Public engineering firm directory

Find engineering consulting firms by capability and location.

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3U Technologies, LLC

Conroe, TX

Business consultant services engineered to withstand any condition

WebsitePhone1 office2 projects11 leaders10 publicationsFounded 1998

Project: Oregon State University Northwest National Marine Renewable Energy Center Support

Service: International Business ConsultingService: Market analysesService: Feasibility studiesIndustry: Oil & GasIndustry: TelecommunicationsType: Marine Engineering+38 more

A.W. Schultz Inc.

Shawnee, KS

Trusted Engineering and Integration Since 1977

WebsitePhone1 office3 credentialsFounded 1977Updated Jun 2026

Service detail: Process Control and SCADA Systems

Service: Process Control and SCADA SystemsService: Process Visualization & HMI/OITService: PLC ProgrammingIndustry: Water SupplyIndustry: WastewaterType: Automation & Controls+25 more

AXIS Engineering Group

Rochester, NH

Future-Proof Your Network With Fiber

WebsitePhone1 officeUpdated Jun 2026

Service detail: Fiber Optic Engineering & Civil Planning

Service: Fiber Optic Engineering & Civil PlanningService: Civil Plans & Strand MapsService: Permit Drawings & Regulatory ComplianceIndustry: TelecommunicationsType: Telecom / RF Engineering+10 more

Ackerman Consulting Group, LLC

Scottsdale, AZ

Built for Rural and Tribal Broadband

WebsitePhone2 offices2 projects10 leadersSize Estimate: 10-49 employeesUpdated Jun 2026

Project: Rural Area Broadband Support Network (RABSN)

Service: Telecom Consulting ServicesService: Business Planning & Financial AnalysisService: Grant Writing & RFP SupportIndustry: TelecommunicationsIndustry: GovernmentType: Telecom / RF Engineering+13 more

Advanced Technology Systems Company

McLean, VA

We build solutions.

WebsitePhone5 offices3 projects8 leaders2 credentialsUpdated Jun 2026

Project: Georgia Border Surveillance Program

Service: Systems IntegrationService: Security Surveillance SystemsService: Communications SystemsIndustry: DefenseIndustry: FederalType: Defense Engineering+18 more

Advantek Engineering Inc.

Orlando, FL

Designs for Automation, Prototypes and Product Engineering

WebsitePhone1 office1 leadersFounded 1992Updated Jun 2026

Service detail: Automated Machinery

Service: Automated MachineryService: Assembly, Sorters, Pick & PlaceService: Automated Lens Alignment & UV GluingIndustry: Automation & ControlsIndustry: RoboticsType: Mechanical Engineering+30 more

Albany Hill LLC

Engineers with real world experience.

WebsiteUpdated Jun 2026

Service detail: Wireless Network Engineering

Service: Wireless Network EngineeringService: RF Design and Propagation ModelingService: Performance Optimization and AuditingIndustry: TelecommunicationsIndustry: Data CentersType: Telecom / RF Engineering+21 more

Allgeier, Martin and Associates, Inc.

Joplin, MO

It's not just business...it's personal.

WebsitePhone6 offices17 projects20 leaders39 credentialsFounded 1954

Project: Route 66 Bridge

Service: Civil EngineeringService: BridgesService: IntersectionsIndustry: GovernmentIndustry: WastewaterType: Civil Engineering+33 more

Alpha Engineering, Inc.

Indianapolis, IN

Innovative Power Solutions

WebsitePhone1 office3 leadersFounded 1979Updated Jun 2026

Service detail: Power Systems Engineering

Service: Power Systems EngineeringService: Substation EngineeringService: Line DesignIndustry: CommercialIndustry: EducationType: Electrical Engineering+22 more

Ascent Signal LLC

Electrical control and signaling systems design for transit and transportation infrastructure

WebsiteUpdated Jun 2026

Service detail: Railroad and Transit Systems

Service: Railroad and Transit SystemsService: Train Control System EngineeringService: Rail Transit Communication SystemsIndustry: RailIndustry: TransitType: Automation & Controls+14 more

Atlas Design Services

Austin, TX

Traditional principles. Modern practices.

WebsitePhone1 office8 leaders12 credentialsFounded 2007Size Estimate: 1-9 employees

Service detail: Civil Engineering

Service: Civil EngineeringService: Staff AugmentationService: Public InfrastructureIndustry: GovernmentIndustry: CommercialType: Civil Engineering+20 more

Breault Research Organization, Inc.

Tucson, AZ

Taking Light Further

WebsitePhone1 office2 projectsFounded 1979Updated Jun 2026

Project: Hubble Space Telescope Stray Light Analysis

Service: Optical Engineering ServicesService: Stray Light AnalysisService: Illumination Systems DesignIndustry: AerospaceIndustry: DefenseType: Simulation Engineering+33 more

C6I Services Corp

The art of command balanced with the science of control.

