Public engineering firm directory

Find engineering consulting firms by capability and location.

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A2H

Memphis, TN

Full service planning and design.

Website5 offices5 projects16 leaders2 credentialsFounded 2022Updated Jun 2026

Project: Pacific Industries Manufacturing Facility

Service: ArchitectureService: Interior DesignService: Master PlanningIndustry: HealthcareIndustry: EducationType: Architecture & Engineering+60 more

AVCON, INC.

Orlando, FL

Transforming Today's Ideas Into Tomorrow's Reality

WebsitePhone1 office8 projects4 leaders5 credentialsFounded 1988

Project: South Terminal Complex

Service: Aviation EngineeringService: Airport Planning, Master Plans & Layout PlansService: Airfield DesignIndustry: AviationIndustry: AirportsType: Civil Engineering+29 more

Colman Engineering

Engineering for a Better World

Website10 projectsFounded 2010Updated Jun 2026

Project: Viola Winchester Site Plan

Service: Land Planning and Site DesignService: Land PlanningService: Site-plan DesignIndustry: CommercialIndustry: ResidentialType: Civil Engineering+43 more

Hardesty Hanover Construction Services Llc

New York, NY

Designed to Amaze, Engineered to Last®

WebsitePhone1 office9 projects2 leadersUpdated Jun 2026

Project: Raritan River Bridge

Service: Infrastructure EngineeringService: Movable BridgesService: Fixed BridgesIndustry: BridgesIndustry: Highways & RoadsType: Civil Engineering+8 more

Humber Design Group, Inc.

Portland, OR

Urban Civil Engineering

WebsitePhone1 office5 projects5 leaders3 credentialsFounded 2014

Project: Bridge Housing/Williams & Dame, The Vera

Service: Site Civil EngineeringService: Civil engineering plans, specifications, and detailsService: Conceptual design alternativesIndustry: Affordable HousingIndustry: CommercialType: Civil Engineering+58 more

IAG Consulting, LLC

Hermitage, PA

Providing Civil Engineering and Consulting Services

WebsitePhone1 office6 projects2 leaders3 credentialsFounded 2021

Project: Baker Run Streambank Stabilization Project

Service: Municipal EngineeringService: Municipal Representation & Retainer ServicesService: Land Development Plan ReviewsIndustry: GovernmentIndustry: WastewaterType: Civil Engineering+28 more

Lochner

Chicago, IL

Trusted Infrastructure Services for Aviation, Transportation, and Water

WebsitePhone1 office8 projects6 leaders4 credentialsFounded 1944

Project: DFW On-Call Signage Implementation Support

Service: AviationService: Airport PlanningService: Airport Engineering and DesignIndustry: AviationIndustry: AirportsType: Civil Engineering+41 more

Malasri Engineering PLLC

Memphis, TN

Extraordinarily Nimble Engineers

WebsitePhone1 office6 projects2 leadersFounded 2013Size Estimate: 1-10 employees

Project: Riverside Drive Streetscape Improvements

Service: Civil EngineeringService: Infrastructure PlanningService: Erosion Prevention and Sediment ControlIndustry: InfrastructureIndustry: TransportationType: Civil Engineering+17 more

NORR

Integrated Thinking. Inspired Design.

Website16 projects5 leadersSize Estimate: 750 employeesUpdated Jun 2026

Project: 325 N LaSalle Building Repositioning

Service: ArchitectureService: Feasibility StudiesService: Project Analysis and Pre-DevelopmentIndustry: CommercialIndustry: EducationType: Architecture & Engineering+39 more

Parra & Co

San Antonio, TX

Boutique-level site civil, drainage, and infrastructure engineering for Texas growing communities

WebsitePhone2 offices9 projects1 credentialsUpdated Jun 2026

Project: Palo Alto College Drainage System Improvement

Service: Stormwater and Drainage EngineeringService: Stormwater Management PlansService: Hydrological and Hydraulic AnalysisIndustry: TransitIndustry: EducationType: Civil Engineering+33 more

