| Rite Aid WARN | May 5, 2025 | 15 | — | Cheektowaga, NY | — |
| Rite Aid WARN | May 5, 2025 | 12 | — | Cheektowaga, NY | — |
| Rite Aid WARN | May 5, 2025 | 13 | — | Cheektowaga, NY | — |
| Sweetworks Confections WARN | June 21, 2023 | 160 | — | Cheektowaga, NY | — |
| PharMerica WARN | June 28, 2022 | 36 | — | Cheektowaga, NY | — |
| Venture Forthe WARN | April 8, 2020 | 3 | — | Cheektowaga, NY | — |
| DSM California, LLC and Foroz Associates WARN | April 1, 2020 | 57 | — | Cheektowaga, NY | — |
| Ingersoll Rand WARN | April 30, 2019 | 228 | — | Cheektowaga, NY | — |
| Special Funds Conservation Committee WARN | July 13, 2018 | 10 | — | Cheektowaga, NY | — |
| Command Security WARN | June 1, 2017 | 34 | — | Cheektowaga, NY | — |
| Auburn Armature WARN | April 21, 2017 | 26 | — | Cheektowaga, NY | — |
| Sears, Roebuck and WARN | December 27, 2016 | 76 | — | Cheektowaga, NY | — |
| Sears WARN | September 16, 2016 | 101 | — | Cheektowaga, NY | — |
| Ahold WARN | January 14, 2016 | 18 | — | Cheektowaga, NY | — |
| The Hospice House/The Center for Hospice & Palliative Care WARN | October 17, 2012 | 15 | — | Cheektowaga, NY | — |
| The Hospice Inpatient Unit/The Center for Hospice & Palliative Care WARN | October 17, 2012 | 45 | — | Cheektowaga, NY | — |
| Hostess Brands WARN | May 7, 2012 | 3 | — | Cheektowaga, NY | — |
| Hostess Brands WARN | May 7, 2012 | 1 | — | Cheektowaga, NY | — |
| State Farm WARN | December 15, 2011 | 5 | — | Cheektowaga, NY | — |
| American Axle & Manufacturing WARN | November 22, 2011 | 83 | — | Cheektowaga, NY | — |
| Time Warner Cable WARN | August 10, 2011 | 33 | — | Cheektowaga, NY | — |
| Prestige Maintenance USA Target Department Store #1014 WARN | July 25, 2011 | 4 | — | Cheektowaga, NY | — |
| Flextronics Americas WARN | June 1, 2011 | 5 | — | Cheektowaga, NY | — |
| CC Retail. LLC/Ultimate Acquisition Partners, L.P. Ultimate Electronics Store WARN | February 22, 2011 | 36 | — | Cheektowaga, NY | — |
| Paul Rosa, Inc. d/b/a Rosa's Home Stores WARN | December 9, 2010 | 30 | — | Cheektowaga, NY | — |
| Gibraltar Strip Steel WARN | February 3, 2010 | 78 | — | Cheektowaga, NY | — |
| Buffalo CML WARN | July 21, 2009 | 79 | — | Cheektowaga, NY | — |
| Worldwide Flight Services, Inc. c/o Northwest Airlines WARN | March 4, 2009 | 25 | — | Cheektowaga, NY | — |
| Circuit City Stores WARN | January 21, 2009 | 53 | — | Cheektowaga, NY | — |