WebsiteUpdated Jun 2026

Service detail: Command & Control Systems

Service: Command & Control SystemsService: Network SupportService: Software Sustainment ProgramsIndustry: DefenseIndustry: GovernmentType: Defense Engineering+35 more

Cartesian Science & Technology LLC

Fort Meade, MD

All knowledge are interdependent and form one idea.

Website2 officesUpdated Jun 2026

Service detail: Spectrum Engineering

Service: Spectrum EngineeringService: Spectrum certification and assignmentService: EMC and EMI technical reviewIndustry: DefenseIndustry: FederalType: Telecom / RF Engineering+27 more

City Structural Group, LLC

Charleston, WV

Build with Confidence, Build with City Structural Group!

WebsitePhone1 office1 leaders1 credentialsUpdated Jun 2026

Service detail: Structural Analysis

Service: Structural AnalysisService: Finite element analysisService: Structural modelingIndustry: CommercialIndustry: ResidentialType: Structural Engineering+26 more

Cobb, Fendley & Associates, Inc.

Houston, TX

Progress Made Possible

WebsitePhone4 offices7 projects18 leaders7 credentialsFounded 1980

Project: Sam Bass Road Widening Project

Service: Construction ManagementService: Provides OversightService: AdministrativeIndustry: Land DevelopmentIndustry: EducationType: Civil Engineering+64 more

Comm-Ence Engineering LLC

Darien, IL

Changing Communications

Website1 office1 leaders12 credentialsUpdated Jun 2026

Service detail: Technology Engineering and Commissioning

Service: Technology Engineering and CommissioningService: Technology CommissioningService: Needs Assessments and Master PlanningIndustry: TelecommunicationsIndustry: Data CentersType: Telecom / RF Engineering+31 more

Communications Scientific

Technology. Innovation. Solutions.

WebsiteUpdated Jun 2026

Service detail: Mission Systems Engineering

Service: Mission Systems EngineeringService: Requirements and Mission AnalysisService: Design, Development, and SustainmentIndustry: DefenseIndustry: FederalType: Defense Engineering+38 more

Compass Systems, Inc.

Lexington Park, MD

American Precision for Mission-Ready Technologies

WebsitePhone10 offices4 leaders2 credentialsFounded 1997Updated Jun 2026

Service detail: Research and Development

Service: Research and DevelopmentService: AI-Enabled Decision SupportService: Augmented Reality and TrainingIndustry: DefenseIndustry: AerospaceType: Defense Engineering+27 more

Concord Engineering, Inc.

Bellevue, WA

Planning + Operations + Design

WebsitePhone2 offices12 projectsSize Estimate: 1-25 employeesUpdated Jun 2026

Project: Seattle Multimodal Terminal at Colman Dock

Service: Transportation PlanningService: Transit Planning & OperationsService: Corridor StudiesIndustry: TransportationIndustry: Highways & RoadsType: Transportation Engineering+37 more

Consolidated Networks Corporation

Oklahoma City, OK

Consolidated Networks Corporation is a secured IP network engineering services company based in Oklahoma City, Oklahoma. It provides certified professional engineers and technicians to design, build, secure, and maintain communication infrastructure for government, defense, education, and commercial clients. With over 22 years of experience, CNC specializes in communication infrastructure design, network security, managed services, cyber security, and education technology.

WebsitePhone1 office2 leaders2 credentialsUpdated Jun 2026

Service detail: Design & Build

Service: Design & BuildService: Infrastructure ModernizationService: PoE and IoT SolutionsIndustry: DefenseIndustry: GovernmentType: Telecom / RF Engineering+13 more

Current Engineering

Denver, CO

MEP project experts saving you headaches, money and time!

WebsitePhone1 officeUpdated Jun 2026

Service detail: MEP Engineering

Service: MEP EngineeringService: Commercial MEPService: Industrial MEPIndustry: CommercialIndustry: IndustrialType: MEP+14 more

CybiTech, Inc.

Revolutionizing products and services for the future

WebsiteUpdated Jun 2026

Service detail: Project Management

Service: Project ManagementService: Project Planning and SchedulingService: Budgeting and Resource AllocationIndustry: FederalIndustry: GovernmentType: Software Engineering+21 more

DC Engineering Group

Cerritos, CA

DC Engineering Group is a Transportation and Civil Engineering firm based in Cerritos, California, providing transportation and civil engineering services to local and regional agencies and the private development community in southern California. DC Engineering has extensive experience in traffic and civil engineering design, transportation planning, and QA/QC for major transportation projects.

WebsitePhone1 officeUpdated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Transportation PlanningService: Traffic EngineeringIndustry: TransportationIndustry: Highways & RoadsType: Transportation Engineering+12 more