| Compass WARN | September 17, 2025 | 192 | — | Plattsburgh, NY | — |
| Wabtec WARN | July 17, 2025 | 36 | — | Plattsburgh, NY | — |
| Nova Bus US WARN | July 19, 2024 | 199 | — | Plattsburgh, NY | — |
| SpencerARL New York WARN | July 9, 2024 | 103 | — | Plattsburgh, NY | — |
| Centerra WARN | August 8, 2023 | 4 | — | Plattsburgh, NY | — |
| SterRX WARN | July 26, 2023 | 17 | — | Plattsburgh, NY | — |
| SterRX WARN | July 26, 2023 | 144 | — | Plattsburgh, NY | — |
| Prevost Car WARN | July 14, 2022 | 53 | — | Plattsburgh, NY | — |
| AQ Wiring Systems NY WARN | June 30, 2022 | 58 | — | Plattsburgh, NY | — |
| Christopher's Restaurant Inc. dba Comfort Inn and Suites, Eclipse Fitness and Spa, Perkins, Plattsburgh Brewing, Champ's Fun City WARN | April 3, 2020 | 131 | — | Plattsburgh, NY | — |
| SpencerARL New York WARN | March 23, 2020 | 107 | — | Plattsburgh, NY | — |
| IntraPac International WARN | September 12, 2019 | 83 | — | Plattsburgh, NY | — |
| K-mart Store #07044 WARN | January 4, 2018 | 67 | — | Plattsburgh, NY | — |
| Global Brands WARN | September 29, 2017 | 49 | — | Plattsburgh, NY | — |
| Sears Holdings Management WARN | April 21, 2016 | 56 | — | Plattsburgh, NY | — |
| Prevost Car WARN | January 15, 2016 | 52 | — | Plattsburgh, NY | — |
| Fujitsu Frontech North American WARN | February 3, 2015 | 38 | — | Plattsburgh, NY | — |
| ICF Macro/ICF International WARN | October 25, 2012 | 65 | — | Plattsburgh, NY | — |
| Flextronics Americas WARN | June 1, 2011 | 4 | — | Plattsburgh, NY | — |
| Wyeth Pharmaceuticals WARN | June 30, 2010 | 7 | — | Plattsburgh, NY | — |
| Wyeth Pharmaceuticals WARN | November 25, 2009 | — | — | Plattsburgh, NY | — |
| Bombardier Transportation WARN | September 21, 2009 | 200 | — | Plattsburgh, NY | — |
| Sodexo WARN | April 30, 2008 | 122 | — | Plattsburgh, NY | — |
| Bombardier Transportation WARN | September 22, 2006 | 264 | — | Plattsburgh, NY | — |