37 more

G.M. Selby, Inc.

Miami, FL

Engineering Excellence for Complex Challenges

WebsitePhone1 office8 projects
Service: Civil EngineeringService: Survey & AnalysisIndustry: ResidentialType: Civil Engineering+49 more

Gehring Associates Architectural Engineers LLC

Boulder, CO

The Architects' Engineer

WebsitePhone1 office4 leaders
Service: Mechanical EngineeringService: HVACIndustry: CommercialType: MEP+34 more

Gill Engineering Group Plc

MEP & Fire Protection Engineering Services

Website5 projectsUpdated Jun 2026
Service: Mechanical EngineeringService: Heating Ventilation Air Conditioning (HVAC) DesignIndustry: CommercialType: MEP+33 more

Hyatt Engineering & Design Services LLC

Newark, DE

Established in 2018, Hyatt Engineering & Design Services LLC provides multi-disciplinary engineering, software development, and technical support across the United States. Originating with extensive experience in the telecommunications industry, the practice offers specialized services in electrical engineering, radio frequency design and testing, mechanical engineering, technical writing, and E/M/CAD design support. Operating from its corporate office in Newark, Delaware, it supports clients with flexible onsite and remote solutions to meet critical design and manufacturing deadlines.

Website1 officeFounded 2018Updated Jun 2026
Service: Electrical EngineeringService: Radio Frequency Design and TestingIndustry: TelecommunicationsType: Electrical Engineering+13 more

I3 Engineering & Consulting, LLC

Bridgeport, WV

Integrity. Initiative. Innovation.

WebsitePhone1 office3 leaders
Service: Facilities Design & EngineeringService: Piping & Mechanical DesignIndustry: Oil & GasType: Civil Engineering+12 more

InnoDez

Los Angeles, CA

Your One-Stop Shop for MEP and Structural Engineering

WebsitePhone8 offices5 projects
Service: Mechanical EngineeringService: Heating designIndustry: CommercialType: Civil Engineering+74 more

Integrated Design Solutions, LLC

Chippewa Falls, WI

Design & Product Innovation Firm

WebsitePhone1 office7 projects
Service: Industrial DesignService: Product, competitor and trend researchIndustry: Consumer ProductsType: Mechanical Engineering+47 more

JWM Engineering, LLC

Gainesville, FL

Experienced, Passionate, and Dedicated to Client Service

WebsitePhone1 officeUpdated Jun 2026
Service: Civil EngineeringService: Headend Design and LayoutsIndustry: TelecommunicationsType: Telecom / RF Engineering+33 more