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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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

4D Tech Solutions, LLC

Fairmont, WV

Mission-Driven Design and Development

WebsitePhone1 office5 projects5 leadersFounded 2013Updated Jun 2026

Project: RedTail LiDAR System

Service: Technology DevelopmentService: MEMS-Mirror LiDAR SystemsService: Innovative Sensor SolutionsIndustry: DefenseIndustry: AerospaceType: Aerospace Engineering+19 more

4M Research, Inc.

Huntsville, AL

4M Research, Inc., headquartered in Huntsville, AL since 2010, specializes in engineering, enterprise solutions, and operations and logistics services across the DoD and NASA sectors. 4M provides quality engineering support to a wide variety of customers as both a prime contractor and a subcontractor. Its team of technical professionals is dedicated to supporting the business and mission goals of clients, with a portfolio of high-end technical skills and substantial past performance.

Website1 office1 leadersUpdated Jun 2026

Service detail: Engineering

Service: EngineeringService: Systems Engineering and AnalysisService: Software Engineering and SupportIndustry: AerospaceIndustry: AviationType: Aviation Engineering+12 more

5020 Engineering Resource Group, Incorporated

Civil, Water Resources, and Environmental Engineering Services

Website4 leaders1 credentialsFounded 2022Size Estimate: 1-9 employeesUpdated Jun 2026

Service detail: Water and Wastewater Engineering

Service: Water and Wastewater EngineeringService: Water and Wastewater Conveyance SystemsService: Sewer System Flow MonitoringIndustry: Water ResourcesIndustry: Stormwater & Flood ControlType: Civil Engineering+19 more

A&E Engineering and Surveying

Pocatello, ID

See it. Solve it. Stand by it.

WebsitePhone1 office2 leaders3 credentialsFounded 1998Updated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Land Development and Site DesignService: Water Resources and HydraulicsIndustry: Land DevelopmentIndustry: ResidentialType: Civil Engineering+28 more

ACP Group

Caguas, PR

The right design and construction partner in Puerto Rico

WebsitePhone1 office12 projectsUpdated Jun 2026

Project: Construction of Sanitary Sewer System Culebra, Phase II

Service: Project and Construction ManagementService: Construction Project ManagementService: Bid Process AdministrationIndustry: GovernmentIndustry: Water SupplyType: Architecture & Engineering+17 more

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

ATALA ECR, Inc.

El Cajon, CA

Staffing - Construction - Remediation

WebsitePhone1 office1 credentialsFounded 2013Updated Jun 2026

Service detail: Project Staffing

Service: Project StaffingService: Construction SuperintendentsService: Site Safety and Health OfficersIndustry: FederalIndustry: DefenseType: Environmental Engineering+24 more

AVNIK Defense Solutions, Inc.

Huntsville, AL

AVNIK Defense Solutions, Inc. is a defense engineering firm based in Huntsville, Alabama founded in January 2006. It serves as a prime contractor for Army and Navy Small Business Innovative Research (SBIR) Phase I and Phase II projects and as a subcontractor for Army Aviation engineering services. Its personnel hold strong engineering and military backgrounds supporting DoD weapons systems life cycle management.

WebsitePhone1 officeUpdated Jun 2026

Service detail: SBIR Research and Development

Service: SBIR Research and DevelopmentService: Army Aviation Engineering ServicesService: Logistics EngineeringIndustry: DefenseIndustry: FederalType: Defense Engineering+1 more

Ackerman-Estvold Engineering & Management Consulting, Inc.

Minot, ND

architects + engineers

WebsitePhone4 offices3 projects1 leaders1 credentials1 publications

Project: Big M Building Reimagining

Service: Civil EngineeringService: Traffic & Transportation EngineeringService: Land Planning & DevelopmentIndustry: GovernmentIndustry: EducationType: Civil Engineering+43 more

Advanced Integration Group, Inc.

McKees Rocks, PA

Be in Control.

WebsitePhone1 office2 projects5 credentialsUpdated Jun 2026

Project: Lock and Dam Control Systems - Ohio River

Service: Control Systems Design and ImplementationService: PLC ProgrammingService: SCADA DevelopmentIndustry: Power GenerationIndustry: ManufacturingType: Automation & Controls+37 more

Advanced Systems Technology, Inc.

Lawton, OK

Advanced Systems Technology, Inc. (AST) delivers defense engineering and simulation solutions, drawing on over 39 years of experience supporting the Department of Defense. It specializes in Live, Virtual, Constructive, and Gaming (LVC-G) training domains, Command, Control, Communications, Computer, and Intelligence (C4I) systems, and training aids, devices, simulators, and simulations (TADSS).

WebsitePhone2 officesUpdated Jun 2026

Service detail: LVC-G Training Systems Engineering

Service: LVC-G Training Systems EngineeringService: Live, Virtual, and Constructive SimulationService: Gaming and Training ApplicationsIndustry: DefenseIndustry: GovernmentType: Defense Engineering+12 more

Aegis

Silver Spring, MD

Keeping Construction Projects on Track

WebsitePhone8 offices5 projects7 leadersFounded 2006Updated Jun 2026

Project: Reagan National Airport

Service: Planning & SchedulingService: CPM Schedule DevelopmentService: Schedule Analytics, Quality Control, and KPI AnalysisIndustry: InfrastructureIndustry: AirportsType: Owner's Engineer+29 more

Applied Computer Science Group, Inc.

