A.Duie Pyle, Inc.
A&R Logistics, Inc.*
Altom Transport, Inc.
American Commercial Lines*
APL Logistics*
Atlantic Bulk Carriers
BDP International*
BNSF*
Bork Transport, Inc. of Illinois*
Canadian National Railway Company*
Canadian Pacific Railway Company*
CBSL Transportation Services, Inc.
Celadon Trucking Services, Inc.
Central Freight Lines, Inc.
CH Robinson Worldwide
Coal City Cob, Inc./DFW Tank Cleaning
Con-way Freight*
Dana Transportation Companies*
Devall Towing & Boat Service*
DF Young
Dupré Logistics, LLC *
Empire Express, Inc.*
Enterprise Transportation Company
Expeditors International of Washington, Inc.
Flexitank, Inc.
GATX Rail*
GLS Transport, Inc.
Groendyke Transport, Inc.
Grupo Transmerquim S.A.
HazMat Environmental Group, Inc.*
Heniff Transportation Systems, Inc.
Hillcrest Transportation, Inc.
Highway Transport Logistics, Inc.*
Ingram Barge Company*
Inland Star Distribution Centers, Inc.*
Kansas City Southern Railway Company*
Kinder Morgan Liquids Terminal*
Kirby Corporation*
Lacy’s Express, Inc.*