| worchel transport dba prime transport NY | Transportation & Warehousing | 0 | — | A |
| Word & Brown Insurance Administrators, Inc. CA | Finance & Insurance | 1 | $183,121 | — |
| Word And Deed Logistics MI | Transportation & Warehousing | 0 | — | A |
| Word Machinery AR | Manufacturing | 0 | — | A |
| Worden Fire Protection District IL | Public Administration | 0 | — | A |
| Worden Martin Buick GMC and Subaru of Champaign County IL | — | 0 | — | — |
| WordStream MA | — | 0 | — | — |
| Work Market, Inc. NJ | Information & Media | 1 | $132,585 | — |
| Work Now Hawaii HI | Administrative & Waste Services | 0 | — | A |
| Work Realty Advisors, Inc. CA | Real Estate | 1 | $69,368 | — |
| Work Service Corporation TX | Accommodation & Food Services | 0 | — | A |
| Work Services Corporation OK | Administrative & Waste Services | 0 | — | A |
| Work Services Corporation TX | Accommodation & Food Services | 0 | — | C |
| Work Sharp OR | Manufacturing | 0 | — | F |
| Work Skills Corporation MI | Healthcare & Social Assistance | 0 | — | F |
| Work Training Center Inc. CA | Healthcare & Social Assistance | 0 | — | A |
| Work Unlimited OR | Healthcare & Social Assistance | 0 | — | F |
| Work Zone Safety Inc IL | Construction | 0 | — | F |
| Work, Community, Independence, Inc MA | Healthcare & Social Assistance | 0 | — | F |
| WorkandCo International, Inc. NY | Professional & Technical Services | 1 | $110,000 | — |
| Workato Inc. CA | Information & Media | 11 | $136,938 | — |
| WorkCo International LLC DE | Professional & Technical Services | 1 | $189,509 | — |
| WORKCOG INC TX | Professional & Technical Services | 3 | $94,231 | — |
| Workday, Inc. CA | Professional & Technical Services | 171 | $156,667 | — |
| Workera Corp CA | Professional & Technical Services | 1 | $200,000 | — |
| WORKERS COMPENSATION TRUST OF ILLINOIS IL | Manufacturing | 0 | — | F |
| Workers' Compensation Funding Commission KY | Administrative & Waste Services | 0 | — | A |
| WORKERS' COMPENSATION INSURANCE RATING BUREAU OF CALIFORNIA CA | Finance & Insurance | 1 | $111,500 | — |
| Workeyparsons Group Inc. CA | — | 0 | — | — |
| WorkFit Medical, LLC NY | Healthcare & Social Assistance | 0 | — | A |
| Workforce Concepts 21, Inc. NV | Agriculture & Forestry | 0 | — | D |
| Workforce Ecosystems LLC GA | Professional & Technical Services | 1 | $114,800 | — |
| Workforce Enterprises CA | — | 0 | — | — |
| Workforce Escarosa FL | Healthcare & Social Assistance | 0 | — | A |
| Workforce Escarosa, Inc d/b/a CareerSource Escarosa FL | Healthcare & Social Assistance | 0 | — | A |
| Workforce Logiq MD | — | 0 | — | — |
| Workforce Resource Inc. WI | Healthcare & Social Assistance | 0 | — | A |
| WorkForce Unlimited, LLC NC | Administrative & Waste Services | 0 | — | A |
| Workforcecom LLC IL | Information & Media | 1 | $104,000 | — |
| Workfusion, Inc. NY | Professional & Technical Services | 1 | $150,000 | — |
| Workhorse IN | Manufacturing | 0 | — | A |
| Workhorse MI | Manufacturing | 0 | — | A |
| Workhorse OH | Manufacturing | 0 | — | A |
| Workhorse Brewing Company PA | Manufacturing | 0 | — | C |
| Workhorse Cabs, LLC TN | Manufacturing | 0 | — | F |
| Workhorse Custom Chassis LLC Amended IN | — | 0 | — | — |
| Working Nurses Healthcare, LLC FL | Healthcare & Social Assistance | 0 | — | A |
| Workiva, Inc IA | Information & Media | 2 | $174,689 | — |
| WORKIY LLC WY | Professional & Technical Services | 2 | $115,399 | — |
| WORKLANCE INC. IL | Professional & Technical Services | 1 | $141,440 | — |