Public engineering firm directory

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AMI Aero, LLC

Renton, WA

An Aerodynamics Legacy Since 1971

WebsitePhone1 office3 projectsFounded 1971Updated Jun 2026

Project: Sino-Swearingen SJ30

Service: Aerodynamic EngineeringService: Aircraft Design & ConfigurationService: Airfoil & Shape DesignIndustry: AerospaceIndustry: AviationType: Aerospace Engineering+28 more

Chappell Engineering Associates, LLC

Marlborough, MA

Consulting Engineering and Land Surveying

WebsitePhone1 office9 projectsFounded 2004Size Estimate: 25 employeesUpdated Jun 2026

Project: Barre Common Traffic Improvements

Service: Transportation EngineeringService: Highway and Local Road DesignService: Highway Interchange DesignIndustry: RailIndustry: TelecommunicationsType: Civil Engineering+47 more

Civotec LLC

Houston, TX

Where Insight Matters

WebsitePhone3 offices3 credentialsFounded 2022Size Estimate: 1-25 employeesUpdated Jun 2026

Service detail: Traffic Impact Analysis

Service: Traffic Impact AnalysisService: Traffic Impact Studies & AnalysesService: Trip Generation & DistributionIndustry: Land DevelopmentIndustry: InfrastructureType: Civil Engineering+40 more

SIMCO Engineering, D.P.C.

New York, NY

Professional traffic engineering, transportation planning, civil design, and construction inspection services

Website1 office38 projectsFounded 1989Updated Jun 2026

Project: Kosciuszko Bridge Replacement Phase 1

Service: Traffic EngineeringService: Geometric Roadway DesignService: Traffic Signal DesignIndustry: TransportationIndustry: Highways & RoadsType: Transportation Engineering+33 more

VAG Transportation Engineering Consultants, PSC

San Juan, PR

Practical solutions for traffic and transportation engineering challenges.

WebsitePhone1 office8 projects2 leaders3 credentialsFounded 2010

Project: PR-52 / PR-18 / PR-30 Dynamic Toll Lane Operations Study

Service: Traffic Data Collection and AnalysisService: Gathers Field Data Automated Traffic CountsService: Video-recorded Turning Movement Surveys. Visual Data Is Processed To Categorize Traffic By Vehicle ClassIndustry: TransportationIndustry: InfrastructureType: Transportation Engineering+65 more