
Federal Railroad Administration (FRA)
|

Volpe National Transportation Systems Center (VNTSC)
|

Progress Rail
|

Caterpillar
|

Brookville Equipment Corporation
|

Science Applications International Corporation
|

QinetiQ - Foster Miller
|

Metra
|

Union Pacific Railroad
|

Association of American Railroads (AAR)
|

Norfolk Southern Corporation
|

Alaska Railroad
|

Dakota Minnesota & Eastern
Railroad Corporation
(Now part of CP Railway)
|

Transportation Technology Center, Inc.
|

Northern Indiana Commuter
Transportation District (NICTD)
|

Iowa Chicago & Eastern Railroad
(Now part of CP Railway)
|

Indian Railways
|

RailWorld Locomotive Leasing, LLC.
|

GE Transportation
|

BP Amoco
|

National Railway Equipment Company (NRE)
|

Cardwell Westinghouse
|

TTX Company
|

Holland Company
|

Trinity Rail
|

DANA Corporation
|

Molex Corporation
|

IRECO
|

Arkansas & Missouri Railroad
|

Indiana Northeastern Railroad
|