Perteet Inc

Better Communities, by Design

Website10 projectsUpdated Jun 2026

Project: Yakima Stormwater Projects

Service: Transportation Engineering and PlanningService: Corridor and Subarea PlansService: Multimodal PlanningIndustry: BridgesIndustry: GovernmentType: Civil Engineering+73 more

Pond

Pioneering Innovation Since 1965

Website8 projects3 leaders2 credentialsFounded 1965Size Estimate: 850+ employeesUpdated Jun 2026

Project: Gary/Chicago Airport Air Cargo Development Services

Service: EngineeringService: Civil EngineeringService: Structural EngineeringIndustry: AviationIndustry: DefenseType: Architecture & Engineering+101 more

Progression Engineering

Designing stormwater, transportation, and infrastructure to move our world forward, with equity and sustainability in mind.

Website8 projects1 leaders7 credentialsUpdated Jun 2026

Project: Telegraph Avenue Rehabilitation + City of Oakland Complete Streets

Service: Complete StreetsService: Designs SafeService: AccessibleIndustry: Highways & RoadsIndustry: TransportationType: Civil Engineering+25 more

Red Plains Professional, Inc.

Red Plains Professional, Inc. is a civil engineering and planning consultancy founded in 1997, serving tribal governments, public agencies, and private clients across Washington, Oklahoma, Utah, Idaho, and New Mexico. Red Plains delivers transportation planning, engineering design, GIS and asset management, land development, grant writing, and construction management, with deep specialization in Tribal Transportation Program (TTP) planning and NTTFI inventory. Long-term client relationships and customized deliverables are the foundation of every engagement.

Website10 projects22 leaders4 credentialsFounded 1997Updated Jun 2026

Project: Zuni Pueblo Transportation Safety Plan and Roadway Safety Audit

Service: Engineering DesignService: Transportation DesignService: Hydraulic & Stormwater DesignIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+43 more

Sanbell

Billings, MT

Intelligent Infrastructure. Enduring Communities.

WebsitePhone14 offices2 leaders2 credentialsFounded 1969Size Estimate: 201-500 employees

Service detail: Civil Engineering

Service: Civil EngineeringService: Site DevelopmentService: Grading and DrainageIndustry: Land DevelopmentIndustry: InfrastructureType: Civil Engineering+57 more

Shen and Associates, LLC

Arcadia, CA

Expert Insights in Transportation Infrastructure

WebsitePhone1 officeFounded 2022Updated Jun 2026

Service detail: Multimodal Transportation Planning

Service: Multimodal Transportation PlanningService: Integrates Various Transportation Modes To Deliver PracticalService: Efficient ConnectivityIndustry: TransportationIndustry: Freight & LogisticsType: Transportation Engineering+21 more

SpectrumHaven LLC

Hollywood, FL

Transformative Enhancements Connected Harmoniously

Website1 office2 credentialsUpdated Jun 2026

Service detail: Airport Technology Systems

Service: Airport Technology SystemsService: Airside and Landside TechnologiesService: Telecommunications InfrastructureIndustry: AirportsIndustry: GovernmentType: Telecom / RF Engineering+22 more

Varela Engineering & Management

Spokane, WA

Dream it. Fund it. Engineer it.

WebsitePhone1 office5 projectsFounded 1985Size Estimate: 5-25 employeesUpdated Jun 2026

Project: Tonasket Stormwater Infrastructure Inventory, Assessment and Improvements Plan

Service: Water Systems EngineeringService: Master planning and hydraulic modelingService: Well and supply source designIndustry: GovernmentIndustry: Water SupplyType: Civil Engineering+26 more

Wallace Montgomery

Sustainable Infrastructure through Innovative Engineering

Website15 projects2 credentialsUpdated Jun 2026

Project: MD 404 Dualization Design-Build

Service: Alternative Project DeliveryService: Construction Quality Control Inspection ServicesService: Design-Build TrainingIndustry: TransportationIndustry: Highways & RoadsType: Transportation Engineering+56 more