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.

Clear search text
Search: Positive Train Control SystemsFirm type: transportation-engineeringClear all
Filters2

State

CA3IL2MA2PA2TX2

City

Austin2Boston2Chicago2Allentown1Atlanta1

Services

Aviation Engineering2Structural Engineering2Transportation Engineering2Accelerated Bridge Construction1Access Control and Parking Revenue1

Industries

Rail7Transit6Transportation5Government4Aviation3

Firm types

Clear
Transportation Engineering7Civil Engineering4Power & Utility Engineering4Design-Build3Structural Engineering3

7 results

Showing 1-7 of 7

Firm nameRecently updatedProfile depthOffice countSizeAgeLocation match
ComfortableCompact

2IM Group, LLC

Chicago, IL

2IM Group, LLC is a Chicago-based civil, environmental, and transportation engineering practice. Now part of MacKay, it continues to deliver technical solutions across highways, roads, streets, aviation, rail, transit, utilities, and stormwater management systems while offering expanded resources and broader geographic reach.

WebsitePhone1 office5 projects8 leadersFounded 2005Updated Jun 2026

Project: O'Hare Terminal 3, Concourse L Expansion

Service: Highways, Roads, and StreetsService: Roadway geometryService: Drainage systemsIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+29 more
WebsiteView profile

Ascent Signal LLC

Electrical control and signaling systems design for transit and transportation infrastructure

WebsiteUpdated Jun 2026

Service detail: Railroad and Transit Systems

Service: Railroad and Transit SystemsService: Train Control System EngineeringService: Rail Transit Communication SystemsIndustry: RailIndustry: TransitType: Automation & Controls+14 more
WebsiteView profile

Bartlett & West

Topeka, KS

Forward, Together

WebsitePhone1 office12 projectsFounded 1951Size Estimate: 200-500 employeesUpdated Jun 2026

Project: Missouri DOT Climbing Lane Design

Service: Transportation EngineeringService: Roadway and Highway DesignService: Climbing Lane and Intersection DesignIndustry: GovernmentIndustry: TransportationType: Architecture & Engineering+67 more
WebsiteView profile

Burns Engineering, Inc.

Philadelphia, PA

Partners in Reliability, Resilience, Innovation, Sustainability, and Safety

Website6 offices14 projects12 leaders15 credentials5 publicationsFounded 1960

Project: Pittsburgh International Airport Terminal Modernization Program

Service: Electrical EngineeringService: Power Infrastructure RenewalService: Campus Electrical ModernizationIndustry: AviationIndustry: RailType: Aviation Engineering+52 more
WebsiteView profile

GFT Infrastructure, Inc.

Chicago, IL

Ingenuity That Shapes Lives

WebsitePhone12 offices10 projects10 leaders8 credentials3 publications

Project: O'Hare International Airport Terminal 5 Expansion

Service: Transportation EngineeringService: Roadway Planning and EngineeringService: High-Availability Transit FacilitiesIndustry: TransportationIndustry: BridgesType: Architecture & Engineering+43 more
WebsiteView profile

Pacific Railway Enterprises, Inc.

Riverside, CA

We Know Where We Are Going.

WebsitePhone1 office6 projects6 leadersFounded 1994Size Estimate: 50-100 employees

Project: Berths 302 - 305 On-Dock Railyard Expansion

Service: Signal and Train Control DesignService: Signal and Train Control PS&EService: Systems Design and Application ProgrammingIndustry: RailIndustry: TransitType: Design-Build+25 more
WebsiteView profile

Raul V. Bravo + Associates, Inc.

Reston, VA

Common Sense Solutions

WebsitePhone1 office3 projects1 leaders6 credentialsFounded 1979

Project: Honolulu Authority for Rapid Transportation Railcar Procurement

Service: Vehicle Procurement and OverhaulService: Technology Assessment and SelectionService: Technical Specification DevelopmentIndustry: TransitIndustry: RailType: Transportation Engineering+33 more
WebsiteView profile