Public engineering firm directory

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AME Consulting Engineers

Charlotte, NC

Professional Consulting Engineers

WebsitePhone1 office3 leaders8 credentialsFounded 2006Size Estimate: 10-49 employees

Service detail: Mechanical, Electrical, and Plumbing (MEP) Design

Service: Mechanical, Electrical, and Plumbing (MEP) DesignService: Central Energy Plants (CEP)Service: Medium Voltage Electrical DistributionIndustry: FederalIndustry: DefenseType: MEP+36 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

Arium AE

Columbia, MD

Creative Vision Technical Precision

WebsitePhone2 offices5 projects3 leadersFounded 1988Updated Jun 2026

Project: CRISP Shared Services

Service: ArchitectureService: MEP EngineeringService: In-house MechanicalIndustry: GovernmentIndustry: DefenseType: Architecture & Engineering+19 more

Benham, a Haskell Company

Oklahoma City, OK

Tomorrow's Design Since 1909

WebsitePhone6 offices4 projectsFounded 1909Size Estimate: 200-500 employeesUpdated Jun 2026

Project: Osprey Maintenance Hangars

Service: ArchitectureService: EngineeringService: DesignBuildIndustry: InfrastructureIndustry: HealthcareType: Architecture & Engineering+35 more

CSI Engineering

Laurel, MD

Common Sense In Engineering

Website2 offices4 leadersFounded 1987Size Estimate: 10-50 employeesUpdated Jun 2026

Service detail: MEP Engineering Design

Service: MEP Engineering DesignService: Mechanical EngineeringService: HVAC DesignIndustry: FederalIndustry: GovernmentType: MEP+34 more

Edgesource Corporation

Alexandria, VA

National Security Expertise That Powers Mission Success

WebsitePhone1 office3 projects4 leaders5 credentialsUpdated Jun 2026

Project: Detection Gap Integration

Service: Data EngineeringService: Mission & Data Landscape AssessmentService: Architecture, Integration & Pipeline DevelopmentIndustry: DefenseIndustry: Intelligence & National SecurityType: Defense Engineering+22 more

FGS, LLC

La Plata, MD

Excellence in Every Endeavor

WebsitePhone3 offices3 leaders1 credentialsFounded 2004Updated Jun 2026

Service detail: Facilities Engineering

Service: Facilities EngineeringService: Audio Visual & Multimedia SolutionsService: Intelligence Analysis & OperationsIndustry: DefenseIndustry: Intelligence & National SecurityType: Defense Engineering+8 more

Gtegrity

Millersville, MD

Cybersecurity Engineering Solutions

WebsitePhone1 officeUpdated Jun 2026

Service detail: Industrial Security

Service: Industrial SecurityService: Information AssuranceService: Security EngineeringIndustry: DefenseIndustry: GovernmentType: Defense Engineering+1 more

HF Group (Houston Fearless)

Compton, CA

Mission-Ready Solutions

WebsitePhone2 offices2 leaders1 credentialsUpdated Jun 2026

Service detail: ISR Ground Support Systems

Service: ISR Ground Support SystemsService: Deployable Shelter SystemsService: Jack and Caster Mobilizer AssembliesIndustry: DefenseIndustry: FederalType: Defense Engineering+31 more

L2S Engineering LLC

Leesburg, VA

Innovative and Sustainable MEP Engineering Solutions

Website2 officesFounded 2009Updated Jun 2026

Service detail: Mechanical Engineering

Service: Mechanical EngineeringService: Indoor Air QualityService: Air Handling SystemsIndustry: CommercialIndustry: GovernmentType: MEP+56 more

LBE, Inc.

Moncks Corner, SC

Innovation. Integrity. Excellence.

WebsitePhone1 officeUpdated Jun 2026

Service detail: Architecture

Service: ArchitectureService: Adaptive ReuseService: Architectural DesignIndustry: FederalIndustry: DefenseType: Architecture & Engineering+34 more

North Wind Group

Idaho Falls, ID

Business leader in environmental, engineering, mission support, and construction.

WebsitePhone1 office4 projects1 leadersFounded 1997Updated Jun 2026

Project: Moab Uranium Mill Tailings Remedial Action (UMTRA) Site

Service: Environmental ServicesService: Abandoned Mine Lands (AML) ReclamationService: Cultural Resource ServicesIndustry: GovernmentIndustry: FederalType: Environmental Engineering+40 more

P.R. Matthewson & Associates Engineers, Inc.

