Public engineering firm directory

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3 Rocks Engineering & Surveying

CaƱon City, CO

Colorado Civil, Structural, & Land Surveying Experts

WebsitePhone3 offices9 projects2 leadersSize Estimate: 11-50 employeesUpdated Jun 2026

Project: Love's Travel Stop & RV Park Designs

Service: Civil EngineeringService: Residential and Commercial Site DevelopmentService: Oil and Gas Civil SupportIndustry: CommercialIndustry: ResidentialType: Civil Engineering+28 more

360 Engineering Group

Tulsa, OK

360 Engineering Group is a structural engineering firm with offices in Tulsa and Oklahoma City, Oklahoma, Manhattan, Kansas, and Dallas, Texas, holding professional engineer licenses in 49 states and Washington D.C. Its licensed engineers deliver structural design and analysis, BIM coordination, structural evaluation and rehabilitation, shop drawing preparation, peer reviews, and expert witness services for a broad range of building types and market sectors.

WebsitePhone4 offices4 projects6 leadersUpdated Jun 2026

Project: Block 34

Service: Structural Design and AnalysisService: Building Information ModelingService: Structural Evaluation and RehabilitationIndustry: CommercialIndustry: RetailType: Structural Engineering+15 more

4 Peaks Structural Engineering Group, LLC

Scottsdale, AZ

Dedicated to service, quality, and value delivered in a timely manner to meet your needs.

WebsitePhone1 officeUpdated Jun 2026

Service detail: Residential Home Evaluations

Service: Residential Home EvaluationsService: Construction Document PreparationService: Special Inspections and ObservationsIndustry: ResidentialIndustry: CommercialType: Structural Engineering+17 more

A R Engineering

Milwaukee, WI

Innovative and Practical Engineering Solutions

WebsitePhone1 officeFounded 2017Updated Jun 2026

Service detail: Structural Engineering

Service: Structural EngineeringService: Reinforced concreteService: Steel and composite steelIndustry: ResidentialIndustry: CommercialType: Structural Engineering+18 more

AAA Engineering Design

Stanton, CA

AAA Engineering Design is a structural engineering firm based in Stanton, California, founded in 2009 by licensed Professional Engineer Aws Salahaldin. Serving Orange County, Los Angeles County, the Inland Empire, and San Diego County, AAA Engineering Design provides structural analysis, seismic retrofitting, ADU design, foundation engineering, and construction documentation for residential and commercial clients, with over 500 completed projects.

WebsitePhone1 office6 projects1 leaders3 credentialsFounded 2009

Project: CMU Warehouse Mezzanine

Service: Structural EngineeringService: Load-bearing analysisService: Foundation designIndustry: ResidentialIndustry: CommercialType: Structural Engineering+18 more

AAA Structural Engineering

Wailuku, HI

AAA Structural Engineering is a licensed structural engineering firm based in Wailuku, Maui, providing structural evaluations, forensic engineering investigations, seawall assessments, and expert consulting services for residential and commercial structures throughout Hawaii. Led by Kiumars Siah, Ph.D., P.E., a licensed structural engineer with more than 35 years of professional experience and over 100 completed forensic investigations, AAA Structural Engineering serves homeowners, attorneys, insurance carriers, real estate professionals, and contractors across the Hawaiian Islands.

WebsitePhone1 office1 leadersUpdated Jun 2026

Service detail: Structural Evaluations and Inspections

Service: Structural Evaluations and InspectionsService: Real Estate Transaction Inspection ReportsService: Foundation and Framing AssessmentsIndustry: ResidentialIndustry: CommercialType: Structural Engineering+12 more

AB Consultants, Inc.

