| Western Towing of Phoenix, Inc. AZ | Transportation & Warehousing | 0 | — | A |
| Western Trades Construction, Inc. NV | Construction | 0 | — | F |
| Western Trailer Co ID | Manufacturing | 0 | — | F |
| Western Trailer Sales Co. Inc. ID | Wholesale Trade | 0 | — | A |
| Western Trailer Sales Co. Inc. WA | Wholesale Trade | 0 | — | D |
| WESTERN TRAILER SALES CO. INC. - BOISE ID | Other Services | 0 | — | C |
| Western Trailers ID | Manufacturing | 0 | — | F |
| Western Trails Sports Post NE | — | 0 | — | — |
| Western Transit Systems Inc. CA | — | 0 | — | — |
| WESTERN TRANSPORT, INC. ID | Transportation & Warehousing | 0 | — | A |
| Western Tube and Conduit CA | — | 0 | — | — |
| Western Union MO | — | 0 | — | — |
| Western Union, LLC CA | — | 0 | — | — |
| Western Union, LLC CO | Finance & Insurance | 35 | $155,241 | — |
| Western Union, LLC FL | — | 0 | — | — |
| Western Union, LLC and Western Union Business Solutions USA NJ | — | 0 | — | — |
| Western University of Health Sciences CA | Educational Services | 2 | $99,004 | — |
| Western Utility Telecom OR | Manufacturing | 0 | — | F |
| Western VA Water Authority VA | Construction | 0 | — | F |
| Western Valley Cutsock, Inc. OR | Manufacturing | 0 | — | F |
| Western Van Lines WA | Transportation & Warehousing | 0 | — | F |
| Western Veneer & Slicing Inc. OR | Manufacturing | 0 | — | F |
| Western Virginia Water Authority VA | Utilities | 0 | — | A |
| Western Walls AZ | Construction | 0 | — | D |
| Western Warehouse CA | Manufacturing | 0 | — | A |
| Western Washington University WA | Educational Services | 6 | $88,183 | — |
| Western Waste Services, Inc. ID | Administrative & Waste Services | 0 | — | C |
| Western Water CA | Construction | 0 | — | A |
| Western Water Features, Inc. CA | Construction | 0 | — | A |
| Western Water Technologies, LLC AZ | Manufacturing | 0 | — | A |
| Western Window Holding Inc. CA | Manufacturing | 0 | — | F |
| Western Window Systems AZ | Manufacturing | 0 | — | F |
| Western Wire Products Company MO | Manufacturing | 0 | — | F |
| WESTERN WIRE WORKS, INC OR | Manufacturing | 0 | — | F |
| WESTERN WIRE WORKS, INC TN | Manufacturing | 0 | — | A |
| Western Wireline CA | Mining & Extraction | 0 | — | D |
| Western Woods Inc. CA | Wholesale Trade | 0 | — | C |
| Western World Insurance Company NJ | Finance & Insurance | 1 | $171,000 | — |
| Western Youth Services CA | Healthcare & Social Assistance | 0 | — | F |
| Western's Smokehouse, LLC MO | Manufacturing | 0 | — | F |
| Western/Induspac Packaging Group CA | — | 0 | — | — |
| Westernacher & Partner Consulting, Inc. MA | Professional & Technical Services | 7 | $147,571 | — |
| Westervelt Lumber AL | Manufacturing | 0 | — | A |
| Westerwood Global NY | Professional & Technical Services | 0 | — | F |
| WesTex Coop Gin - O'Donnell TX | Agriculture & Forestry | 0 | — | A |
| Westex Cooperative Gin TX | Agriculture & Forestry | 0 | — | F |
| Westex Security Services, Inc. TX | — | 0 | — | — |
| Westfalia Fruit Marketing, USA, LLC CA | Agriculture & Forestry | 0 | — | C |
| Westfalia Technologies, Inc. PA | Manufacturing | 0 | — | C |
| Westfall Construction Inc FL | Construction | 0 | — | F |