| Walker Hackensack Akeley School MN | Educational Services | 0 | — | C |
| Walker Healthforce, LLC MI | Professional & Technical Services | 1 | $124,800 | — |
| Walker Industries, Ltd. HI | Manufacturing | 0 | — | F |
| Walker J Walker TN | Construction | 0 | — | A |
| Walker Lumber Company Inc PA | Wholesale Trade | 0 | — | A |
| Walker Manufacturing Company CO | Manufacturing | 0 | — | B |
| Walker Marine LLC MN | Retail Trade | 0 | — | A |
| Walker Mechanical Contractors KY | Construction | 0 | — | B |
| Walker Methodist MN | Healthcare & Social Assistance | 0 | — | F |
| Walker MFG IN | Manufacturing | 0 | — | C |
| Walker Midwest, LLC IL | Manufacturing | 0 | — | F |
| Walker Place IL | Agriculture & Forestry | 0 | — | F |
| Walker Products, Inc CA | Manufacturing | 0 | — | A |
| Walker Products, Inc CO | Manufacturing | 0 | — | A |
| Walker Products, Inc FL | Manufacturing | 0 | — | F |
| Walker Products, Inc MO | Manufacturing | 0 | — | C |
| Walker Rehabilitation MN | — | 0 | — | — |
| Walker Rehabilitation Center AL | Healthcare & Social Assistance | 0 | — | F |
| Walker Tape CO UT | Manufacturing | 0 | — | B |
| Walker Tool & Die, Inc. MI | Manufacturing | 0 | — | A |
| Walker Tree Care Inc NY | Administrative & Waste Services | 0 | — | A |
| Walker West, LLC CA | Manufacturing | 0 | — | F |
| Walker White Inc SC | Construction | 0 | — | D |
| Walker Windows, LLC CA | Construction | 0 | — | F |
| Walker Zanger, Inc. CA | Retail Trade | 0 | — | F |
| Walker's Food Products Company MO | Manufacturing | 0 | — | F |
| Walker's Furniture, Inc. ID | Retail Trade | 0 | — | A |
| Walker's Furniture, Inc. OR | Retail Trade | 0 | — | F |
| Walker's Furniture, Inc. WA | Retail Trade | 0 | — | F |
| Walker, Inc. MA | Healthcare & Social Assistance | 0 | — | F |
| Walker-Clay, Inc. MA | Professional & Technical Services | 0 | — | A |
| Walkers Food Products Company MO | Manufacturing | 0 | — | F |
| Walkers Shortbread NY | Wholesale Trade | 0 | — | A |
| Walkin' Dog MN | — | 0 | — | — |
| WALKING BY FAITH INC. DBA WECK'S NM | Accommodation & Food Services | 0 | — | B |
| WALKING BY FAITH INC. DBA WECK'S TX | Accommodation & Food Services | 0 | — | A |
| Walking by Faith Inc. dba Weck's/Weck's Select NM | Accommodation & Food Services | 0 | — | C |
| Walking Urgent Care, Inc. FL | Healthcare & Social Assistance | 0 | — | A |
| Walksonwood LLC TX | Professional & Technical Services | 1 | $57,491 | — |
| WALKUP COMPANY TX | Manufacturing | 0 | — | D |
| Walkwater Technologies Inc CA | Professional & Technical Services | 3 | $122,027 | — |
| Wall Assemblies AZ | Construction | 0 | — | A |
| Wall Brothers Glass TN | Construction | 0 | — | A |
| Wall Colmonoy Corporation NM | Manufacturing | 0 | — | D |
| Wall Colmonoy Corporation OH | Manufacturing | 0 | — | F |
| Wall Colmonoy Corporation OK | Manufacturing | 0 | — | F |
| Wall Coop Gin TX | Agriculture & Forestry | 0 | — | A |
| Wall Lenk Corporation NC | Manufacturing | 0 | — | A |
| WALL STREET CONSULTING SERVICES LLC NJ | Professional & Technical Services | 13 | $80,286 | — |
| Wall Street Manager, LLC NY | Accommodation & Food Services | 0 | — | A |