| Willie's Grill & Icehouse. TX | — | 0 | — | — |
| WILLIE'S LABOR & HAULING CO., INC. NC | Agriculture & Forestry | 0 | — | A |
| Willier Electric Motor Repair Co., Inc. NJ | Other Services | 0 | — | A |
| Williford Houston & Co., CPAs, PLLC NC | Professional & Technical Services | 1 | $95,500 | — |
| Willimantic Hauling CT | Administrative & Waste Services | 0 | — | F |
| Willing and Moser, an Accountancy Corporation CA | Professional & Technical Services | 1 | $64,917 | — |
| Willingboro Board of Education NJ | Educational Services | 0 | — | F |
| Willingway GA | Healthcare & Social Assistance | 0 | — | F |
| Willis A. Smith Construction, Inc. FL | Construction | 0 | — | A |
| Willis Americas Administration Inc. NY | Professional & Technical Services | 1 | $177,272 | — |
| Willis Business Inc. TX | Retail Trade | 0 | — | D |
| Willis Cadillac IA | Retail Trade | 0 | — | A |
| Willis Construction Co., Inc. CA | Manufacturing | 0 | — | F |
| Willis Custom Yachts FL | Manufacturing | 0 | — | F |
| Willis Dady Emergency Shelter, Inc. IA | Healthcare & Social Assistance | 0 | — | A |
| Willis Energy Transfer LLC IL | Transportation & Warehousing | 0 | — | A |
| Willis Enterprises WA | Manufacturing | 0 | — | F |
| WILLIS FORD DE | Retail Trade | 0 | — | F |
| Willis Knighton Medical Center, Inc. LA | Healthcare & Social Assistance | 7 | $230,671 | — |
| Willis Land Rover Jaguar Mini & Volvo IA | Retail Trade | 0 | — | D |
| Willis lease finance corporation. FL | Real Estate | 0 | — | F |
| Willis Mechanical Inc. GA | Construction | 0 | — | A |
| WILLIS NORTH AMERICA INC. NY | Professional & Technical Services | 1 | $140,000 | — |
| WILLIS TOWERS WATSON US LLC NY | Professional & Technical Services | 24 | $125,204 | — |
| Willis-Knighton Health System LA | Healthcare & Social Assistance | 0 | — | D |
| Willis-Knighton Medical Center, Inc. LA | Healthcare & Social Assistance | 2 | $347,100 | D |
| Williston Care Center FL | Healthcare & Social Assistance | 0 | — | F |
| Williston Rescue Squad SC | — | 0 | — | — |
| Williston State College ND | Educational Services | 2 | $73,788 | — |
| Willits Block 12 LLC CO | Accommodation & Food Services | 0 | — | A |
| Willjo, Inc. IL | Retail Trade | 0 | — | B |
| Willkie Farr & Gallagher LLP DC | Professional & Technical Services | 1 | $310,000 | — |
| Willkie Farr & Gallagher LLP NY | Professional & Technical Services | 12 | $63,552,083 | — |
| Willkomm Excavating & Grading, Inc WI | Construction | 0 | — | A |
| Willman DDS Professional IL | Healthcare & Social Assistance | 1 | $174,990 | — |
| Willmar Electric Service Corp MN | Construction | 0 | — | D |
| Willmar Municipal Utilities MN | Utilities | 0 | — | F |
| Willmar Public School Independent School District MN | Educational Services | 1 | $58,361 | — |
| Willmar Public Schools MN | Educational Services | 0 | — | D |
| Willmeng Construction, Inc. AZ | Construction | 8 | $84,622 | A |
| Willoughby Contraction LLC FL | Construction | 0 | — | A |
| Willoughby Farms, Inc. CA | Agriculture & Forestry | 0 | — | A |
| Willoughby Industries, Inc. IN | Manufacturing | 0 | — | C |
| Willow (CPES) AZ | — | 0 | — | — |
| WILLOW ADVISORY GROUP LLC DE | Management of Companies | 1 | $114,400 | — |
| Willow Bend Farm NY | Agriculture & Forestry | 0 | — | D |
| Willow Brook Christian Communities OH | Healthcare & Social Assistance | 0 | — | F |
| Willow Brooke Senior Living WI | Healthcare & Social Assistance | 0 | — | F |
| Willow Construction, LLC MD | Construction | 0 | — | D |
| Willow Creek Apartments AL | Real Estate | 0 | — | A |