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.

Filters1

Genesis Engineers Inc

Blue Bell, PA

Leaders in Life Sciences

WebsitePhone3 offices3 projects10 leadersUpdated Jun 2026

Project: R&D Discovery Facility

Service: ArchitectureService: Lab PlanningService: Building Enclosure DesignIndustry: Life SciencesIndustry: PharmaceuticalType: Architecture & Engineering+19 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

Gilmore & Associates, Inc.

New Britain, PA

Building on a Foundation of Excellence

WebsitePhone5 offices2 projects7 leadersFounded 1918Size Estimate: 200+ employees

Project: Friendship Park Design

Service: Community PlanningService: Master PlanningService: Zoning RegulationsIndustry: GovernmentIndustry: TransportationType: Civil Engineering+52 more

Green Expert Technology Inc.

Haddonfield, NJ

Helping Clients Reach Their Mission. Helping Employees Reach Their Goals.

WebsitePhone6 offices5 projects6 leaders6 credentialsUpdated Jun 2026

Project: Support for US Navy Machinery Control Systems on DDG 51 Class Ships

Service: Systems EngineeringService: Integrated Bridge & Navigation SystemsService: Steering & Ship Control SystemsIndustry: DefenseIndustry: FederalType: Defense Engineering+26 more

H & J International, PC

Philadelphia, PA

Knowledge-Based Engineers & Management Consultants

WebsitePhone3 offices3 leadersFounded 2002Size Estimate: 30+ employeesUpdated Jun 2026

Service detail: Transportation Engineering

Service: Transportation EngineeringService: Bridge DesignService: Roadway and Highway DesignIndustry: TransportationIndustry: BridgesType: Civil Engineering+19 more

HBK Engineering, LLC

Chicago, IL

A Proven Leader in Utility Engineering

WebsitePhone29 offices6 credentialsFounded 1998Size Estimate: 900+ employeesUpdated Jun 2026

Service detail: Electrical Utility Infrastructure Design

Service: Electrical Utility Infrastructure DesignService: Transmission and distribution line designService: Substation designIndustry: Electric UtilitiesIndustry: Power GenerationType: Environmental Engineering+48 more

Hargrove Engineers & Constructors

Mobile, AL

The right people. The right place. The right time.

WebsitePhone18 offices1 credentialsSize Estimate: 2,700 employeesUpdated Jun 2026

Service detail: Engineering Design

Service: Engineering DesignService: Conceptual and Front End StudiesService: Capital Projects EngineeringIndustry: AgricultureIndustry: ChemicalsType: EPC+27 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 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

I S Group Inc

Bloomington, MN

A Different Approach to Architecture + Engineering

WebsitePhone18 offices12 projects4 credentialsFounded 1973Size Estimate: 200+ employees

Project: Le Mars Community School District New Elementary School

Service: ArchitectureService: Space PlanningService: Facility DesignIndustry: Arts & CultureIndustry: CommercialType: Architecture & Engineering+27 more

Inch and Meter, PC

Philadelphia, PA

Environmental Consulting and Engineering

WebsitePhone3 offices4 leadersFounded 2019Updated Jun 2026

Service detail: Environmental Planning

Service: Environmental PlanningService: Environmental Review (NEPA, state, and local)Service: Environmental Impact AssessmentIndustry: Power GenerationIndustry: TransportationType: Environmental Engineering+29 more

IntelliSys Solutions Group

Philadelphia, PA

Providing Innovative and Cost-Effective Solutions

WebsitePhone1 office2 leaders6 credentialsFounded 2014Updated Jun 2026

Service detail: Controls and Automation

Service: Controls and AutomationService: PLC / HMI EngineeringService: SCADA Design, Build, and ProgrammingIndustry: FederalIndustry: DefenseType: Automation & Controls+19 more

Joseph B. Callaghan, Inc.

Philadelphia, PA

Your Structure. Our Solution.

WebsitePhone2 offices14 projects4 leaders6 credentialsFounded 1967

Project: St. Patricks Rittenhouse Square Facade & Roof Rehabilitation

Service: Building EnvelopesService: Facade Assessment and RepairService: Historic RestorationIndustry: EducationIndustry: CommercialType: Structural Engineering+19 more

Keast & Hood

Philadelphia, PA

Keast & Hood is a Philadelphia-based structural engineering firm with more than 70 years of experience providing design-forward solutions for new construction, historic preservation, building envelope assessment, and structural investigations. Headquartered in Center City, its work spans the Northeast and includes high-profile colleges and universities, cultural institutions, civic buildings, and healthcare facilities.

