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.

Filters2

American Innovation For International Development Inc

Washington, DC

A Dedication to Development, People and the Future

Website1 office2 projects2 credentialsFounded 2018Updated Jun 2026

Project: FDA-Compliant Food Processing Production Line

Service: TelecommunicationsService: Telecommunication EngineeringService: Information and Communication TechnologyIndustry: CommercialIndustry: HospitalityType: Power & Utility Engineering+15 more

Baumann Consulting Inc

Washington, DC

Delivering solutions for a carbon-neutral real estate industry.

Website3 offices48 leadersFounded 2006Size Estimate: 10-49 employeesUpdated Jun 2026

Service detail: Commissioning

Service: CommissioningService: Building Enclosure CommissioningService: Systems CommissioningIndustry: CommercialIndustry: Multifamily ResidentialType: Environmental Engineering+12 more

C.C. Johnson & Malhotra, P.C.

Baltimore, MD

Provide the Highest Level of Service to Our Clients While Delivering Value

WebsitePhone6 offices16 projects8 leadersFounded 1979Size Estimate: 50-100 employees

Project: 540 West Madison

Service: Buildings and FacilitiesService: HVAC Systems DesignService: Electrical Power and LightingIndustry: CommercialIndustry: RetailType: Civil Engineering+58 more

CNC Civil Services, LLC

Washington, DC

Civil Engineering. Planning. Site Development. Surveying.

WebsitePhone2 offices7 projects2 credentialsSize Estimate: 10-49 employeesUpdated Jun 2026

Project: Capital Exports Warehouse

Service: Civil EngineeringService: Site Engineering / Land DevelopmentService: Water Resources EngineeringIndustry: Electric UtilitiesIndustry: Water SupplyType: Civil Engineering+34 more

CSA Group

San Juan, PR

Full-Service Project Delivery and Program Management

WebsitePhone8 offices5 projects5 leaders4 credentialsSize Estimate: 50-199 employees

Project: PR-52 Congestion Management Project

Service: Program & Construction ManagementService: Program ManagementService: Construction ManagementIndustry: AirportsIndustry: CommercialType: Architecture & Engineering+37 more

Complete Structural Consulting, Inc.

Indianapolis, IN

Providing Peace of Mind Through Tailored Design Solutions

WebsitePhone4 offices9 projects9 leadersFounded 2012Size Estimate: 11-50 employees

Project: Arizona State University - Steel Joists & Deck

Service: Delegated Structural DesignService: Steel Connection DesignService: Stair & Handrail DesignIndustry: ManufacturingIndustry: IndustrialType: Structural Engineering+18 more

EPCM Inc.

Burke, VA

Quality and client satisfaction with innovation and credibility.

WebsitePhone2 offices3 projects3 leaders2 credentialsFounded 1998

Project: Main Process Train

Service: Electrical EngineeringService: Power Distribution and GenerationService: Lighting DesignIndustry: CommercialIndustry: GovernmentType: Electrical Engineering+35 more

Geo-Technology Associates, Inc.

Laurel, MD

Growing Together To Enhance Our Built Environment

WebsitePhone28 offices5 projectsSize Estimate: 600 employeesUpdated Jun 2026

Project: Ewing Town Center

Service: Geotechnical ServicesService: Construction ServicesService: High-Rise Building ConstructionIndustry: CommercialIndustry: ResidentialType: Geotechnical Engineering+13 more

GreenGen (Green Generation Solutions, LLC)

Washington, DC

Greener Buildings. Greater Profits.

Website1 office4 projects8 leaders7 credentials6 publicationsFounded 2011

Project: EQT Real Estate BREEAM Certification

Service: Sustainability StrategyService: Regulatory Compliance AdvisoryService: Net Zero Pathway DevelopmentIndustry: CommercialIndustry: ResidentialType: Environmental Engineering+31 more

Helios Electric LLC

Washington, DC

Tailored Solutions for Complex Electrical Engineering and Construction Needs

Website4 officesUpdated Jun 2026

Service detail: Electrical Design Services

Service: Electrical Design ServicesService: Transmission & DistributionService: Railway ElectrificationIndustry: IndustrialIndustry: UtilitiesType: Electrical Engineering+18 more

Henderson Engineers

Lenexa, KS

Henderson Engineers is a national building systems engineering design and facility consulting firm headquartered in Lenexa, Kansas, with 15 offices across the United States. Its team of more than 1,000 engineers provides mechanical, electrical, plumbing, fire and life safety, refrigeration, telecommunications, security, acoustics, and commissioning services for retail, healthcare, commercial, grocery and distribution, sports venue, and data center markets.

