Public engineering firm directory

Find engineering consulting firms by capability and location.

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A. G. Consulting Engineering, PC

New York, NY

A. G. Consulting Engineering, PC is an established MEP and construction management consulting practice. It offers mechanical, electrical, plumbing, fire protection, fire engineering, LEED consulting, special inspection, and construction management services for infrastructure, institutional, and public works projects.

WebsitePhone5 offices8 projects
Service: MEP EngineeringService: Mechanical and HVAC Systems DesignIndustry: TransitType: MEP+19 more

Advantage Engineering Associates, P.C.

Cranbury, NJ

Engineering design, construction support and construction inspection services for transportation infrastructure

WebsitePhone2 offices8 projects
Service: Transportation EngineeringService: Highway and Traffic EngineeringIndustry: TransportationType: Civil Engineering+28 more

Airport Design Consultants, Inc.

Columbia, MD

A focused leader in Aviation Consulting Services since 2006

Website8 offices4 leaders15 credentials
Service: Airfield DesignService: Airport PlanningIndustry: AirportsType: Aviation Engineering+6 more

Anchor QEA

Seattle, WA

Transforming Our Environment and Communities, with Integrity and Vibe

WebsitePhone28 offices4 projects
Service: EngineeringService: Civil EngineeringIndustry: Power GenerationType: Civil Engineering+48 more

CSA Group

San Juan, PR

Full-Service Project Delivery and Program Management

WebsitePhone8 offices5 projects
Service: Program & Construction ManagementService: Program ManagementIndustry: AirportsType: Architecture & Engineering+39 more

Cantos Inc.

New York, NY

YOU WANT IT, We Build It.

WebsitePhone1 office5 projects
Service: EngineeringService: Civil EngineeringIndustry: TransitType: Architecture & Engineering+14 more

City and Sea Group LLC (CAS Group)

The Woodlands, TX

From concept to completion, CAS Group is your trusted partner for successful project delivery.

WebsitePhone2 offices3 projects
Service: Advisory ServicesService: Investment Opportunities Advisory & Due DiligenceIndustry: MarineType: Civil Engineering+46 more

Columbia Consulting Engineers, PLLC

New York, NY

Our vision is to connect the world through infrastructure

WebsitePhone1 officeFounded 2020
Service: Engineering DesignService: Roads EngineeringIndustry: BridgesType: Civil Engineering+14 more

Concord Engineering Group Inc

Voorhees, NJ

Building Your Tomorrow!

WebsitePhone3 offices5 projects
Service: Commercial & MEP/FP EngineeringService: Mechanical and HVACIndustry: CommercialType: MEP+39 more

Conemco Consultants

Miami, FL

Conemco Consultants is a full-service engineering and land surveying firm headquartered in Miami, Florida, with offices in Palm Beach, Broward, and New York. It delivers structural, civil, and MEP engineering design; structural and civil inspection and special inspection services; construction management; and land surveying and mapping. With more than 100 years of collective staff experience and over 1,000 completed projects, Conemco serves both the public and private sectors across Florida, New York, and other states. It is a certified special inspection agency in Florida and New York, and holds certified inspector status in NY, FL, GA, TX, and AL. Clients span commercial, residential, hospitality, education, healthcare, aviation, government, and water/wastewater sectors.

WebsitePhone3 offices2 credentials
Service: Structural Engineering DesignService: Structural Design & BIM/3D ModelingIndustry: CommercialType: Structural Engineering+27 more

DY Consultants

New York, NY

Helping Our Clients Reach New Heights

WebsitePhone1 office15 projects
Service: Airport PlanningService: Aviation Planning Standards ComplianceIndustry: AviationType: Aviation Engineering+37 more

Earth Design Associates, Inc.

Hartford, CT

Consulting Engineers and Scientists

WebsitePhone2 offices1 leaders
Service: Civil and Geotechnical EngineeringService: Geotechnical Site InvestigationsIndustry: TransportationType: Civil Engineering+27 more

Excelsior Engineering & Land Surveying P.C.

