| PL Developments WARN | August 18, 2025 | 94 | — | Westbury, NY | — |
| Rite Aid WARN | May 5, 2025 | 17 | — | Westbury, NY | — |
| Metpar WARN | July 15, 2024 | 40 | — | Westbury, NY | — |
| David's Bridal WARN | April 14, 2023 | — | — | Westbury, NY | — |
| Spectronics WARN | June 25, 2020 | 45 | — | Westbury, NY | — |
| Brush Hollow Inn LLC dba Viana Hotel and Spa WARN | June 15, 2020 | 19 | — | Westbury, NY | — |
| Century 21 Department Stores WARN | June 9, 2020 | 75 | — | Westbury, NY | — |
| Audio Command Systems WARN | April 20, 2020 | 70 | — | Westbury, NY | — |
| Stoler of Westbury dba Westbury Toyota WARN | April 13, 2020 | 81 | — | Westbury, NY | — |
| Westbury Manor Enterprises WARN | April 8, 2020 | 123 | — | Westbury, NY | — |
| The Woman's Health Pavilion WARN | April 3, 2020 | — | — | Westbury, NY | — |
| Benihana Westbury WARN | April 2, 2020 | 51 | — | Westbury, NY | — |
| P.F. Chang's China Bistro WARN | March 27, 2020 | 118 | — | Westbury, NY | — |
| Maplebear Inc.dba Instacart WARN | February 27, 2020 | 2 | — | Westbury, NY | — |
| Fairway WARN | January 24, 2020 | 129 | — | Westbury, NY | — |
| John Hassall WARN | June 11, 2019 | 39 | — | Westbury, NY | — |
| Toys R Us- Delaware, Inc. dba Babies R Us WARN | January 26, 2018 | 54 | — | Westbury, NY | — |
| Triumph Structures WARN | October 24, 2016 | 88 | — | Westbury, NY | — |
| Sports Authority WARN | June 23, 2016 | 47 | — | Westbury, NY | — |
| Raytheon WARN | May 4, 2015 | 33 | — | Westbury, NY | — |
| Pet Supplies Plus WARN | May 30, 2014 | 9 | — | Westbury, NY | — |
| John Hassall WARN | April 30, 2014 | 83 | — | Westbury, NY | — |
| Endo Health Solutions WARN | February 28, 2013 | 16 | — | Westbury, NY | — |
| Endo Health Solutions WARN | January 16, 2013 | 58 | — | Westbury, NY | — |
| A & J Process WARN | November 30, 2011 | 46 | — | Westbury, NY | — |
| Pillar Processing WARN | November 30, 2011 | 18 | — | Westbury, NY | — |
| Steven J. Baum, P.C WARN | November 21, 2011 | 22 | — | Westbury, NY | — |
| Syms Corp/ Filene's Basement WARN | November 7, 2011 | 65 | — | Westbury, NY | — |
| Prestige Maintenance USA Target Department Store #1139 WARN | July 25, 2011 | 6 | — | Westbury, NY | — |
| Flextronics Americas WARN | June 1, 2011 | 12 | — | Westbury, NY | — |
| North Country Barbeque Ventures WARN | January 8, 2010 | 87 | — | Westbury, NY | — |
| Eppendorf WARN | October 9, 2009 | 44 | — | Westbury, NY | — |
| Fortunoff Holdings, LLC Retail Facility WARN | February 9, 2009 | 360 | — | Westbury, NY | — |
| Expo Design Centers WARN | January 30, 2009 | 138 | — | Westbury, NY | — |
| Circuit City Stores WARN | January 21, 2009 | 73 | — | Westbury, NY | — |
| Outsourcing Solutions WARN | April 16, 2007 | 43 | — | Westbury, NY | — |
| Uniflex WARN | December 19, 2006 | 135 | — | Westbury, NY | — |
| Waste Management of New York WARN | December 5, 2006 | 49 | — | Westbury, NY | — |