| W&O Supply, Inc. AL | Wholesale Trade | 0 | — | A |
| W&O Supply, Inc. NJ | Wholesale Trade | 0 | — | A |
| W&P Ventures LLC dba PuroClean of Lafayette IN | Construction | 0 | — | A |
| W&W and Sons Contractors, Inc. PA | Construction | 0 | — | A |
| W&W Dairy, LLC WI | Manufacturing | 0 | — | F |
| W&W Fiberglass Tank Co TX | Manufacturing | 0 | — | A |
| W&W Hardwoods Inc KY | Manufacturing | 0 | — | F |
| W&W INTERNATIONAL CONSULTING LLC MI | Professional & Technical Services | 1 | $72,030 | — |
| W&W Steel Erectors, LLC. NY | Construction | 0 | — | D |
| W&W-AFCO Steel LLC OK | Manufacturing | 0 | — | D |
| W&W-AFCO Steel LLC TX | Manufacturing | 0 | — | C |
| W&W|AFCO Steel LLC AL | Manufacturing | 0 | — | F |
| W&W|AFCO Steel LLC AR | Manufacturing | 0 | — | A |
| W&W|AFCO Steel LLC CO | Manufacturing | 0 | — | D |
| W&W|AFCO Steel LLC NC | Manufacturing | 0 | — | C |
| W&W|AFCO Steel LLC VA | Manufacturing | 0 | — | A |
| W+D North America, Inc. KS | Manufacturing | 0 | — | A |
| W-Brown Enterprises, INC OK | Construction | 0 | — | F |
| W-L Construction & Paving, Inc. VA | Construction | 0 | — | A |
| W-NeWeb Corporation CA | Wholesale Trade | 1 | $165,000 | — |
| W-S Industrial Services, Inc IA | Construction | 0 | — | A |
| W-S Mechanical Group, LLC IA | Construction | 0 | — | A |
| W-S Mechanical Group, LLC OK | Construction | 0 | — | A |
| W-S Specialty Services, LLC IA | Construction | 0 | — | A |
| W-S Specialty Services, LLC TX | Construction | 0 | — | A |
| W-W Capital Corporation OK | Manufacturing | 0 | — | F |
| W. A. Richardson Builders, LLC NV | Construction | 0 | — | A |
| W. A. Wilson & Sons, Inc WV | Retail Trade | 0 | — | D |
| W. Atlee Burpee Company PA | Agriculture & Forestry | 0 | — | B |
| W. C. Striegel Inc CO | Construction | 0 | — | A |
| W. Craig Adams PA | Construction | 0 | — | A |
| W. D. Gott Construction Co. CA | Construction | 0 | — | A |
| W. Douglass Distributing TX | Wholesale Trade | 0 | — | D |
| W. F. HAYWARD COMPANY CA | Construction | 0 | — | A |
| W. G. Dale Electric Co. WY | Construction | 0 | — | A |
| W. G. Daley, Inc VT | Retail Trade | 0 | — | A |
| W. G. Yates & Sons Construction Company MS | Manufacturing | 0 | — | B |
| W. G. Yates and Sons Construction Co. MS | Construction | 2 | $83,901 | — |
| W. Gardner, LLC FL | Construction | 0 | — | A |
| W. Gohman Construction Co. MN | Construction | 0 | — | F |
| W. International SC, LLC SC | Manufacturing | 0 | — | F |
| W. J. Barnes Electric LA | Construction | 0 | — | F |
| W. J. Burke Electric Company, Inc. IL | Construction | 0 | — | A |
| W. James Taylor, Inc. d/b/a Jim Taylor, Inc. IL | Construction | 0 | — | A |
| W. L. Butler CA | Construction | 0 | — | A |
| W. L. Gore & Associates Inc. DE | Wholesale Trade | 1 | $144,760 | — |
| W. L. Rubottom CA | Manufacturing | 0 | — | A |
| W. Lee Flowers & Co., Inc. SC | Wholesale Trade | 0 | — | F |
| W. M. Barr and Company Inc. TN | Manufacturing | 0 | — | C |
| W. M. DAVIS, INC. MD | Construction | 0 | — | A |