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 Rocks Engineering & Surveying

CaƱon City, CO

Colorado Civil, Structural, & Land Surveying Experts

WebsitePhone3 offices9 projects2 leadersSize Estimate: 11-50 employeesUpdated Jun 2026

Project: Love's Travel Stop & RV Park Designs

Service: Civil EngineeringService: Residential and Commercial Site DevelopmentService: Oil and Gas Civil SupportIndustry: CommercialIndustry: ResidentialType: Civil Engineering+28 more

ADCOMM Engineering LLC

Woodinville, WA

We Bridge The Gap Between Operations and Technology.

WebsitePhone2 offices1 credentialsUpdated Jun 2026

Service detail: Systems Engineering

Service: Systems EngineeringService: Public Safety Systems EngineeringService: Communications Network DesignIndustry: Public SafetyIndustry: GovernmentType: Owner's Engineer+30 more

Aerospace Structural Research Corp

Milford, CT

Transforming Ideas into Reality with Engineering Expertise

WebsitePhone1 officeFounded 1995Updated Jun 2026

Service detail: Engineering Design Services

Service: Engineering Design ServicesService: Computer-Aided Design (CAD)Service: Solid ModelingIndustry: AerospaceIndustry: DefenseType: Aerospace Engineering+45 more

Appendix R Solutions Inc

Hanover, VA

Providing unique multi-disciplinary engineering solutions

WebsitePhone1 office1 projectsFounded 2000Updated Jun 2026

Project: Post-Fukushima Safe Shutdown and Restart Support

Service: Fire Protection EngineeringService: Fire ModelingService: Classical Fire ProtectionIndustry: NuclearIndustry: Power GenerationType: Fire Protection Engineering+25 more

Associated Consulting Engineering, Inc.

Sioux Falls, SD

Associated Consulting Engineering, Inc. (ACEI) is a consulting engineering firm based in Sioux Falls, South Dakota, providing mechanical and electrical systems design since 1987. ACEI offers integrated MEP engineering services for the design of plumbing, fire protection, HVAC, building automation, lighting, power, sound, and communication systems for public and private clients across a broad spectrum of residential, commercial, industrial, and institutional project types. The team is professionally registered in South Dakota, North Dakota, Iowa, Wisconsin, Nebraska, and Minnesota, with additional state licensing available upon request.

WebsitePhone1 officeFounded 1987Updated Jun 2026

Service detail: Mechanical Design

Service: Mechanical DesignService: HVACService: PlumbingIndustry: ResidentialIndustry: Multifamily ResidentialType: MEP+33 more

Blacknight Space LLC

Tucson, AZ

Trust Your Next Move.

Website1 office1 credentialsUpdated Jun 2026

Service detail: Mission Engineering Services

Service: Mission Engineering ServicesService: Space Operations SupportService: Modeling & Simulation ProductsIndustry: AerospaceIndustry: SpaceType: Aerospace Engineering+7 more

CHA Consulting, Inc.

Albany, NY

Finding a better way.

Website1 office10 leaders3 credentialsFounded 1952Size Estimate: 2,100 employeesUpdated Jun 2026

Service detail: Transportation Solutions

Service: Transportation SolutionsService: Accelerated Bridge Construction (ABC) Design & ConsultingService: Bridge Design & AnalysisIndustry: TransportationIndustry: Highways & RoadsType: Architecture & Engineering+182 more

CJL Engineering, Inc.

Shelton, CT

Results you can count on

WebsitePhone1 office1 leaders2 credentialsFounded 1987Updated Jun 2026

Service detail: Mechanical Engineering

Service: Mechanical EngineeringService: Design Of HeatingService: VentilationIndustry: CommercialIndustry: RetailType: MEP+44 more

Chang Robotics, LLC

Jacksonville, FL

Cutting-edge engineering & robotics customized for your workforce.

Website1 office8 projects9 leaders2 credentials3 publicationsSize Estimate: 40+ employees

Project: Greenfield Coffee Processing Plant AMR Fleet

Service: Robotics & Automation System DesignService: Feasibility Studies & Technology AssessmentService: Concept & Master Plan DesignIndustry: ManufacturingIndustry: Food & BeverageType: Automation & Controls+33 more

DeMase Technical Services

Secure. Compliant. Resilient.

Website8 leaders2 credentialsUpdated Jun 2026

Service detail: Cybersecurity and Information Technology

Service: Cybersecurity and Information TechnologyService: CMMC and C3PAO ServicesService: Cloud and Boundary InfrastructureIndustry: DefenseIndustry: LaboratoriesType: Environmental Engineering+18 more

Drubridge LLC

Jersey City, NJ

P25 Engineering & Project Management Solutions

WebsitePhone1 officeUpdated Jun 2026

Service detail: P25 Engineering Services

Service: P25 Engineering ServicesService: RF Coverage ModelingService: Simulcast, Multicast, and Voting System DesignIndustry: TelecommunicationsIndustry: Public SafetyType: Telecom / RF Engineering+16 more

Enercon Services, Inc.

We engage and empower our clients.

