Gold Level

• Intercity Transit*
• Sound Transit*
• South Coast British Columbia Transportation Authority (Translink)*
• Southeastern Pennsylvania Transportation Authority (SEPTA)

Silver Level

• Foothill Transit*

Bronze Level

• Greater Cleveland Regional Transit Authority*
• IMPulse NC, Inc.*
• San Mateo County Transit District, SAMTRANS bus service*

Entry Level

• ABC Companies
• AECOM*
• Agence métropolitaine de transport (Montreal)
• American Logistics Company (ALC)
• Architect for Life
• Atkins, North America
• Ben Franklin Transit*
• BikeLid LLC
• Bombardier Transit Corporation*
• Capital Metro*
• CDM*
• Champaign-Urbana Mass Transit District*
• Chapel Hill Transit*
• Chatham Area Transit Authority/Veolia Transportation
• Clever Devices
• Corpus Christi Regional Transportation Authority
• Daimler Buses North America
• Dallas Area Rapid Transit
• DRI Inc*
• ERM West Inc.*
• GENIVAR Consultants
• GFI-Genfare
• Gilbert Tweed Associates
• Golden Empire Transit District
• Greater Bridgeport Transit Authority*
• Greater Lynchburg Transit Company*
• Greater Peoria Mass Transit District*
• Halcrow, Inc.
• Hampton Roads Transit*
• HDR, Inc.*
• Indianapolis Public Transportation Corporation (IndyGo)*
• Infraconsult*
• King County Dept. of Transportation, Metro Transit Division*
• Lane Transit District
• Lea+Elliott, Inc.*
• Legacy Resource Group
• Lin Industries, Inc.
• Long Beach Public Transportation Corporation
• LogicTree Corporation
• Los Angeles County Metropolitan Transportation Authority*
• Macro Corporation
• Maintenance Design Group
• Medical Transportation Management, Inc.
• Metropolitan Atlanta Rapid Transit Authority*
• Miami-Dade Transit
• MOBILITY Transit Services, LLC
• Mountain Metropolitan Transit*
• MTA New York City Transit*
• National Railroad Passenger Corp. (Amtrak)*
• New Flyer of America
• NJ Transit*
• North County Transit District
• Orange County Transportation Authority
• Paragon Project Resources, Inc.
• Paratransit Inc.*
• Parsons Brinckerhoff*
• Parsons Transportation Group Inc.
• Penn Transit (University of Pennsylvania)
• Philips Lighting Co.
• Pinellas Suncoast Transit Authority*
• Proterra LLC*
• The Rapid
• Regional Transportation Authority (Chicago)
• RNL Design, Inc.
• San Francisco Municipal Transportation Agency (SFMTA)*
• San Francisco Bay Area Rapid Transit District (BART)*
• Santa Clara Valley Transportation Authority (VTA)*
• Sharon Greene and Associates
• Stacy and Witbeck, Inc.
• Telvent Transportation North America*
• Transit Authority of River City*
• Transit Marketing Group
• Triangle Transit*
• TriMet*
• Unitrans (UC Davis)
• URS Corporation
• Utah Transit Authority*
• Valley Metro Rail, Inc.
• Via Metropolitan Transit*
• Visual Marking Systems
  

*Founding signatory