| Williams Plastics LLC IN | Manufacturing | 0 | — | F |
| Williams Plating Company, Inc NC | Manufacturing | 0 | — | A |
| Williams Plumbing and Heating MT | Construction | 0 | — | F |
| Williams Produce, Inc. GA | Agriculture & Forestry | 0 | — | A |
| Williams Professional Painting Inc. VA | Construction | 0 | — | F |
| Williams Realty & Building Company NC | Construction | 0 | — | A |
| Williams Restoration & Waterproofing. Inc. TN | Construction | 0 | — | F |
| Williams Sausage Company TN | Manufacturing | 0 | — | C |
| Williams Scotsman CO | Real Estate | 0 | — | F |
| Williams Scotsman CT | Real Estate | 0 | — | A |
| Williams Scotsman GA | Real Estate | 0 | — | A |
| Williams Scotsman HI | Real Estate | 0 | — | F |
| Williams Scotsman MN | Real Estate | 0 | — | A |
| Williams Scotsman NC | Real Estate | 0 | — | A |
| Williams Scotsman NH | Real Estate | 0 | — | A |
| Williams Scotsman NJ | Real Estate | 0 | — | A |
| Williams Scotsman OK | Real Estate | 0 | — | A |
| Williams Scotsman PA | Real Estate | 0 | — | A |
| Williams Scotsman TX | Real Estate | 0 | — | D |
| Williams Scotsman Inc CA | Real Estate | 0 | — | C |
| Williams Scotsman Inc IL | Real Estate | 0 | — | C |
| Williams Scotsman Inc IN | Real Estate | 0 | — | A |
| Williams Scotsman Inc LA | Real Estate | 0 | — | C |
| Williams Scotsman Inc NY | Real Estate | 0 | — | A |
| Williams Scotsman Inc SC | Real Estate | 0 | — | A |
| Williams Scotsman Inc UT | Real Estate | 0 | — | D |
| Williams Scotsman Inc WA | Real Estate | 0 | — | A |
| Williams Scotsman Inc. FL | Real Estate | 0 | — | A |
| Williams Scotsman Inc. MD | Real Estate | 0 | — | F |
| Williams Scotsman Inc. NE | Real Estate | 0 | — | D |
| Williams Scotsman Inc. OH | Real Estate | 0 | — | A |
| Williams Scotsman Inc. OR | Real Estate | 0 | — | A |
| Williams Scotsman, Inc. AZ | Real Estate | 5 | $146,129 | A |
| Williams Sonoma Inc CA | Transportation & Warehousing | 0 | — | F |
| Williams Sonoma Inc. AZ | Transportation & Warehousing | 0 | — | F |
| Williams Sonoma Inc. NJ | Transportation & Warehousing | 0 | — | A |
| Williams Sonoma, Inc. TX | — | 0 | — | — |
| Williams Steel Company TN | Manufacturing | 0 | — | F |
| Williams steel Erection Company, INC. VA | Construction | 0 | — | F |
| Williams Tank Lines CA | Transportation & Warehousing | 0 | — | B |
| Williams Tool, Inc NY | Manufacturing | 0 | — | F |
| Williams Transportation, Inc. NE | Transportation & Warehousing | 0 | — | A |
| Williams Tree Company IN | Administrative & Waste Services | 0 | — | D |
| Williams Trucking of the Carolinas LLC SC | Transportation & Warehousing | 0 | — | A |
| Williams United Logistics, LLC FL | Transportation & Warehousing | 0 | — | B |
| Williams WPC-I, LLC OK | Transportation & Warehousing | 3 | $126,467 | — |
| Williams, RDM TX | Manufacturing | 0 | — | F |
| Williams-Sonoma Direct, Inc. CA | — | 0 | — | — |
| Williams-Sonoma Inc. MA | Transportation & Warehousing | 0 | — | A |
| Williams-Sonoma Inc. NJ | Transportation & Warehousing | 0 | — | C |