Bowie, MD

Systems engineering, system architecture, and customized software solutions.

WebsitePhone1 office1 leadersFounded 1981Updated Jun 2026

Service detail: System Architecture Design

Service: System Architecture DesignService: Distributed Object ManagementService: Systems Modeling using UMLIndustry: DefenseIndustry: FederalType: Architecture & Engineering+22 more

Asset Environments

Omaha, NE

Building+Business Solutions

WebsitePhone1 office17 projects6 leaders8 credentialsSize Estimate: 1-10 employees

Project: 730 3rd Avenue C-PACE Study

Service: Financial SolutionsService: PACE Financing StudiesService: 45L Tax Credit CertificationIndustry: CommercialIndustry: HospitalityType: Design-Build+15 more

BGE, Inc.

Houston, TX

Serving. Leading. Solving.â„¢

Website2 offices9 projects15 leaders4 credentialsFounded 1975Updated Jun 2026

Project: IH-35 Waco 4B

Service: Construction ManagementService: Contractor & Subcontractor ManagementService: Field InspectionsIndustry: CommercialIndustry: GovernmentType: Civil Engineering+61 more

Baker & Lawson, Inc.

Angleton, TX

Engineers - Planners - Surveyors

WebsitePhone1 officeFounded 1965Updated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Residential and Commercial DevelopmentService: Utility Design and RehabilitationIndustry: GovernmentIndustry: Land DevelopmentType: Civil Engineering+42 more

Berns Infrastructure, LLC

Complex Projects. Proven Solutions.

Website8 projects1 leaders1 credentialsFounded 2017Size Estimate: 1-10 employeesUpdated Jun 2026

Project: I-515 Charleston Boulevard Interchange

Service: Construction Engineering DesignService: Earth Retention SystemsService: Soldier Pile WallsIndustry: Highways & RoadsIndustry: BridgesType: Civil Engineering+38 more

Boarhog LLC

San Diego, CA

Defense. Engineering. Innovation.

WebsitePhone3 offices4 projects4 leaders2 credentialsSize Estimate: 40 employees

Project: USS PINCKNEY (DDG-91) CANES Installation

Service: Systems Engineering and Technical Assistance (SETA)Service: Requirements and Test PlanningService: Integrated Logistics SupportIndustry: DefenseIndustry: FederalType: Defense Engineering+29 more

Brown & Root Industrial Services, LLC

Baton Rouge, LA

Comprehensive engineering, construction, maintenance, turnarounds, and specialty services for industrial facilities.

Website4 offices1 credentialsUpdated Jun 2026

Service detail: Plan & Design

Service: Plan & DesignService: EngineeringService: EstimatingIndustry: IndustrialIndustry: Oil & GasType: Industrial Engineering+27 more

CATLIN Engineers and Scientists

Wilmington, NC

Built on Trust.

WebsitePhone4 offices4 projects1 leaders11 credentialsFounded 1985

Project: MCB Camp Lejeune and MCAS Cherry Point UST Remediation

Service: Environmental ServicesService: Environmental Investigation & AssessmentService: Remediation & RestorationIndustry: Environmental & RemediationIndustry: GovernmentType: Environmental Engineering+15 more

Carroll Daniel Construction

Gainesville, GA

Planners, Builders, Partners

Website6 offices6 projects7 credentialsUpdated Jun 2026

Project: Forsyth County Arts and Learning Center

Service: Site SelectionService: Engineering & ArchitectureService: ProcurementIndustry: ManufacturingIndustry: ChemicalsType: Architecture & Engineering+19 more

Cherokee Fire Protection Engineering, LLC

Cherokee Fire Protection Engineering, LLC provides specialized fire protection consulting, engineering, design, analysis, and inspection services. Headquartered in Middle Tennessee, Cherokee serves private commercial, government, and military clients across the nation. Its team includes degreed fire safety professionals, registered Professional Engineers, and certified Fire Inspectors, Educators, and Arson Investigators. The practice delivers technical solutions ranging from computer fire modeling and full-scale fire testing to system designs and hazard assessments. Cherokee also serves as a specialized subcontractor to architectural and engineering firms requiring dedicated fire protection capabilities.

Website6 credentialsUpdated Jun 2026

Service detail: Fire Protection Consulting

Service: Fire Protection ConsultingService: Code and Standard Compliance ConsultingService: Authority Having Jurisdiction (AHJ) ServicesIndustry: GovernmentIndustry: FederalType: Fire Protection Engineering+23 more

Creative Aero Engineering Solutions, Inc.

Long Beach, CA

Engineering Solutions with Innovation, Excellence and Affordability

WebsitePhone1 office3 projects1 leaders4 credentials2 publications

Project: Transonic Aeroelastic Prototyping Program

Service: Computational Fluid Dynamics and Heat TransferService: Steady-state and time-accurate CFD analysisService: Structured, unstructured, and overset meshingIndustry: AerospaceIndustry: DefenseType: Aerospace Engineering+35 more