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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ARRO Consulting, Inc.

Lititz, PA

Your trusted partner for municipal engineering.

WebsitePhone13 offices8 projects4 leadersFounded 1946Size Estimate: 100-300 employees

Project: Upper Uwchlan Township Municipal Authority Administrator

Service: Civil & MunicipalService: Appointed Engineer representationService: Roadway and Infrastructure RehabilitationIndustry: GovernmentIndustry: UtilitiesType: Civil Engineering+50 more

Acela Architects + Engineers, PC

Allentown, PA

Innovation. Integrated

WebsitePhone1 office4 projects3 leaders1 credentialsFounded 2014

Project: Strategic Facility Planning

Service: ArchitectureService: Conceptual and schematic designService: Design developmentIndustry: ResidentialIndustry: Multifamily ResidentialType: Civil Engineering+28 more

Acres LLC

West Norriton, PA

Utility Engineering & Infrastructure Design

Website1 office1 leadersFounded 2022Updated Jun 2026

Service detail: Utility Engineering Design

Service: Utility Engineering DesignService: Water Distribution Infrastructure DesignService: Power Distribution Infrastructure DesignIndustry: UtilitiesIndustry: Water SupplyType: Civil Engineering+15 more

Advanced Infrastructure Design, Inc.

Hamilton, NJ

Advanced Infrastructure Design, Inc. (AID) is a consulting engineering practice established in 1998. Headquartered in Hamilton, New Jersey, with an office in Philadelphia, Pennsylvania, it is staffed by licensed Professional Engineers, scientists, researchers, and technicians. The practice specializes in transportation infrastructure preservation, deploying advanced non-destructive testing (NDT) technologies to evaluate and design solutions for roads, bridges, tunnels, airports, substructures, foundations, and parking structures. It is led by President Mojgan Mohtashami, PhD, MBA.

Website2 offices1 leadersFounded 1998Size Estimate: 10-30 employeesUpdated Jun 2026

Service detail: Pavement Engineering

Service: Pavement EngineeringService: Comprehensive Non-Destructive Field TestingService: Functional LCMS AssessmentIndustry: GovernmentIndustry: TransportationType: Civil Engineering+57 more

Azar Design Co PC

Buffalo, NY

Bridging grace and imagination with functionality while delivering pragmatic solutions.

WebsitePhone5 offices4 projects8 leaders2 credentialsFounded 1979

Project: Jacobs School of Medicine & Biomedical Sciences

Service: ArchitectureService: Architectural DesignService: Historic PreservationIndustry: EducationIndustry: HealthcareType: Architecture & Engineering+112 more

Base Engineering Inc.

Allentown, PA

Building up vision, leading future

WebsitePhone1 office6 projects8 credentialsFounded 1979Updated Jun 2026

Project: Pinel 2

Service: Surveying and Land PlanningService: Boundary SurveysService: Site PlanningIndustry: CommercialIndustry: IndustrialType: Civil Engineering+25 more

Buchart Horn, Inc.

York, PA

Shaping the built environment with precision, creativity, and purpose since 1945

WebsitePhone9 offices6 projects4 leadersFounded 1945Size Estimate: 100-500 employees

Project: I-40/I-240 Interchange Improvements, Memphis, TN

Service: Water Resources EngineeringService: Wastewater treatment plant engineeringService: Water distribution and collection systemsIndustry: Water ResourcesIndustry: WastewaterType: Architecture & Engineering+41 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

Catania Engineering Associates

Folsom, PA

Top civil engineering company in the Delaware Valley

WebsitePhone1 office6 projects5 leaders6 credentialsFounded 1964

Project: Harrah's Chester Racetrack and Casino

Service: Residential EngineeringService: Property Line SurveysService: FEMA Flood Elevation CertificatesIndustry: ResidentialIndustry: CommercialType: Civil Engineering+22 more

Endeavor Professional Services, LLC

State College, PA

Engineering Excellence for the Future

WebsitePhone1 officeUpdated Jun 2026

Service detail: Civil Engineering & Permitting

Service: Civil Engineering & PermittingService: Preliminary Site Scouting, Routing, and SelectionService: Facility DesignIndustry: Oil & GasIndustry: UtilitiesType: Civil Engineering+29 more

Entech Engineering, Inc.

Reading, PA

Be Informed; Be Confident

WebsitePhone6 offices3 projects7 leaders10 credentialsFounded 1981

Project: Dedicated Natural Gas Utility Pipeline

Service: Buildings & Campus EngineeringService: Facility Condition AssessmentService: Energy Planning & ManagementIndustry: EducationIndustry: HealthcareType: Civil Engineering+30 more

GeoTech Engineering, Inc.

Morrisdale, PA

Providing concise and cost-effective engineering solutions

WebsitePhone3 offices2 credentialsFounded 1996Updated Jun 2026

Service detail: Civil/Site Engineering

Service: Civil/Site EngineeringService: Commercial, Industrial and Retail Site DevelopmentService: Residential Site Feasibility StudiesIndustry: MiningIndustry: Oil & GasType: Civil Engineering+39 more

Harshman CE Group, LLC

Washington, PA

Keep it simple - Do it right - Get it done

WebsitePhone2 offices4 projects11 leadersSize Estimate: 15-50 employeesUpdated Jun 2026

Project: Amwell Township East Hillsboro Road Bridge Replacement Project

Service: Civil EngineeringService: Site Design & Land DevelopmentService: Hydrologic & Hydraulic StudiesIndustry: GovernmentIndustry: FederalType: Civil Engineering+57 more

Herbert, Rowland & Grubic, Inc.

Harrisburg, PA

Engineering | Planning | Infrastructure Solutions

Website9 offices7 leaders3 credentialsFounded 1962Size Estimate: 400+ employeesUpdated Jun 2026

Service detail: Municipal Engineering

Service: Municipal EngineeringService: Municipal RepresentationService: Capital Improvement Planning & DesignIndustry: GovernmentIndustry: FederalType: Civil Engineering+96 more

Honor Engineer Company

Harrisburg, PA

Advanced geospatial technology and civil design professionals.

WebsitePhone2 offices5 leadersUpdated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Early Planning & PermittingService: Final DesignIndustry: FederalIndustry: GovernmentType: Civil Engineering+20 more

Kapur & Associates, Inc.

Milwaukee, WI

No Job is Too Big.

Website11 offices6 projects1 leaders8 credentialsFounded 1981Updated Jun 2026

Project: I-43 North South Freeway

Service: TransportationService: PlanningService: Transportation DesignIndustry: TransportationIndustry: GovernmentType: Civil Engineering+64 more

Pennoni

Philadelphia, PA

Partners for What's Possible

Website1 office5 projects6 leaders6 credentials2 publicationsFounded 1966

Project: I-95 Central Access Philadelphia (CAP)

Service: Civil/SiteService: Site Planning & Land DevelopmentService: Permitting & EntitlementIndustry: CommercialIndustry: RetailType: Civil Engineering+136 more

Resource International, Inc.

Columbus, OH

Your Entire Project Life Cycle

WebsitePhone8 offices9 projects1 leaders7 credentialsFounded 1973

Project: Blueprint Clintonville Professional Construction Management Services

Service: Transportation EngineeringService: Pavement Design & EngineeringService: Roadway DesignIndustry: EducationIndustry: HealthcareType: Civil Engineering+33 more

The Crossroads Group, LLC

Hamburg, PA

Full-service civil engineering, land surveying, and A/E telecommunications practice.

WebsitePhone3 offices7 leaders6 credentialsFounded 2006Size Estimate: 25-40 employees

Service detail: Land Development Engineering

Service: Land Development EngineeringService: Stormwater Management DesignService: Erosion and Sediment ControlIndustry: Land DevelopmentIndustry: TelecommunicationsType: Architecture & Engineering+25 more

The Lexis Group, LLC

Harrisburg, PA

The Lexis Group, LLC is a Harrisburg, Pennsylvania civil engineering and professional services practice offering subsurface utility engineering (SUE), civil engineering, site design, land planning, survey and mapping, landscape architecture, and construction inspection and management. Its management team carries over 65 years of combined A/E industry experience serving transportation agencies, state and local governments, commercial and industrial developers, healthcare campuses, and land development clients.

WebsitePhone1 officeUpdated Jun 2026

Service detail: Subsurface Utility Engineering (SUE)

Service: Subsurface Utility Engineering (SUE)Service: Records ResearchService: Utility DesignatingIndustry: TransportationIndustry: GovernmentType: Civil Engineering+36 more

Witman Engineers & Consultants, LLC

Morgantown, PA

Quality Solutions to Engineering Challenges!

Website1 office1 leaders3 credentialsFounded 1988Updated Jun 2026

Service detail: Surveying and Mapping

Service: Surveying and MappingService: GIS MappingService: Construction StakeoutIndustry: CommercialIndustry: ResidentialType: Civil Engineering+41 more