| FAFormerly Automatic Lawn Sprinkler | Farmingdale | NY | Fabricated Metal Product Manufacturing332919 | — | ◇ UNVERIFIED |
| FPFormerly Plastech Electroplate INC | Farmingdale | NY | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| KSKarpen Steel Products INC | Farmingdale | NY | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| MIMetal Improvement CO | Farmingdale | NY | Fabricated Metal Product Manufacturing332811 | — | ◇ UNVERIFIED |
| MCMicrowave Circuit Technology INC | Farmingdale | NY | Computer and Electronic Product Manufacturing334412 | — | ◇ UNVERIFIED |
| NLNew Lehigh Corrugated Products CORP | Farmingdale | NY | Paper Manufacturing322211 | — | ◇ UNVERIFIED |
| OIOrlandi INC | Farmingdale | NY | Chemical Manufacturing325620 | — | ◇ UNVERIFIED |
| PPPharbest Pharmaceuticals INC | Farmingdale | NY | Chemical Manufacturing325411 | — | ◇ UNVERIFIED |
| PLPhoenix Labs Rising LLC | Farmingdale | NY | Paper Manufacturing322211 | — | ◇ UNVERIFIED |
| PCPlascal CORP | Farmingdale | NY | Plastics and Rubber Products Manufacturing326113 | — | ◇ UNVERIFIED |
| TLTime Line INC - C-o Main Omni Realty | Farmingdale | NY | Miscellaneous Manufacturing339944 | — | ◇ UNVERIFIED |
| TPTronic Plating CO | Farmingdale | NY | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| UIUniwave INC | Farmingdale | NY | Machinery Manufacturing333292 | — | ◇ UNVERIFIED |
| VSVenus Scientific INC | Farmingdale | NY | Computer and Electronic Product Manufacturing334419 | — | ◇ UNVERIFIED |
| AIAvinex INC | Farmingdale | NY | Fabricated Metal Product Manufacturing332912 | — | ◐ LIKELY ACTIVE |
| BFBioventus - Farmingdale | Farmingdale | NY | Miscellaneous Manufacturing339113 | 1-19 | ◐ LIKELY ACTIVE |
| BNBrand Nutraceuticals, Inc. | Farmingdale | NY | Chemical Manufacturing325411 | 20-99 | ◐ LIKELY ACTIVE |
| CPConsumer Packaging Farmingdale LIT | Farmingdale | NY | Printing and Related Support Activities323120 | 20-99 | ◐ LIKELY ACTIVE |
| CPCrescent Prime Cuts, Ltd. | Farmingdale | NY | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| CSCrescent Specialty Foods, LLC | Farmingdale | NY | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| CFCurtiss-wright Flow Control Corporation | Farmingdale | NY | Fabricated Metal Product Manufacturing332911 | — | ◐ LIKELY ACTIVE |
| ELEnzo Life Sciences, Inc. | Farmingdale | NY | Chemical Manufacturing325413 | 20-99 | ◐ LIKELY ACTIVE |
| FMFarmingdale Meat Market, Inc., DBA Main Street Wholesale Meats | Farmingdale | NY | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| FNFarmingdale NY | Farmingdale | NY | Chemical Manufacturing325411 | 1-19 | ◐ LIKELY ACTIVE |
| LOLos Olivos, Ltd. | Farmingdale | NY | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| MOMain Office | Farmingdale | NY | Fabricated Metal Product Manufacturing332912 | 20-99 | ◐ LIKELY ACTIVE |
| M1Mars 11 | Farmingdale | NY | Beverage and Tobacco Product Manufacturing312140 | — | ◐ LIKELY ACTIVE |
Metadure Parts & Sales, INC. | Farmingdale | NY | Machinery Manufacturing333924 | — | ◐ LIKELY ACTIVE |
| PRPiping Rock Health Products Inc 51 | Farmingdale | NY | Chemical Manufacturing325412 | 500+ | ◐ LIKELY ACTIVE |
| PRPiping Rock Health Products Inc 75 | Farmingdale | NY | Chemical Manufacturing325412 | 500+ | ◐ LIKELY ACTIVE |
Premier Rubber Surfacing Company | Farmingdale | NY | Plastics and Rubber Products Manufacturing326199 | 1-19 | ◐ LIKELY ACTIVE |
| RLRckwell LLC | Farmingdale | NY | Petroleum and Coal Products Manufacturing324110 | — | ◐ LIKELY ACTIVE |
| RPRipi Precision CO. INC. | Farmingdale | NY | Transportation Equipment Manufacturing336413 | — | ◐ LIKELY ACTIVE |
R.s. Hughes Company, INC. | Farmingdale | NY | Fabricated Metal Product Manufacturing332510 | — | ◐ LIKELY ACTIVE |
| SLSeanair, LLC | Farmingdale | NY | Fabricated Metal Product Manufacturing332710 | — | ◐ LIKELY ACTIVE |
| TCTapeswitch Corporation | Farmingdale | NY | Electrical Equipment, Appliance & Component Manufacturing335313 | — | ▲ REPORTED CLOSED |
| TPTC Provisions, Inc. | Farmingdale | NY | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| T8Telephonics 815 Farmingdale | Farmingdale | NY | Computer and Electronic Product Manufacturing334511 | 100-499 | ◐ LIKELY ACTIVE |
| URUnited Refrigeration INC | Farmingdale | NY | Machinery Manufacturing333415 | — | ◐ LIKELY ACTIVE |
| ASAdvanced Store Fixtures INC. | Farmingdale | NY | Furniture and Related Product Manufacturing337110 | — | ◇ UNVERIFIED |
| AVAmerican Visuals, INC. | Farmingdale | NY | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| AIArtemide INC. | Farmingdale | NY | Electrical Equipment, Appliance & Component Manufacturing335121 | — | ◇ UNVERIFIED |
| BJBindrim Julius INC | Farmingdale | NY | Machinery Manufacturing333319 | — | ◇ UNVERIFIED |
| BPBrothers Precast Corp. | Farmingdale | NY | Fabricated Metal Product Manufacturing332919 | — | ◇ UNVERIFIED |
| CICffc INC. | Farmingdale | NY | Wood Product Manufacturing321920 | — | ◇ UNVERIFIED |
| CCComplete Construction, INC. | Farmingdale | NY | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| CACS and Beyond Inc | Farmingdale | NY | Food Manufacturing311911 | — | ◇ UNVERIFIED |
| CCurtisswright | Farmingdale | NY | Fabricated Metal Product Manufacturing332911 | — | ◇ UNVERIFIED |
| DCD'addario & Company, INC. | Farmingdale | NY | Fabricated Metal Product Manufacturing332618 | — | ◇ UNVERIFIED |
| FGFarmingdale Garden Labs | Farmingdale | NY | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |