| A&K Railroad Materials, Inc. |
2 |
| A.Stucki Company |
3 |
| AITX Railcar Services, LLC |
15 |
| Alabama Railcar Services, Inc. |
1 |
| Alco Spring Industries |
1 |
| Alliance Wheel Services, LLC |
1 |
| American Concrete Products |
1 |
| American Hydraulics, Inc. |
1 |
| American Industrial Transport |
1 |
| Amsted Rail Company, Inc. |
17 |
| Amtrak - National Railroad Passenger Corporation |
12 |
| Apex Rail Automation |
1 |
| Archers Daniel Midland Railcar Repair |
1 |
| Atlantic Track & Turnout |
2 |
| Autocom Rail Services |
4 |
| BNSF Railway |
1 |
| BW Services |
2 |
| Ballinger Industries, LLC. |
1 |
| Baowu Group Masteel Rail Transit Materials Technology Company Limited |
2 |
| Bayou Railcar Services, Inc. |
1 |
| Brenco |
1 |
| CAD Railway Industries |
1 |
| CF Rail Services, LLC |
5 |
| CHART INC. |
1 |
| COLUMBIANA BOILER COMPANY, LLC |
1 |
| CRRC Yangtze Co., Ltd. |
1 |
| CSX Transportation |
2 |
| Caltrax, Inc. |
2 |
| Canadian National Railway |
1 |
| Canadian Pacific Railway |
1 |
| Cansun |
1 |
| Central California Railcar Repair, LLC |
1 |
| Central Manitoba Railway Inc. |
1 |
| Chart Inc. |
2 |
| Chemtrade Performance Chemicals, LLC |
1 |
| Comet Rail, LLC. |
1 |
| Coreslab Structures (Omaha), Inc. |
1 |
| Coreslab Structures, Inc. |
1 |
| Curry Rail Services |
2 |
| Cypress Rail Solutions |
2 |
| DLG Industrias, S.A. de C.V. |
2 |
| Dayton Phoenix Group |
2 |
| Eagle Railcar Services |
13 |
| Ebenezer Railcar Services, Inc. |
1 |
| Economy Coating Systems, Inc. |
1 |
| Edwin Bohr/Electronics |
1 |
| Electric Motor Services |
1 |
| Engines, Inc. |
1 |
| Enviroserve Inc |
1 |
| ExxonMobil Refining and Supply Company |
1 |
| Federal-Mogul, LLC |
1 |
| FreightCar America |
1 |
| Frit Car, Inc. |
1 |
| Frit Railcar |
1 |
| Fruit Growers Express |
1 |
| GATX Corporation |
9 |
| General Bearing Corporation |
1 |
| Gerdau Lancaster Rail Products |
1 |
| Gerdau Long Steel North America |
2 |
| Granite Mountain Quarries |
2 |
| Greenbrier |
2 |
| Greenbrier Central |
1 |
| Greenbrier Rail Services |
14 |
| Griffin Railcar Services |
1 |
| Guardian Repair Facilities, LLC |
9 |
| Gunderson-Gimsa, S.A. de C.V. |
1 |
| Hammond Machine Works, Inc. |
1 |
| Hayes Manufacturing Company, Inc. |
1 |
| Herzog Railroad Services, Inc. |
2 |
| Industrial Technologies and Services, LLC |
1 |
| Inner Mongolia First Machinery Group Co. Ltd. |
1 |
| Interrail Engineering |
1 |
| JK |
1 |
| Jinxi Axle Company Ltd. |
1 |
| Kasgro Rail Corporation |
1 |
| Kelvion |
1 |
| L&S Electric, Inc. |
4 |
| Lewis Bolt & Nut Company |
1 |
| Liberty Railway Services |
1 |
| Locomotive Manufacturing and Services, S.A. de C.V. |
2 |
| Marsh Rail Car Services, Inc. |
1 |
| Martin Marietta |
5 |
| McConway & Torley, LLC |
1 |
| Mid America Car, Inc. |
1 |
| Midland Manufacturing |
2 |
| Miller Felpax Corporation |
1 |
| Mulberry Railcar |
1 |
| Multi-Service Supply Division |
1 |
| NRE |
1 |
| NSK LTD. |
1 |
| National Steel Car Ltd. |
1 |
| New Jersey Transit Rail Operations |
1 |
| New York Air Brake, LLC |
5 |
| Nippon Steel Corporation |
2 |
| Norfolk Southern Corporation |
1 |
| Northern Plains Rail Services |
1 |
| OMNI Products Inc. |
1 |
| Occidental Chemical Corporation |
2 |
| Olin Corporation |
2 |
| Omega Industries, Inc. |
4 |
| On-Track Railcar Services, Inc. |
1 |
| Ontario Northland Railway |
1 |
| Orgo-Thermit lnc. |
1 |
| PSC Group |
36 |
| Paragon Products, LLC |
1 |
| Penn Machine Company, LLC |
2 |
| Phoenix Bearings, LLC |
1 |
| Procor Limited |
3 |
| Progress Rail |
4 |
| Progress Rail Locomotive |
1 |
| Progress Rail Services |
23 |
| Quality Railcar Solutions, LLC. |
1 |
| Rail Services, Inc. |
1 |
| Railcare, Inc. |
1 |
| Reagent Chemical & Research, LLC. |
3 |
| Red River Air Brake Inc. |
1 |
| Robert Bosch A.G. |
1 |
| Rocla Concrete Tie, Inc. |
3 |
| Roll Form Group |
1 |
| Ronsco Inc. |
2 |
| SKF Engineering and Lubrication India Private Limited |
1 |
| SKF Industrie S.p.A. |
1 |
| Schaeffler India Limited |
1 |
| Servicios Ferroviarios de Norte America, S.A. de C.V. |
1 |
| Servicios Ferroviarios de Norteamerica, S.A. de C.V. |
1 |
| Sherwood Electromotion, Inc. |
2 |
| Southeastern Railway Services, Inc. |
1 |
| Standard Forged Products, LLC |
1 |
| Stella-Jones Corporation |
10 |
| Strato Reconditioning Services |
1 |
| Strato, Inc. |
4 |
| Stucki de Mexico, S. de R.L. de C.V. |
1 |
| Stulz |
1 |
| Swiger Coil Systems, an IPS Company |
1 |
| TF Warren Group, Blastech |
1 |
| TLC Rail Services |
1 |
| TMC Engineering Services |
1 |
| TNT Railcar Services |
2 |
| TTX Company |
5 |
| The Timken Company |
3 |
| Thermit do Brasil |
1 |
| Timken India Limited |
1 |
| TransPar Corporation |
1 |
| Transco Rail Service Field Services |
80 |
| Transco Rail Services Canada Shops Inc. |
1 |
| Transco Rail Services US Inc. |
8 |
| Transitech, Inc. |
1 |
| Transportation Service Inc. |
1 |
| Trinity Rail |
12 |
| TrinityRail |
1 |
| UTLX Manufacturing LLC |
1 |
| Union Pacific Railroad |
3 |
| Union Tank Car Company |
9 |
| Unit Drop Forge Co. Inc. |
1 |
| VLS Environmental Solutions |
10 |
| Victoria Mechanical Services, Inc. |
1 |
| Vulcan Metals Corp |
1 |
| WATCO Switching Services |
1 |
| Wabtec |
2 |
| Wabtec Components LLC dba Aero Transportation Products |
2 |
| Wabtec Components LLC dba Barber Spring Company |
1 |
| Wabtec Components LLC dba Barber Spring Ohio |
1 |
| Wabtec Components LLC dba Cardwell Westinghouse |
1 |
| Wabtec Components LLC dba G&B Specialties |
1 |
| Wabtec Components LLC dba Longwood Elastomers |
1 |
| Wabtec Components LLC dba Sancast |
1 |
| Wabtec Components LLC dba Schaefer Equipment |
1 |
| Wabtec Components LLC dba Wabtec Rubber Products |
1 |
| Wabtec Components LLC dba Young Touchstone |
2 |
| Wabtec Global Services |
3 |
| Wabtec Graham White |
1 |
| Wabtec Passenger Transit |
1 |
| Wabtec Transportation Systems, LLC |
7 |
| Wabtec de Mexico, S. de R.L. de C.V. |
1 |
| Wajax Limited |
1 |
| Walco Electric Company |
1 |
| Watco Mechanical Services |
5 |
| Watco Supply Chain Services |
1 |
| Westlake Natrium LLC. |
1 |
| Wheelworx, LLC |
2 |