Lanham, MD

Multidisciplinary engineering and support services in the Baltimore-Washington area

WebsitePhone2 offices1 projects1 credentialsFounded 1993Updated Jun 2026

Project: WMATA Bus System Renovations

Service: Land PlanningService: Zoning StudiesService: Land Use Feasibility StudiesIndustry: GovernmentIndustry: TransportationType: Civil Engineering+82 more

ADC Engineering

Hanahan, SC

ADC's Track Record Speaks for Itself

WebsitePhone3 offices17 projectsUpdated Jun 2026

Project: CHS Taxiways Repair

Service: Civil EngineeringService: Site PlanningService: Site Selection and Property Data ReportIndustry: AviationIndustry: CommercialType: Aviation Engineering+66 more

AEG - A SOCOTEC Company

Mechanicsburg, PA

Engineering, Surveying, and Inspections

WebsitePhone1 office3 projects3 credentialsUpdated Jun 2026

Project: 95REVIVE Pottstown Expressway Reconstruction

Service: Geotechnical EngineeringService: Geotechnical Engineering and Foundation DesignService: Design of Earth Structures and Retaining WallsIndustry: TransportationIndustry: BridgesType: Geotechnical Engineering+64 more

AHA Marine Engineering

Nyack, NY

Your waterfront idea, our engineering expertise

WebsitePhone1 office2 leadersFounded 2023Updated Jun 2026

Service detail: Underwater Inspections

Service: Underwater InspectionsService: Waterfront Structural DesignService: Piers and Wharves EngineeringIndustry: MarineIndustry: Ports & HarborsType: Marine Engineering+17 more

AK Consulting Services, Inc.

Jackson Heights, NY

Multidisciplinary Engineering, Special Inspections & Expediting Services

WebsitePhone1 officeUpdated Jun 2026

Service detail: Structural Engineering

Service: Structural EngineeringService: Structural Design and AnalysisService: Cast-in-Place ConcreteIndustry: CommercialIndustry: RetailType: MEP+81 more

ALTEK Engineering

Miami, FL

Structural and MEP Engineering Specialists

WebsitePhone2 offices8 projects1 leaders5 credentialsFounded 2003

Project: The Bentley Edgewater

Service: Structural Engineering DesignService: High-Rise Building DesignService: Foundation and Floor System DesignIndustry: ResidentialIndustry: CommercialType: Structural Engineering+18 more

AR Consulting Engineer PC

Yonkers, NY

Engineering with Precision

WebsitePhone1 office2 projects1 credentialsUpdated Jun 2026

Project: Structural Design of a Residential Building - 1

Service: Structural DesignService: Steel Structural DesignService: Concrete Structural Design (Cast-in-Place, Precast, Prestressed)Industry: ResidentialIndustry: CommercialType: Structural Engineering+42 more

AREHNA Engineering, Inc.

Tampa, FL

Innovative geotechnical, forensic structural, and materials testing services throughout Florida.

Website3 offices4 credentialsUpdated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Subsurface Explorations and DrillingService: Sinkhole InvestigationsIndustry: TransportationIndustry: Highways & RoadsType: Geotechnical Engineering+22 more

ATC Design Group

Escondido, CA

California's Only One Stop Shop

WebsitePhone1 officeFounded 1993Updated Jun 2026

Service detail: Planning and Permitting

Service: Planning and PermittingService: EntitlementsService: Permit ExpeditingIndustry: CommercialIndustry: RetailType: Architecture & Engineering+37 more

Abi Engineering Consultants Inc

Santa Ana, CA

Geotechnical, Civil, and Structural Engineering Across California and the Western States

WebsitePhone1 office10 projects2 leadersFounded 2004Updated Jun 2026

Project: LA Metro Gold Line - MSE Wall

Service: Geotechnical EngineeringService: Site Investigation and Subsurface ExplorationService: Foundation Design and Lateral Earth Pressure AnalysisIndustry: CommercialIndustry: IndustrialType: Civil Engineering+39 more

Adico, LLC

Friendswood, TX

Texas Civil Engineering Professionals

WebsitePhone1 office3 projectsUpdated Jun 2026

Project: Iowa Colony City Engineer

Service: Civil EngineeringService: Site DevelopmentService: Land Development & Master PlanningIndustry: EducationIndustry: CommercialType: Civil Engineering+40 more

Advantage Engineering Associates, P.C.

