- American Association of State Highway Transportation Officials (AASHTO)
- American Council of Engineering Companies (ACEC)
- American Planning Association (APA)
- American Public Transportation Association (APTA)
- American Public Works Association (APWA)
- American Road & Transportation Builders Association (ARTBA)
- American Short Line & Regional Railroad Association (ASLRRA)
- American Society of Civil Engineers (ASCE)
- Association of American Railroads (AAR)
- Association of Metropolitan Planning Organization (AMPO)
- Center for Transportation Excellence (CFTE)
- Coalition for America's Gateways & Trade Corridors
- Highway Users Alliance (HUF)
- International Bridge, Tunnel and Turnpike Association (IBTTA)
- Institute of Transportation Engineers (ITE)
- ITS America
- Mileage Based User Fee Alliance (MBUFA)
- OneRail
- US
Chamber of Commerce
