| CFCurtiss-wright Flow Control Corporation | Farmingdale | — | ● ACTIVE |
Precipart Corporation | Farmingdale | — | ● ACTIVE |
Schneider Optics, INC. | Hauppauge | — | ● ACTIVE |
Advanced Air Tool Co., INC. | Farmingdale | — | ● ACTIVE |
| ACAirgle Corporation | Holbrook | — | ● ACTIVE |
Alvi Brothers LLC | Huntington | — | ● ACTIVE |
Atlantic Ultraviolet Corporation | Hauppauge | — | ● ACTIVE |
Axiom Marine Energy Company LLC | East Quogue | — | ● ACTIVE |
Basaran Grinder CORP. | Hauppauge | — | ● ACTIVE |
Charles Ross & Son Company | Hauppauge | — | ● ACTIVE |
Cvd Equipment Corporation | Central Islip | — | ● ACTIVE |
Essco Distributors INC | Bay Shore | — | ● ACTIVE |
John Iacono INC | Bohemia | — | ● ACTIVE |
| LVLa Vie Homes INC | Bellport | — | ● ACTIVE |
Morrell Instrument Co., INC. | Melville | — | ● ACTIVE |
New Era Pump Systems INC. | Farmingdale | — | ● ACTIVE |
Nikon Instruments INC | Melville | — | ● ACTIVE |
Nitrowater USA INC | Huntington | — | ● ACTIVE |
Plx INC. | Deer Park | — | ● ACTIVE |
Powerhouse Industries, INC. | Eastport | — | ● ACTIVE |
Pronto Tool & Die Co., INC. | Ronkonkoma | — | ● ACTIVE |
Quality Mobility INC | Farmingville | — | ● ACTIVE |
Railex CORP. | Copiague | — | ● ACTIVE |
| SUSchenck USA CORP. | Deer Park | — | ● ACTIVE |
| TCTechno Cnc Systems LLC | Ronkonkoma | — | ● ACTIVE |
| TVTek Vac Industries INC | Hauppauge | — | ● ACTIVE |
Ultraflex Power Technologies CORP | Ronkonkoma | — | ● ACTIVE |
Ultra Motion LLC | Cutchogue | — | ● ACTIVE |
U.s. Hoists CORP | Center Moriches | — | ● ACTIVE |
| VLV2r4, LLC | Bay Shore | — | ● ACTIVE |
| WMWesco Manufacturing, INC. | Deer Park | — | ● ACTIVE |
| LILong Island Sterilization | Hauppauge | — | ◐ LIKELY ACTIVE |
| MPModern Packaging | Deer Park | 100–499 | ◐ LIKELY ACTIVE |
| DLDynamic Laboratories INC | Ronkonkoma | — | ◇ UNVERIFIED |
| CMCentury Metal Parts CORP | Bay Shore | — | ◐ LIKELY ACTIVE |
| DDDuro Dyne Corporation | Bay Shore | 100–499 | ◐ LIKELY ACTIVE |
| GSGasser & Sons, LLC | Commack | — | ▲ REPORTED CLOSED |
| JAJamco Aerospace, INC. | Deer Park | — | ◐ LIKELY ACTIVE |
Rockwell Automation - East Setauket | East Setauket | 20–99 | ◐ LIKELY ACTIVE |
| PCPrecipart CORP - 150 Finn Ct | Farmingdale | — | ◐ LIKELY ACTIVE |
| PCPrecipart Corporation - 90 Finn Ct | Farmingdale | — | ◐ LIKELY ACTIVE |
| AHAeroflex Hauppauge | Hauppauge | — | ◇ UNVERIFIED |
| JIJasco Industries, INC. | Central Islip | — | ◇ UNVERIFIED |
| MMMatrix Machining CORP | West Babylon | — | ◇ UNVERIFIED |
| MUMeopta USA INC | Hauppauge | — | ◇ UNVERIFIED |
| NHNsi Hvac | Bay Shore | — | ◇ UNVERIFIED |
| RPRoyal Products | Hauppauge | — | ◇ UNVERIFIED |
| UIUniwave INC | Farmingdale | — | ◇ UNVERIFIED |
| CICurran Interco LLC | Hauppauge | 20–99 | ◐ LIKELY ACTIVE |
| LTLnr Tool & Supply CORP | West Babylon | — | ◐ LIKELY ACTIVE |