Cranbury, NJ

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

WebsitePhone2 offices8 projects10 leadersFounded 2004Size Estimate: 70-249 employees

Project: Route 440 Ramp Over Route 35 Bridge Deck Replacement

Service: Transportation EngineeringService: Highway and Traffic EngineeringService: Intelligent Transportation Systems (ITS) EngineeringIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+26 more

Afridi Associates

Afridi Associates provides professional consulting engineering services specializing in transportation infrastructure, public buildings, and geotechnical engineering. It delivers solutions for highways, bridges, rail systems, airport terminals, and waterfront structures across the northeastern United States.

Website10 projectsUpdated Jun 2026

Project: JFK Terminal One Reconstruction

Service: Building and Airport TerminalsService: Provides Engineering DesignService: Peer ReviewIndustry: GovernmentIndustry: FederalType: Civil Engineering+54 more

Alampalli Engineering, PLLC

Albany, NY

Key to reliable engineering, business and software solutions

WebsitePhone1 office1 leaders9 credentialsUpdated Jun 2026

Service detail: Infrastructure and Engineering

Service: Infrastructure and EngineeringService: Infrastructure Asset ManagementService: Structural MonitoringIndustry: InfrastructureIndustry: GovernmentType: Civil Engineering+25 more

Allison Structural Group

Columbus, OH

Allison Structural Group is a Columbus, Ohio-based structural engineering and inspection consulting practice serving developers, architects, contractors, realty companies, and facility owners. It provides structural design for new and existing buildings, site civil consulting, condition assessments, and industrial support structures. Project types range from residential additions and tenant improvements to industrial plant upgrades and commercial property acquisitions. The practice delivers projects using BIM and Revit for clear, coordinated design documentation.

WebsitePhone2 offices6 projectsSize Estimate: 2-10 employeesUpdated Jun 2026

Project: Sawmill Place Apartment Building

Service: Structural EngineeringService: Structural design for new buildingsService: Structural upgrades and alterations to existing facilitiesIndustry: CommercialIndustry: ManufacturingType: Architecture & Engineering+51 more

Allpro Consulting Group, Inc.

Dallas, TX

Allpro Consulting Group, Inc. is a consulting engineering practice specializing in structural engineering, civil engineering, and architectural design services. Holding professional engineering licenses covering all 50 U.S. states and Puerto Rico, it focuses on wireless communication infrastructure development and cellular site deployment. The practice supports cellular carriers, tower management companies, site acquisition firms, tower owners, and government agencies with services including structural tower analysis, civil layout design, and site acquisition.

WebsitePhone2 officesUpdated Jun 2026

Service detail: Structural Engineering Services

Service: Structural Engineering ServicesService: Tower Structural AnalysisService: Tower Inspections and MappingIndustry: TelecommunicationsIndustry: GovernmentType: Civil Engineering+27 more

Alpha Omega Engineers

Corona, CA

Alpha Omega Engineers is a licensed structural engineering firm based in Corona, California, serving residential and commercial clients throughout Southern California. With over three decades of experience, Alpha Omega delivers structural inspections, lateral load calculations, and structural plans for homeowners, contractors, and developers in Corona, Riverside, Anaheim, Norwalk, and Buena Park.

WebsitePhone1 office1 leadersUpdated Jun 2026

Service detail: Structural Inspections

Service: Structural InspectionsService: Foundation InspectionService: Roof InspectionIndustry: ResidentialIndustry: CommercialType: Structural Engineering+15 more

Alpine Engineering, LLC

Bellingham, WA

Your Vision, Our Commitment - Built to Last in Whatcom, Skagit, and Beyond

WebsitePhone1 office8 projects1 leadersFounded 2020Size Estimate: 1-25 employees

Project: Bellingham Fountain District Mixed-Use Building

Service: Structural EngineeringService: Foundation Design and EngineeringService: Wood Frame Structural DesignIndustry: ResidentialIndustry: Multifamily ResidentialType: Structural Engineering+18 more