Website1 leadersUpdated Jun 2026

Service detail: Engineering

Service: EngineeringService: Civil Engineering & AnalysisService: Design Engineering & AnalysisIndustry: NuclearIndustry: Power GenerationType: Power & Utility Engineering+25 more

Engineering Planning and Management, Inc.

Framingham, MA

Experts in Risk Analysis & Risk-Informed Management

WebsitePhone2 offices4 leadersFounded 1980Updated Jun 2026

Service detail: Risk-Informed Engineering

Service: Risk-Informed EngineeringService: Probabilistic Risk AssessmentService: Thermal Hydraulic AnalysisIndustry: NuclearIndustry: Power GenerationType: Fire Protection Engineering+24 more

Explosives Consulting and Engineering LLC

Shelburne, VT

Routinely Solving Non-Routine Problems

WebsitePhone1 office1 leaders3 credentialsSize Estimate: 1 employeesUpdated Jun 2026

Service detail: Explosives Facility Design and Startup

Service: Explosives Facility Design and StartupService: Conceptual Facility DesignService: Zoning and Regulatory ApprovalsIndustry: DefenseIndustry: Oil & GasType: Chemical Engineering+24 more

Forge25

Brighton, MI

Forging Critical Infrastructure That Lasts.

WebsitePhone3 officesFounded 2013Updated Jun 2026

Service detail: Structural Engineering

Service: Structural EngineeringService: Delivers Expert AnalysisService: Resilient Design Solutions To Ensure The Long-term IntegrityIndustry: TelecommunicationsIndustry: UtilitiesType: Structural Engineering+24 more

Framatome

Lynchburg, VA

International leader in nuclear energy

Website3 offices2 projects3 credentialsFounded 1964Size Estimate: 10,000+ employeesUpdated Jun 2026

Project: Czech Research Centre Rez Research Reactor Fuel Solutions

Service: Nuclear Steam Supply System (NSSS) Design and EngineeringService: Reactor vessel and internals designService: Primary circuit component engineeringIndustry: NuclearIndustry: Electric UtilitiesType: Automation & Controls+31 more

Gen IV Nuclear Energy Systems Services, LLC

Fail-Safe nuclear energy technologies with unmatched economic competitiveness

Website1 credentialsUpdated Jun 2026

Service detail: Advanced Reactor Design and Development

Service: Advanced Reactor Design and DevelopmentService: Gen IV and Gen V Reactor DesignService: Smart & Resilient iReactorsIndustry: NuclearIndustry: FederalType: Defense Engineering+25 more

HukariAscendent Inc

Wheat Ridge, CO

Experts in Nuclear Professional & Technical Services

WebsitePhone7 offices1 leadersFounded 1999Updated Jun 2026

Service detail: Engineering

Service: EngineeringService: Mechanical EngineeringService: Electrical and Instrumentation and Controls EngineeringIndustry: NuclearIndustry: DefenseType: Process Safety Engineering+38 more

IDEAL Environmental Engineering, Inc.

Bloomington, IL

Your first call for inspections, project design and management.

WebsitePhone1 office2 projects8 leaders4 credentialsFounded 1975

Project: Illinois State University Schroeder Hall & Annex Renovation

Service: Asbestos ServicesService: Abatement DesignService: Abatement Project ManagementIndustry: EducationIndustry: Environmental & RemediationType: Environmental Engineering+24 more

IEMES, PSC

San Juan, PR

Right choices today for a better tomorrow.

WebsitePhone1 office3 projects4 leaders11 credentialsFounded 2015

Project: Puerto Rico Waste Characterization Study

Service: Air Quality ServicesService: Compliance Inspections and AuditsService: Project MonitoringIndustry: Environmental & RemediationIndustry: IndustrialType: Environmental Engineering+38 more

IWA Technical Services Inc.

Dallas, TX

It's more than Push-To-Talk

WebsitePhone1 office1 leaders3 credentialsSize Estimate: 2-5 employeesUpdated Jun 2026

Service detail: RF Engineering & Communications System Design

Service: RF Engineering & Communications System DesignService: NEPA StudiesService: RF Interference Analysis and MitigationIndustry: TelecommunicationsIndustry: Public SafetyType: Telecom / RF Engineering+30 more

JHNA Technology Security

Newport News, VA

Digitally Engineering the Warfighter's Future

Website1 officeUpdated Jun 2026

Service detail: Technology and Program Security

Service: Technology and Program SecurityService: Technology and Program ProtectionService: System Security EngineeringIndustry: GovernmentIndustry: FederalType: Defense Engineering+17 more

Katin Engineering Consulting

Environmental, process, and safety engineering consulting

Website6 projectsUpdated Jun 2026

Project: NuStar Selby Marine Oil Terminal Lease Renewal

Service: Environmental ConsultingService: Permitting & ComplianceService: Remediation Systems DesignIndustry: Environmental & RemediationIndustry: IndustrialType: Chemical Engineering+32 more

Lange Structural Group LLC

Lincoln, NE

Collaborate Communicate Excel

WebsitePhone1 office6 projects4 leaders1 credentialsFounded 2009

Project: UNL Physics Replacement Facility

Service: Building Design and AnalysisService: New Building DesignService: Building RenovationsIndustry: EducationIndustry: Multifamily ResidentialType: Structural Engineering+20 more