| Rite Aid WARN | May 5, 2025 | 9 | — | Williamsville, NY | — |
| Rite Aid WARN | May 5, 2025 | 14 | — | Williamsville, NY | — |
| Rite Aid WARN | May 5, 2025 | 8 | — | Williamsville, NY | — |
| Tri Cor Direct Incorporated, an affiliate of Brady WARN | February 27, 2025 | 112 | — | Williamsville, NY | — |
| Evans Bank, National Association WARN | January 23, 2025 | 64 | — | Williamsville, NY | — |
| Life Storage WARN | June 12, 2023 | 177 | — | Williamsville, NY | — |
| Yellow Corporation, through its subsidiary New Penn Motor Express LLC and YRC Enterprise WARN | February 27, 2023 | 120 | — | Williamsville, NY | — |
| American Steamship WARN | February 19, 2021 | 95 | — | Williamsville, NY | — |
| Gross Polowy WARN | May 22, 2020 | 146 | — | Williamsville, NY | — |
| American Steamship WARN | April 20, 2020 | 175 | — | Williamsville, NY | — |
| Scott's Buffalo Suites WARN | March 27, 2020 | 24 | — | Williamsville, NY | — |
| AmTrust Financial WARN | October 23, 2019 | 39 | — | Williamsville, NY | — |
| Sears, Roebuck and Co. Full Line Store #01504 WARN | September 20, 2018 | 65 | — | Williamsville, NY | — |
| PHH Mortgage WARN | September 27, 2017 | 2 | — | Williamsville, NY | — |
| ADP WARN | July 14, 2017 | 25 | — | Williamsville, NY | — |
| PHH Mortgage WARN | June 19, 2017 | 1 | — | Williamsville, NY | — |
| PHH Mortgage WARN | May 19, 2017 | 1 | — | Williamsville, NY | — |
| PHH Mortgage WARN | April 21, 2017 | 7 | — | Williamsville, NY | — |
| PHH Mortgage WARN | March 17, 2017 | 69 | — | Williamsville, NY | — |
| PHH Mortgage WARN | December 15, 2016 | 80 | — | Williamsville, NY | — |
| Dex Media WARN | September 29, 2016 | 57 | — | Williamsville, NY | — |
| PHH Mortgage WARN | September 15, 2016 | 91 | — | Williamsville, NY | — |
| Buffalo Cardiology and Pulmonary Associates, P.C WARN | April 6, 2016 | 119 | — | Williamsville, NY | — |
| Macy's Eastern Hills Store WARN | January 6, 2016 | 80 | — | Williamsville, NY | — |
| Allstate Insurance Company/Allstate Buffalo Market Claim Office WARN | September 17, 2013 | 48 | — | Williamsville, NY | — |
| Syms Corp/ Filene's Basement WARN | November 7, 2011 | 21 | — | Williamsville, NY | — |
| Prestige Maintenance USA Target Department Store #1011 WARN | July 25, 2011 | 2 | — | Williamsville, NY | — |
| American Steamship WARN | July 16, 2010 | 305 | — | Williamsville, NY | — |
| American Steamship WARN | December 23, 2009 | 319 | — | Williamsville, NY | — |
| American Steamship WARN | July 8, 2009 | 204 | — | Williamsville, NY | — |
| American Steamship WARN | March 18, 2009 | 493 | — | Williamsville, NY | — |