5. WESCO International (Industrial)
6. HD Supply
9. Fastenal
11. MRC Global
12. Winsupply
14. Distribution NOW
15. Applied Industrial Technologies
17. Border States (Industrial)
20. F.W. Webb
21. Kaman Industrial Technologies
22. DXP Enterprises
23. Edgen Murray
25. Turtle & Hughes
26. Bearing Distributors Inc. (BDI)
27. Essendant (Industrial Supplies)
28. FCX Performance
29. EWIE Group
31. Targray
32. R.S. Hughes
34. SBP Holdings
35. Lawson Products
36. Hisco
37. Endries International, Inc.
38. DGI Supply - a DoALL Company
39. Kimball Midwest
41. Crescent Electric (Industrial)
42. Hydradyne
45. Bisco Industries
46. Fairmont Supply
48. Cummins-Wagner