| member | location |
| North American Center of Excellence for Transportation Equipment | Plattsburgh, NY |
| North American Transit Alliance | Queen Anne, MD |
| Association for Commuter Transportation | Alexandria, VA |
| Association for Innovative Passenger Rail Operations | Alexandria, VA |
| The Bus Coalition | Fort Lauderdale, FL |
| California Hydrogen Business Council | Yorba Linda, CA |
| CALSTART | Pasadena, CA |
| Center for Transportation and the Environment | Atlanta, GA |
| Community Streetcar Coalition | Flower Mound, TX |
| Community Transportation Association of America | Washington, DC |
| Conference of Minority Transportation Officials | Arlington, VA |
| Council of University Transportation Centers | Washington, DC |
| CUTRIC - CRITUC | Toronto, ON CANADA |
| Easterseals Transportation Group | Chicago, IL |
| Edison Electric Institute | Washington, DC |
| Elevator Escalator Safety Foundation | Mobile, AL |
| Eno Center for Transportation | Washington, DC |
| The General Contractors Association of NY, Inc. | New York, NY |
| High Speed Rail Alliance | Chicago, IL |
| Institute of Transportation Engineers (ITE) | Washington, DC |
| Introducing Youth to American Infrastructure | Albany, CA |
| ITS AMERICA (Intelligent Transportation Society of America) | Washington, DC |
| Jobs to Move America | Los Angeles, CA |
| Latinos in Transit | Covina, CA |
| National Railroad Construction and Maintenance Association (NRC) | Washington, DC |
| National Corridors Initiative, Inc. | Leominster, MA |
| New York Building Congress | New York, NY |
| NGVAmerica | Washington, DC |
| Ohio Transit Risk Pool | Wadsworth, OH |
| Operation Lifesaver, Inc. | Washington, DC |
| Operation Respond Institute, Inc. | Washington, DC |
| Mpact: Mobility, Community, Possibility (formerly Rail-Volution) | Minneapolis, MN |
| Seashore Trolley Museum | Kennebunkport, ME |
| Shared-Use Mobility Center | Chicago, IL |
| The Alliance to Save Energy | Washington, DC |
| The Surety & Fidelity Association of America | Washington, DC |
| Trade Commission of Spain ICEX | Chicago, IL |
| Transit Reinsurance, Ltd. | Burlington, VT |
| Transportation Diversity Council | New York, NY |
| International Transportation Learning Center | Silver Spring, MD |
| Transportation Research Board | Washington, DC |
| VEIC | Winooski, VT |
| Washington State Transit Insurance Pool | Olympia, WA |
| Women's Transportation Seminar (WTS) | Washington, DC |
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