| Company | State | Location | Workers | Notice date |
| United Airlines | NJ | Newark | 3,899 | 2021-01-01 |
| Bicycle Casino | CA | Bell Gardens, Los Angeles County | 1,500 | 2021-01-04 |
| Cohn Restaurant Group | CA | San Diego, San Diego County | 758 | 2021-01-22 |
| LAZ Parking California | CA | San Diego, San Diego County | 657 | 2021-01-21 |
| MGM National Harbor | MD | 101 MGM National Avenue Oxon Hill, MD 20745 | 518 | 2021-01-06 |
| Lucky Chances Casino | CA | Colma, San Mateo County | 489 | 2021-01-05 |
| Olympia Medical Center | CA | Los Angeles, Los Angeles County | 451 | 2021-01-08 |
| Peco Foods, Inc. Canton (Madison) | MS | — | 434 | 2021-01-08 |
| Larry Flynt's Hustler Casino | CA | Gardena, Los Angeles County | 411 | 2021-01-14 |
| II Fornaio America | CA | Corte Madera, Marin County | 347 | 2021-01-06 |
| Hollywood Park Casino | CA | Inglewood, Los Angeles County | 328 | 2021-01-06 |
| Premium Brands Services | CA | Riverside, Riverside County | 314 | 2021-01-28 |
| Ridgewells | MD | 5525 Dorsey Lane Bethesda, MD 20816 | 278 | 2021-01-11 |
| Sutter Health | CA | Mather, Sacramento County | 277 | 2021-01-28 |
| Macy's Retail Holdings | IL | Chicago, 835 N Michigan Ave Lobby 5 | 276 | 2021-01-06 |