WebsitePhone1 office4 leadersUpdated Jun 2026

Service detail: New Construction

Service: New ConstructionService: Historic PreservationService: Renovations, Additions, and Adaptive ReuseIndustry: EducationIndustry: Historic PreservationType: Structural Engineering+6 more

Kheops Architecture Engineering Survey D P C

Atlanta, GA

Evaluate - Solve - Deliver

Website10 offices7 leaders2 credentialsFounded 1917Updated Jun 2026

Service detail: Construction Services

Service: ArchitectureService: Civil and Site EngineeringService: Construction ServicesIndustry: Arts & CultureIndustry: AviationType: Architecture & Engineering+31 more

Kittelson & Associates

Orlando, FL

Transforming how communities move

WebsitePhone31 offices6 projects3 publicationsFounded 1984Size Estimate: 200-500 employees

Project: Lancaster County Freight Infrastructure Prioritization

Service: Transportation PlanningService: Corridor and regional studiesService: Freight planning and infrastructure prioritizationIndustry: GovernmentIndustry: FederalType: Transportation Engineering+44 more

Larsen & Landis Structural Engineers

Philadelphia, PA

Larsen & Landis is a structural engineering firm serving architects, developers, designers, contractors, and building owners across the Philadelphia and Wilmington region. Its engineers handle structural design, evaluation of existing structures, construction support, historic preservation assessments, and facade reviews across a wide range of building types including educational facilities, multi-family housing, religious buildings, commercial properties, industrial facilities, and research laboratories.

WebsitePhone2 offices4 leadersUpdated Jun 2026

Service detail: Structural Engineering and Design

Service: Structural Engineering and DesignService: Educational FacilitiesService: Multi-Family HousingIndustry: EducationIndustry: ReligiousType: Structural Engineering+31 more

LeMessurier Consultants Inc

Boston, MA

Engineering excellence for structures and enclosures.

WebsitePhone3 offices6 projects63 leaders5 credentialsSize Estimate: 51-200 employees

Project: Boston University Duan Family Center for Computing and Data Sciences

Service: Structural EngineeringService: Tall BuildingsService: Long SpanIndustry: EducationIndustry: HealthcareType: Materials Engineering+24 more

Leake Engineering, LLC

Philadelphia, PA

Leake Engineering, LLC is a multi-discipline engineering consulting practice headquartered in Philadelphia, Pennsylvania, with licensure in all 50 states. Originating in 2007 on Leake Avenue in New Orleans near the Army Corps of Engineers district during post-Katrina rebuilding, the practice subsequently relocated its primary operations to the Greater Philadelphia area. It serves commercial, residential, multi-family, industrial, and government clients nationwide. Core services span structural engineering, civil engineering, geotechnical investigations, and field inspection services.

WebsitePhone3 offices1 leadersFounded 2007Updated Jun 2026

Service detail: Structural Engineering

Service: Structural EngineeringService: Facilities Maintenance and RepairService: Multi-family, Commercial, and Industrial DesignIndustry: CommercialIndustry: ResidentialType: Structural Engineering+28 more

Loring Consulting Engineers, Inc.

New York, NY

Loring Consulting Engineers, Inc. is an award-winning MEP consulting engineering firm committed to delivering high-value, smart engineering solutions tailored to optimize each client's investment and long-term needs. It employs over 200 staff including Professional Engineers, LEED Accredited Professionals, Certified Energy Managers, and Certified Building Commissioning Agents across nine North American offices. Loring serves premier higher education, healthcare, and cultural institutions, partnering with leading architects, developers, and private and public sector owners.

Website8 offices1 projectsFounded 1956Size Estimate: 200+ employeesUpdated Jun 2026

Project: Delacorte Theater

Service: MEP EngineeringService: Mechanical EngineeringService: Electrical EngineeringIndustry: HealthcareIndustry: EducationType: MEP+11 more

MG Engineering D.P.C.

New York, NY

MG Engineering D.P.C. (MGE) is a full-service MEP engineering firm with offices in New York, New Jersey, Philadelphia, Long Island, and Florida, providing mechanical, electrical, plumbing, fire protection, fire alarm, lighting, commissioning, and sustainability engineering since 1991. MGE's principals are licensed nationally, and MGE brings technical depth and strategic design to residential, commercial, hospitality, educational, healthcare, retail, laboratory, governmental, and cultural projects throughout the United States.

WebsitePhone5 officesFounded 1991Updated Jun 2026

Service detail: Mechanical Engineering

Service: Mechanical EngineeringService: HVACService: Thermal systemsIndustry: CommercialIndustry: ResidentialType: MEP+24 more

Maida Engineering, Inc.

Philadelphia, PA

Service oriented, project driven success.

WebsitePhone2 offices1 projects1 leaders3 credentialsFounded 1978

Project: 19,000 HP Synchronous Motor Replacement

Service: Power System AnalysesService: Reliability & Load Flow StudiesService: Short Circuit Calculations & TCC Coordination StudiesIndustry: IndustrialIndustry: CommercialType: Electrical Engineering+47 more

Mainstay Engineering Group, Inc.

Blue Bell, PA

Your Engineering Partner For Tomorrow's Innovations

WebsitePhone3 offices5 leadersFounded 2002Updated Jun 2026

Service detail: Structural Engineering

Service: Structural EngineeringService: Civil EngineeringIndustry: Life SciencesIndustry: PharmaceuticalType: Civil Engineering+10 more

McCormick Taylor

Philadelphia, PA

Our work moves people. Our people move us.

Website16 offices15 projects24 leaders8 credentialsFounded 1946Updated Jun 2026

Project: Penrose Roundabout

Service: Roadway & Transportation EngineeringService: Highway DesignService: Bridge DesignIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+44 more