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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ARGO Systems, LLC

Baltimore, MD

Innovative Construction Solutions

WebsitePhone6 offices1 credentialsFounded 2004Size Estimate: 50-100 employeesUpdated Jun 2026

Service detail: Program and Project Management

Service: Program and Project ManagementService: Project Planning and SchedulingService: Budget and Cost ControlIndustry: GovernmentIndustry: DefenseType: Electrical Engineering+26 more

AVH Technology Partners

Boston, MA

Your Partners in Technology.

WebsitePhone3 offices8 leaders2 credentialsFounded 2003Updated Jun 2026

Service detail: Audiovisual Strategy

Service: Audiovisual StrategyService: Return-to-Work StrategiesService: Global StandardizationIndustry: CommercialIndustry: PharmaceuticalType: Telecom / RF Engineering+14 more

Adley Services, LLC

Lafayette, LA

Onshore or offshore. Upstream, midstream, or downstream.

WebsitePhone1 office4 leadersSize Estimate: 10-50 employeesUpdated Jun 2026

Service detail: Facilities Engineering and Design

Service: Facilities Engineering and DesignService: Offshore and Onshore Facilities DesignService: Industrial and Refining Facility EngineeringIndustry: Oil & GasIndustry: PetrochemicalType: Process Safety Engineering+27 more

CMM Inc.

Hudson, OH

Premier Engineering Design, Construction Support, and Maintenance Services

WebsitePhone1 office8 leadersFounded 1998Updated Jun 2026

Service detail: Construction Management

Service: Construction ManagementService: Peer Review and DesignService: Constructability ReviewIndustry: IndustrialIndustry: CommercialType: Civil Engineering+65 more

Campos EPC, LLC

Denver, CO

The Leader In Energy Infrastructure

WebsitePhone20 offices1 projects11 leaders3 publicationsFounded 2005

Project: 350MW Data Center Power Generation & Substation Facility

Service: EngineeringService: Pipeline EngineeringService: Transmission And Midstream Pipeline DesignIndustry: Oil & GasIndustry: UtilitiesType: EPC+51 more

DLZ Corporation

Columbus, OH

Innovative Ideas | Exceptional Design | Unmatched Client Service

WebsitePhone1 office9 projects3 leaders5 credentialsSize Estimate: 500+ employees

Project: SR 161 at Maple Canyon Avenue

Service: Transportation EngineeringService: Interchange and Highway DesignService: Bridge Design and RestorationIndustry: Highways & RoadsIndustry: TransportationType: Architecture & Engineering+73 more

Highground Services, Inc.

Franklin, VA

Committed to being an innovative solution provider of quality professional and technical services.

WebsitePhone1 office1 projects5 credentialsUpdated Jun 2026

Project: Southampton High School Athletic Fields Lighting

Service: EngineeringService: Electrical Systems EngineeringService: Interior, Exterior, and Site Lighting DesignIndustry: IndustrialIndustry: CommercialType: Electrical Engineering+54 more

Mission Peak

Expert contingent workforce consulting to enhance your engineering workforce and optimize project outcomes.

WebsiteUpdated Jun 2026

Service detail: RF and Antenna Engineering

Service: RF and Antenna EngineeringService: Radio Frequency DesignService: Custom Antenna DesignIndustry: ElectronicsIndustry: TelecommunicationsType: Electrical Engineering+25 more

North Arrow, Inc.

Washington, DC

Future Focused Engineering

WebsitePhone1 office10 projects2 leaders2 credentialsFounded 2015

Project: Smoke Control Special Inspection, Ronald Reagan National Airport

Service: Engineering DesignService: Mechanical EngineeringService: Electrical EngineeringIndustry: FederalIndustry: DefenseType: MEP+27 more

Optim Engineering and Technologies LLC

Optimal Approach in Delivering Engineering Solutions Adapting to Evolving Demands

WebsiteFounded 2024Updated Jun 2026

Service detail: Engineering and Design

Service: Engineering and DesignService: Civil EngineeringService: Structural EngineeringIndustry: Renewable EnergyIndustry: UtilitiesType: Civil Engineering+21 more

Perfect Fit Automation LLC

Pinckney, MI

Supplying Automated Solutions Globally

WebsitePhone1 officeUpdated Jun 2026

Service detail: Robotics Programming and Engineering

Service: Robotics Programming and EngineeringService: Welding and Cutting AutomationService: MIG and Spot WeldingIndustry: Automation & ControlsIndustry: RoboticsType: Automation & Controls+21 more

Pioneering Decisive Solutions, Inc.

California, MD

Innovative Engineering - Groundbreaking Design

WebsitePhone2 offices1 leadersFounded 2006Updated Jun 2026

Service detail: Engineering and Logistics

Service: Engineering and LogisticsService: ResearchService: Engineering DevelopmentIndustry: DefenseIndustry: AerospaceType: Defense Engineering+50 more

RMA Engineering, LLC

Concordia, KS

Engineering services virtually everywhere

WebsitePhone3 offices6 leadersFounded 2008Updated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Municipal Streets and County RoadsService: Bridge Design and MaintenanceIndustry: InfrastructureIndustry: Electric UtilitiesType: Civil Engineering+26 more

West Coast Code Consultants, Inc.

San Ramon, CA

Teaming with Your Community to Make a Difference

WebsitePhone10 offices10 projects5 leaders6 credentialsFounded 2006

Project: Apple Park

Service: Plan ReviewService: Building Plan ReviewService: Fire and Life Safety ReviewIndustry: GovernmentIndustry: CommercialType: Structural Engineering+23 more

Wild Boar Engineering Services

Fredericksburg, TX

Built to deliver

WebsitePhone2 offices2 leaders2 credentialsUpdated Jun 2026

Service detail: Transmission & Substation Design

Service: Transmission & Substation DesignService: Substation Physical and Control EngineeringService: High-Voltage Transmission Line EngineeringIndustry: Electric UtilitiesIndustry: Power Transmission & DistributionType: Electrical Engineering+21 more