| MLModern Landfill | York | PA | Apparel Manufacturing315231 | — | ◇ UNVERIFIED |
| NYNew York Wire Weaving Facility | York | PA | Fabricated Metal Product Manufacturing332618 | — | ◇ UNVERIFIED |
| PWPenn-mar Wilbert | York | PA | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| RLRed Lion Controls INC | York | PA | Computer and Electronic Product Manufacturing334513 | — | ◇ UNVERIFIED |
| SCSonoco Corrflex York | York | PA | Paper Manufacturing322211 | — | ◇ UNVERIFIED |
| SUSouriau USA Inc/grumbacher Rd | York | PA | Computer and Electronic Product Manufacturing334417 | — | ◇ UNVERIFIED |
| SCStarbucks Coffee Co/york Roasting Plt | York | PA | Food Manufacturing311920 | — | ◇ UNVERIFIED |
| TITekgard Inc/york | York | PA | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| THThe Hershey CO Semiworks | York | PA | Food Manufacturing311351 | — | ◇ UNVERIFIED |
| TATriumph Apparel Corp/york | York | PA | Textile Mills313310 | — | ◇ UNVERIFIED |
| VHVoith Hydro, INC. | York | PA | Machinery Manufacturing333611 | — | ◇ UNVERIFIED |
| WMWagman Metal Products INC | York | PA | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| YBYork Bldg Prod Loucks Mill Road Block Plant | York | PA | Nonmetallic Mineral Product Manufacturing327331 | — | ◇ UNVERIFIED |
| YSYork Sheet Metal/york | York | PA | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| YSYork Suburban Clnr/york | York | PA | Computer and Electronic Product Manufacturing334410 | — | ◇ UNVERIFIED |
| YPYorktowne Paperboard | York | PA | Paper Manufacturing322130 | — | ◇ UNVERIFIED |
| YWYork Wallcoverings Inc/former Gty | York | PA | Printing and Related Support Activities323111 | — | ◇ UNVERIFIED |
| 0M04533200-00w003 Mtna, INC. | York | PA | Plastics and Rubber Products Manufacturing326112 | 20-99 | ◐ LIKELY ACTIVE |
| ACAdept Corporation | York | PA | Plastics and Rubber Products Manufacturing326130 | 20-99 | ◐ LIKELY ACTIVE |
| ADAlloh Distilling LLC | York | PA | Beverage and Tobacco Product Manufacturing312140 | — | ◐ LIKELY ACTIVE |
Apex Water and Process, Inc. - York, PA | York | PA | Chemical Manufacturing325998 | 20-99 | ◐ LIKELY ACTIVE |
| ANAtos North America | York | PA | Fabricated Metal Product Manufacturing332911 | 20-99 | ◐ LIKELY ACTIVE |
| BSBAE Systems York | York | PA | Transportation Equipment Manufacturing336992 | 500+ | ◐ LIKELY ACTIVE |
| BSBickels Snack Foods INC | York | PA | Food Manufacturing311919 | — | ◐ LIKELY ACTIVE |
| BLBradley Lifting Corp | York | PA | Machinery Manufacturing333923 | 20-99 | ◐ LIKELY ACTIVE |
| CECascades Enviropac York | York | PA | Paper Manufacturing322219 | 20-99 | ◐ LIKELY ACTIVE |
| CCaskey | York | PA | Printing and Related Support Activities323111 | 20-99 | ◐ LIKELY ACTIVE |
| CHC H R CORP. | York | PA | Beverage and Tobacco Product Manufacturing312140 | — | ◐ LIKELY ACTIVE |
| CTCollusion Tap Works | York | PA | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| EIEcore International - Butterfly Commons | York | PA | Plastics and Rubber Products Manufacturing326199 | 1-19 | ◐ LIKELY ACTIVE |
| FFarmbrook | York | PA | Transportation Equipment Manufacturing336992 | 20-99 | ◐ LIKELY ACTIVE |
| FDFinca de Torres Winery | York | PA | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| GBGodfrey Bros. Meats, Inc. | York | PA | Food Manufacturing311611 | — | ◐ LIKELY ACTIVE |
| HSHartman St. | York | PA | Furniture and Related Product Manufacturing337127 | 20-99 | ◐ LIKELY ACTIVE |
| HSHay Street | York | PA | Machinery Manufacturing333249 | 20-99 | ◐ LIKELY ACTIVE |
| HOHomer Optical | York | PA | Miscellaneous Manufacturing339115 | 1-19 | ◐ LIKELY ACTIVE |
| HCHood Container York | York | PA | Paper Manufacturing322211 | 100-499 | ◐ LIKELY ACTIVE |
| ITID Technology-York | York | PA | Machinery Manufacturing333993 | 20-99 | ◐ LIKELY ACTIVE |
| IUIdv USA INC. | York | PA | Transportation Equipment Manufacturing336992 | — | ◐ LIKELY ACTIVE |
| IIps | York | PA | Paper Manufacturing322211 | 20-99 | ◐ LIKELY ACTIVE |
| JSJ&K Salvage | York | PA | Primary Metal Manufacturing331420 | 20-99 | ◐ LIKELY ACTIVE |
| JLJ. L. Miller & Sons Inc. | York | PA | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| JAJLS Automation | York | PA | Machinery Manufacturing333993 | 100-499 | ◐ LIKELY ACTIVE |
| LMLoucks Mill | York | PA | Primary Metal Manufacturing331222 | 20-99 | ◐ LIKELY ACTIVE |
| MSMarket St. | York | PA | Furniture and Related Product Manufacturing337127 | 20-99 | ◐ LIKELY ACTIVE |
| MVMark & Val Wines | York | PA | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| MAMatthews Aurora Funeral Solutions | York | PA | Miscellaneous Manufacturing339995 | 100-499 | ◐ LIKELY ACTIVE |
| M7MayekawaUSA 7 | York | PA | Machinery Manufacturing333912 | 1-19 | ◐ LIKELY ACTIVE |
| MPMenasha Packaging Company - PPS York Board | York | PA | Printing and Related Support Activities323111 | 20-99 | ◐ LIKELY ACTIVE |
| MWMickey's Wholesale Pizza | York | PA | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |