Public engineering firm directory

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Aillet, Fenner, Jolly & McClelland, Inc.

AFJMc is a consulting engineering firm with more than 55 years of experience delivering civil, structural, mechanical, electrical, and transportation engineering services. Its portfolio includes roadways, bridges, utility and site design, industrial process systems, higher education facilities, healthcare facilities, government buildings, sports and recreation facilities, and commercial projects.

Website3 projectsUpdated Jun 2026

Project: Jimmie Davis Bridge (LA 511) Replace/Rehab

Service: Civil EngineeringService: Site PlanningService: Stormwater ManagementIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+37 more

Athavale, Lystad & Associates, Inc.

McLean, VA

Innovative Engineering Solutions for the Mid-Atlantic

WebsitePhone2 offices16 projects6 leadersFounded 1985Size Estimate: 1-25 employees

Project: Telegraph Road Bridge Rehabilitation and Widening

Service: Structural EngineeringService: Bridge DesignService: Pedestrian Bridge DesignIndustry: TransportationIndustry: GovernmentType: Civil Engineering+21 more

Beton Consulting Engineers LLC

Mendota Heights, MN

We know the science behind your concrete.

WebsitePhone1 office4 projects6 leaders2 credentials4 publications

Project: St. Croix Crossing

Service: Thermal Control PlanService: Mass concrete temperature monitoringService: Concrete mixture proportion optimization to reduce heatIndustry: BridgesIndustry: CommercialType: Chemical Engineering+48 more

Carroll Engineering, Inc.

Hunt Valley, MD

Small Firm, Big Ideas

WebsitePhone2 offices10 projects20 leaders4 credentialsFounded 1965

Project: Morgan State University Calvin & Tina Tyler Hall

Service: Structural EngineeringService: Concrete Frame, Tilt-Up, and Post-Tensioned StructuresService: Steel Frame and Composite DesignIndustry: EducationIndustry: HealthcareType: Civil Engineering+39 more

Charles A. Manganaro Consulting Engineers, P.C.

Tarrytown, NY

Distinct personal engineering service designed to build foundations and trust that last.

WebsitePhone1 office5 projects1 leaders4 credentialsFounded 1942

Project: PVSC Interceptor System and Wastewater Treatment

Service: Water EngineeringService: Surface and Groundwater TreatmentService: Water Supply and DistributionIndustry: Water SupplyIndustry: WastewaterType: Civil Engineering+28 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 credentialsUpdated Jun 2026

Service detail: Structural Engineering Design

Service: Structural Engineering DesignService: Structural Design & BIM/3D ModelingService: Structural Restoration & Repair PlansIndustry: CommercialIndustry: ResidentialType: Structural Engineering+25 more

Cooper Engineering Company, Inc.

Rice Lake, WI

Working with Communities

WebsitePhone1 office6 projectsUpdated Jun 2026

Project: Village of Dorchester Street Reconstruction

Service: Municipal EngineeringService: Community and Facility PlanningService: Grant Writing and AdministrationIndustry: GovernmentIndustry: IndustrialType: Civil Engineering+44 more

DiDonato Associates Engineering and Architecture, P.C.

Buffalo, NY

Responsive. Honest. Accurate.

WebsitePhone1 office7 projects10 leaders14 credentialsFounded 1965

Project: Main Street Revitalization - Cars Sharing Main

Service: Civil EngineeringService: Roadway Rehabilitation / Complete StreetsService: Site / Civil DesignIndustry: AviationIndustry: AirportsType: Civil Engineering+53 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

M2E Consulting Engineers

Coral Gables, FL

Excellence. Engineered.

WebsitePhone4 offices8 projects1 leadersFounded 2005Updated Jun 2026

Project: 111 First Delray

Service: Milestone InspectionsService: Phase 1 Visual InspectionsService: Phase 2 Detailed TestingIndustry: Multifamily ResidentialIndustry: CommercialType: Civil Engineering+32 more

Mueller and Associates

Miami, FL

Engineer Excellence For Structural Brilliance Precision Quality

WebsitePhone2 offices6 projects1 credentialsSize Estimate: 10-49 employeesUpdated Jun 2026

Project: Lake Point Tower Planter Leak Investigation

Service: Structural EngineeringService: Structural Building Design & AnalysisService: Structural Building ModificationsIndustry: CommercialIndustry: RetailType: Structural Engineering+26 more

Nelson Engineering

Jackson, WY

Quality of Life Through Excellence in Engineering

WebsitePhone3 offices6 projects6 credentialsFounded 1964Size Estimate: 40-60 employees

Project: Teton Village Wastewater Treatment Plant

Service: Civil EngineeringService: Civil engineering services for publicService: Private clients on municipalIndustry: GovernmentIndustry: Water SupplyType: Civil Engineering+68 more

Ophira Corp

Your business continuity solution

Website6 projects1 credentialsFounded 2018Updated Jun 2026

Project: Natural Gas System Installation

Service: Engineering ConsultingService: Existing Structure InspectionsService: Load and Added-Load ReviewIndustry: CommercialIndustry: ResidentialType: Architecture & Engineering+37 more

Pickering, Corts & Summerson, Inc.

Newtown, PA

Service Excellence Since 1918

WebsitePhone5 offices13 projects8 leaders3 credentialsFounded 1918

Project: SR 0078, Section 12M, Berks County, PA

Service: Bridge InspectionService: Routine NBIS EvaluationService: In-Depth Structural AssessmentIndustry: GovernmentIndustry: TransportationType: Civil Engineering+31 more

Principal Engineering, Inc.

Improving the PRINCIPAL Infrastructure of our World

Website6 projects1 credentialsUpdated Jun 2026

Project: Sister's Road Bridge Replacement

Service: Civil and Public Works EngineeringService: Transportation and Roadway DesignService: Drainage SystemsIndustry: GovernmentIndustry: InfrastructureType: Civil Engineering+21 more

Rhoads Design & Build

Bangor, ME

Engineering Excellence Meets Quality Building Experience

WebsitePhone1 office1 leadersUpdated Jun 2026

Service detail: Residential Structural Design

Service: Residential Structural DesignService: Traditional FramingService: Timber FramingIndustry: ResidentialIndustry: Historic PreservationType: Structural 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

The EADS Group, Inc.

Altoona, PA

Designing for the Future...

WebsitePhone9 offices8 projects4 credentialsFounded 1955Updated Jun 2026

Project: Ligonier Diamond Renaissance Project

Service: Water and WastewaterService: Wastewater Treatment & UpgradesService: Water Storage & Treatment SystemsIndustry: GovernmentIndustry: InfrastructureType: Architecture & Engineering+61 more

The Walker Associates

Hattiesburg, MS

The Walker Associates, Engineers-Planners-Designers, PLLC is a full-service civil engineering consulting firm founded in 1985 and headquartered in Hattiesburg, Mississippi. Serving the Pine Belt region for over three decades, it has completed more than 3,500 diverse projects for governmental, industrial, and private clients. The Walker Associates delivers expertise across site planning, roadway and bridge design, water and wastewater systems, storm drainage, geotechnical soils engineering, traffic engineering, land surveying, and environmental assessments.

Website1 office4 leadersUpdated Jun 2026

Service detail: Roads and Bridges

Service: Roads and BridgesService: Multi-lane Roadway DesignService: Traffic Signals and IntersectionsIndustry: GovernmentIndustry: TransportationType: Civil Engineering+59 more

Wolf Trail Engineering, PLLC

Monroe, NC

Building Enclosure • Structural • Civil • Mechanical • Project Management

WebsitePhone1 office4 projects6 leaders7 credentialsFounded 2018

Project: McDowell Nature Preserve

Service: Building EnclosureService: Roof Consulting and AssessmentService: Moisture Intrusion and WaterproofingIndustry: GovernmentIndustry: EducationType: Civil Engineering+17 more