| Company | City | State | Country |
| A & R Transport, Inc. | Joliet | IL | USA |
| A. J. Weigand Inc. | Dover | OH | USA |
| A. P. Marquardt, Inc. | Groton | CT | USA |
| Alaska West Express | Anchorage | AK | USA |
| All Chemical Transport Corp. | Lakewood | NJ | USA |
| Altom Transport, Inc. | Chicago | IL | USA |
| Andrews Logistics, Inc. | Irving | TX | USA |
| Andrews Transport LP | Fort Worth | TX | USA |
| Apolis Transport Inc. | Peotone | IL | USA |
| Associated Petroleum Carriers Inc. | Spartanburg | SC | USA |
| Atlantic Bulk Carrier Corporation | Providence Forge | VA | USA |
| B & B Transport Inc. | Lamoureux | QB | CANADA |
| B-H Transfer Company | Sandersville | GA | USA |
| Baltimore Tank Lines, Inc. | Baltimore | MD | USA |
| Barnett Transportation, Inc. | Juneau | WI | USA |
| Basin Western, Inc. | Roosevelt | UT | USA |
| Blue Flash Express LLC | Zachary | LA | USA |
| Bork Transport of Illinois | Summit | IL | USA |
| Brewer Petroleum Service, Inc. | Revere | MA | USA |
| BRT, Inc. | Parkesburg | PA | USA |
| Bridgeland Terminals Ltd. | Elmira | ON | CANADA |
| Buesing Bulk Transport Inc. | Long Lake | MN | USA |
| Bulk Logistics, Inc | Milwaukee | WI | USA |
| Bulk Transportation | Walnut | CA | USA |
| Bulkmatic Transport Company | Griffith | IN | USA |
| Button Transportation Inc. | Dixon | CA | USA |
| C. White & Son, Inc. | Rocky Hill | CT | USA |
| California Tank Lines Inc. | Stockton | CA | USA |
| Carbon Express, Inc. | Wharton | NJ | USA |
| Carlile Transportation Systems, Inc. | Anchorage | AK | USA |
| Carry Transit | Oak Brook | IL | USA |
| Chemical South Transport | Garden City | GA | USA |
| CLI Transport, LP | Altoona | PA | USA |
| Cliff Viessman, Inc. | Gary | SD | USA |
| Coal City Cob Co., Inc. | Avalon | TX | USA |
| Coastal Carriers of Connecticut | Ansonia | CT | USA |
| Coastal Transport Co., Inc. | San Antonio | TX | USA |
| Commercial Transport, Inc. | Belleville | IL | USA |
| Cooney's Farm Services, Ltd. | High River | AB | CANADA |
| Cox Petroleum Transport | Bakersfield | CA | USA |
| Crossett Inc. | Warren | PA | USA |
| D. J. Cronin, Inc. | E Providence | RI | USA |
| Dana Companies | Avenel | NJ | USA |
| Delaware Express Company | Elkton | MD | USA |
| Dew Transport Co. | Delco | NC | USA |
| Dibble Trucking Inc. | Gardner | IL | USA |
| Diesel Transport, Inc. | Windber | PA | USA |
| Dillon Transport, Inc. | Burr Ridge | IL | USA |
| DistTech Inc. | Newbury | OH | USA |
| Dixon Bros. Inc. | Newcastle | WY | USA |
| Dupre' Transport Inc. | Lafayette | LA | USA |
| E.J. Wyson Trucking Inc. | Westminster | MA | USA |
| Eagle Transport Corporation | Rocky Mount | NC | USA |
| Ee-Jay Motor Transports, Inc. | East St. Louis | IL | USA |
| Eldredge Inc. | West Chester | PA | USA |
| Elliott Truck Line, Inc. | Vinita | OK | USA |
| Elvin L. Knollman, Inc | Versailles | IN | USA |
| Enterprise Transportation Company | Houston | TX | USA |
| Ergon Trucking Inc. | Jackson | MS | USA |
