EXHIBIT 21 SUBSIDIARIES OF WERNER ENTERPRISES, INC. ---------------------------------------- JURISDICTION OF SUBSIDIARY ORGANIZATION ------------------ --------------- 1. Werner Leasing, Inc. Nebraska 2. Gra-Gar, LLC Delaware 3. Drivers Management, LLC Delaware 4. Werner Management, Inc. Nebraska 5. Frontier Clinic, Inc. Nebraska 6. Fleet Truck Sales, Inc. Nebraska 7. Werner Global Logistics, Inc. Nebraska 8. Werner Transportation, Inc. Nebraska 9. Werner de Mexico, S. de R.L. de C.V. Mexico 10. Werner Enterprises Canada Corporation Canada 11. Werner Cycle Works, Inc. Nebraska 12. Werner Leasing de Mexico, S. de R.L. de C.V. Mexico 13. Werner Global Logistics U.S., LLC Nebraska 14. Werner Global Logistics (Barbados), SRL Barbados 15. Werner Global Logistics (Shanghai), Co., Ltd. China 16. Werner Global Logistics-Hong Kong Limited Hong Kong 17. Werner Fleet Truck Sales, Inc. Nebraska 18. WECC, Inc. Nebraska 19. Werner Global Logistics Mexico, S. de R.L. de C.V. Mexico