New York, NY

Providing Premier Engineering Throughout the Tri-State Area and Florida

Website1 office2 projects1 leaders
Service: Construction ManagementService: Resident Engineering InspectionIndustry: InfrastructureType: Civil Engineering+44 more

Frame Design Corp

New York, NY

Trusted Structural Engineering Firm

Website1 officeUpdated Jun 2026
Service: Structural EngineeringService: Constructability ReviewsIndustry: CommercialType: Structural Engineering+13 more

GZA GeoEnvironmental, Inc.

Norwood, MA

Solving Complex Challenges in Natural and Built Environments

WebsitePhone35 offices4 projects
Service: Geotechnical EngineeringService: Environmental Site Investigation and RemediationIndustry: AgricultureType: Geotechnical Engineering+31 more

Gall Zeidler Consultants

Ashburn, VA

Innovative tunnel, geotechnical, and underground engineering solutions

WebsitePhone10 offices7 projects
Service: Tunnel and Underground Engineering DesignService: Reference and Detailed DesignIndustry: TunnelsType: Civil Engineering+27 more

HDR | Nova Consulting

Miami (Doral), FL

HDR | Nova Consulting specializes in civil and environmental engineering, construction management, and program management services. It supports public sector clients across Florida, New York, Washington D.C., and Maryland, focusing on water resources, transportation, infrastructure resilience, and environmental planning. Its multidisciplinary team includes professional engineers, scientists, and geologists who deliver services from initial project planning and environmental assessments through construction and final close-out.

WebsitePhone5 offices5 projects
Service: Civil EngineeringService: Civil Infrastructure DesignIndustry: Water ResourcesType: Civil Engineering+25 more

IH Engineers, P.C.

Princeton, NJ

First Choice of Our Clients for Over 25 Years

WebsitePhone3 offices6 projects
Service: Bridge DesignService: Structural Design Of Highway BridgesIndustry: BridgesType: Civil Engineering+24 more

IMDC, Inc.

Orlando, FL

Quality delivery of multidisciplinary engineering, construction management, and facility support services

WebsitePhone7 offices5 projects
Service: Engineering ServicesService: Electrical Systems DesignIndustry: CommercialType: Architecture & Engineering+37 more

KC Engineering and Land Surveying, P.C.

New York, NY

A Diversified, Multi-Disciplined Consulting Engineering Firm

WebsitePhone3 offices1 projects
Service: Civil EngineeringService: Site Grading and EarthworkIndustry: Highways & RoadsType: Civil Engineering+44 more

KHAFRA Engineering Consultants, Inc.

Atlanta, GA

Evaluate - Solve - Deliver

WebsitePhone7 offices4 projects
Service: ArchitectureService: Architectural designIndustry: FederalType: Architecture & Engineering+73 more

Liberty Environmental, Inc.

Reading, PA

Providing Innovative Solutions to Complex Environmental Problems

WebsitePhone5 offices4 leaders
Service: Regulatory ComplianceService: Air PermittingIndustry: CommercialType: Environmental Engineering+50 more

Lu Engineers

Rochester, NY

Partnering to Provide Enduring Solutions

WebsitePhone7 offices2 projects
Service: Environmental EngineeringService: Hazardous Materials ServicesIndustry: AviationType: Aviation Engineering+40 more

M6 Engineering PC

New York, NY

M6 Engineering PC is a New York-based construction engineering and management practice founded by Jimmy Maldonado, PE, a licensed Professional Engineer with extensive experience in both the public and private sectors. It specializes in resident engineering and inspection, construction management, project controls, and claims analysis for complex infrastructure projects including tunneling, highways, bridges, mass transit, and utilities.

Website1 office1 leadersSize Estimate: 1-25 employees
Service: Resident Engineering and Inspection (REI)Service: Construction EngineeringIndustry: TransportationType: Civil Engineering+20 more