Huntsville, AL

Structural engineering solutions for commercial, industrial, aviation, and residential projects

WebsitePhone1 office7 projects5 leadersFounded 2011Updated Jun 2026

Project: Jones Valley Residence

Service: Construction EngineeringService: Shoring SystemsService: Bracing-System DesignIndustry: CommercialIndustry: IndustrialType: Structural Engineering+38 more

PK Electrical, Inc.

Reno, NV

Defining the Standard

WebsitePhone3 offices6 projects4 leaders3 credentialsFounded 1996

Project: Renown Tahoe Tower NICU

Service: Electrical Power and Lighting DesignService: Normal Power DistributionService: Emergency Backup Power DistributionIndustry: AviationIndustry: AirportsType: Electrical Engineering+48 more

Prime Solutions Group, Inc.

Goodyear, AZ

Prime Solutions Group, Inc. (PSG) is a Goodyear, Arizona defense engineering services firm specializing in Synthetic Aperture Radar (SAR) processing, Intelligence, Surveillance and Reconnaissance (ISR) systems, and Model-Based Systems Engineering (MBSE). PSG serves the US Government and defense prime contractors including Raytheon, Lockheed Martin, and the National Geospatial-Intelligence Agency (NGA). It operates 30,000 sq ft of office space including an 8,000+ sq ft SCIF.

WebsitePhone1 officeUpdated Jun 2026

Service detail: SAR & ISR Systems Engineering

Service: SAR & ISR Systems EngineeringService: SAR Processing & Geo-Spatial Mission SolutionsService: Multi-Source Sensor Processing & AnalyticsIndustry: DefenseIndustry: Intelligence & National SecurityType: Defense Engineering+5 more

R.G. Vanderweil Engineers, LLP

Boston, MA

Engineering Excellence

Website9 offices5 projects5 leadersSize Estimate: 500 employeesUpdated Jun 2026

Project: Massachusetts Institute of Technology, Central Plant Upgrade

Service: MEP/FP EngineeringService: Mechanical EngineeringService: Electrical EngineeringIndustry: HealthcareIndustry: EducationType: MEP+25 more

RMF Engineering

Baltimore, MD

Meticulously Planned, Expertly Designed

WebsitePhone11 offices17 projects2 credentialsSize Estimate: 350 employeesUpdated Jun 2026

Project: Allston Campus District Energy Plant

Service: MEP Building EngineeringService: Building Energy Modeling and Performance AnalysisService: Equipment Upgrades, Efficiency Measures, and Controls IntegrationIndustry: EducationIndustry: HealthcareType: MEP+36 more

RML Acoustics, LLC

Charlotte, NC

Acoustical consulting and noise control services across the Southeast

WebsitePhone1 office1 leadersUpdated Jun 2026

Service detail: Noise Control and Vibration Isolation

Service: Noise Control and Vibration IsolationService: MEP System Noise Control and Vibration IsolationService: Architectural Noise ControlIndustry: CommercialIndustry: ResidentialType: Acoustic Consulting+22 more

The Garrett Group (THMG Inc.)

Solutions for a Changing World

Website3 leaders2 credentialsUpdated Jun 2026

Service detail: Intelligence Services

Service: Intelligence ServicesService: Planning and Direction ServicesService: Collection ServicesIndustry: DefenseIndustry: FederalType: Defense Engineering+18 more

Total Design Engineering

Huntsville, AL

Total Design Engineering (TDE) is a full-service mechanical, electrical, and plumbing (MEP) engineering design firm based in Huntsville, Alabama. Since 2006, TDE has successfully delivered more than 3,500 projects across commercial, healthcare, education, government, aviation, and industrial sectors, consistently exceeding client expectations through innovative design, technical expertise, and dependable performance.

WebsitePhone1 officeFounded 2006Updated Jun 2026

Service detail: Mechanical Engineering

Service: Mechanical EngineeringService: Split HVAC SystemsService: Packaged HVAC SystemsIndustry: CommercialIndustry: HealthcareType: MEP+25 more

Wave Engineering, Inc.

Littleton, CO

Consultants in Acoustics, Noise and Vibration

WebsitePhone3 offices6 projectsFounded 2012Updated Jun 2026

Project: Pecos Street Bridge - I70

Service: Architectural Acoustics DesignService: Sound Isolation DesignService: Room Acoustics DesignIndustry: HealthcareIndustry: EducationType: Acoustic Consulting+45 more