Website15 offices4 leaders2 credentials2 publicationsSize Estimate: 1,000 employeesUpdated Jun 2026

Service detail: Mechanical Engineering

Service: Mechanical EngineeringService: HVAC SystemsService: Air DistributionIndustry: CommercialIndustry: RetailType: MEP+29 more

Hillis-Carnes Capitol Services, PLLC

Washington, DC

Geotechnical, environmental, and materials engineering from the roof to the ground

Website1 office2 credentialsUpdated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: In-Situ TestingService: Computer ModelingIndustry: EducationIndustry: Sports & RecreationType: Geotechnical Engineering+16 more

Hillis-Carnes Engineering Associates

Annapolis Junction, MD

Your Foundation for Success

WebsitePhone21 offices7 projects3 leaders3 credentialsFounded 1993

Project: Anthem House Luxury Residential Development

Service: Geotechnical EngineeringService: Subsurface investigations and soil boringsService: Foundation design recommendationsIndustry: CommercialIndustry: Land DevelopmentType: Environmental Engineering+56 more

KPFF Consulting Engineers

Portland, OR

KPFF exists to engineer opportunities that have a positive impact on people, places, and the planet.

Website33 offices5 projectsSize Estimate: 1,000+ employeesUpdated Jun 2026

Project: Portland International Airport (PDX), Terminal Core Redevelopment

Service: Structural EngineeringService: Bridge EngineeringService: Protective DesignIndustry: AviationIndustry: AirportsType: Civil Engineering+39 more

LJB Inc.

Lima, OH

Improving the quality of life for the clients, communities and individuals we serve.

Website10 offices5 projects1 leaders4 credentialsFounded 1966Updated Jun 2026

Project: Woodland Avenue Pump Station Rehab

Service: Structural EngineeringService: Tilt-Up Concrete DesignService: Composite Bridge DesignIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+45 more

Mark G Anderson Consultants Inc

Washington, DC

Personal relationships. Global reach.

Website20 offices76 leaders1 credentialsFounded 1996Updated Jun 2026

Service detail: Management Consulting

Service: Management ConsultingService: Project ManagementService: Cost ManagementIndustry: Arts & CultureIndustry: CommercialType: Owner's Engineer+21 more

Orbis Sibro Inc

Charleston, SC

Engineering Solutions with Purpose, Precision, and Innovation.

WebsitePhone6 offices2 projects15 leaders3 credentialsFounded 2000

Project: MDA SHIELD Support

Service: Government ServicesService: Systems EngineeringService: Logistics and Mission SupportIndustry: GovernmentIndustry: DefenseType: Defense Engineering+9 more

Schnabel Engineering Dc Inc

Washington, DC

Schnabel Engineering DC (SEDC) specializes in innovative and cost-effective geotechnical design solutions. SEDC personnel have over 30 years of experience working in the District of Columbia, Maryland and Virginia and our clientele include government agencies, owners, developers, contractors and A/E firms. Project delivery and cost control are critical to success and SEDC will work with you to meet your needs and the team’s project goals. Our staff is professional and accessible and enjoys small to large projects and the challenge each holds.

Website1 office1 credentialsUpdated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Geostructural EngineeringService: GeosciencesIndustry: CommercialIndustry: EducationType: Environmental Engineering+15 more

Somat Engineering, Inc.

Detroit, MI

Infrastructure Engineering Solutions

WebsitePhone8 offices8 projects2 leaders7 credentialsFounded 1986

Project: M-1 Rail (QLine)

Service: Geotechnical EngineeringService: Subsurface InvestigationService: Foundation DesignIndustry: TransportationIndustry: Highways & RoadsType: Geotechnical Engineering+49 more

Syska Hennessy Group

Atlanta, GA

Engineering the Amazing

WebsitePhone21 offices7 projects10 leaders1 credentials2 publications

Project: Mount Sinai Behavioral Health Center

Service: MEP EngineeringService: Mechanical EngineeringService: Electrical EngineeringIndustry: AviationIndustry: Power GenerationType: Automation & Controls+39 more

WB Engineers+Consultants

Boston, MA

We Improve the Way Things Are Done

Website3 offices8 projects11 leaders10 credentialsSize Estimate: 50-100 employeesUpdated Jun 2026

Project: AMP GMP Facility Design for Gene Therapy Manufacturing

Service: Mechanical, Electrical, Plumbing, Fire Alarm & Fire Protection EngineeringService: HVAC system designService: Electrical power and distribution designIndustry: Research FacilitiesIndustry: Mission Critical FacilitiesType: Automation & Controls+39 more