King County Metro
Metropolitan Transit Authority of Harris County
NelsonNygaard Consulting Associates
Coast Mountain Bus Company Ltd.
San Francisco Municipal Transportation Agency
Dan Boyle & Associates, Inc.
San Diego Metropolitan Transit System (MTS)
Golden Gate Bridge, Highway & Transportation District
Sacramento Regional Transit District
Maryland Transit Administration
Santa Clara Valley Transportation Authority
Massachusetts Bay Transportation Authority
Center for Neighborhood Technology
Port Authority of Allegheny County
Washington Metropolitan Area Transit Authority (WMATA)
Los Angeles County Metropolitan Transportation Authority
Tri-County Metropolitan Transportation District of Oregon (TriMet)
South Coast British Columbia Transportation Authority (TransLink)
District Department of Transportation/Mass Transit Admin.