| ATAllcoat Technology | Wilmington | MA | Chemical Manufacturing325211 | — | ◇ UNVERIFIED |
| ADAnalog Devices Manufacturing | Wilmington | MA | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| KMKoch Membrane | Wilmington | MA | Machinery Manufacturing333294 | — | ◇ UNVERIFIED |
| OSOwen Steel Company | Wilmington | DE | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| POPosco (printers Oil Supply Co) | Wilmington | MA | Chemical Manufacturing325199 | — | ◇ UNVERIFIED |
| SCShea Concrete Products INC | Wilmington | MA | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| SWS & W Ready Mix Concrete Company Wilmington | Wilmington | NC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| TDThe Dow Chemical CO | Wilmington | IL | Chemical Manufacturing325211 | — | ◇ UNVERIFIED |
| UBUS Borax INC | Wilmington | CA | Chemical Manufacturing325180 | — | ◇ UNVERIFIED |
| 3C3m CO Electrical Products Div | Wilmington | MA | Plastics and Rubber Products Manufacturing326121 | — | ◇ UNVERIFIED |
| APAcme Printing | Wilmington | MA | Printing and Related Support Activities323110 | — | ◇ UNVERIFIED |
| AWAgrium Wilmington Terminal | Wilmington | NC | Chemical Manufacturing325314 | — | ◇ UNVERIFIED |
| AMAig Marketing - 3 Beaver Valley Rd, Wilmington | Wilmington | DE | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| ACAlcami Corporation | Wilmington | NC | Chemical Manufacturing325412 | — | ◇ UNVERIFIED |
| AIAlkermes INC | Wilmington | OH | Chemical Manufacturing325412 | — | ◇ UNVERIFIED |
| ASAmazon.com Services LLC Hmw1 | Wilmington | IL | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| AIAmetek Inc., Chemical Products Division | Wilmington | DE | Textile Mills313221 | — | ◇ UNVERIFIED |
| ADAnalog Devices INC | Wilmington | MA | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| AGAny Garment Cleaners #106 | Wilmington | DE | Chemical Manufacturing325222 | — | ◇ UNVERIFIED |
| AIApac-atlantic, INC. - Coastal Carolina | Wilmington | NC | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| AAArc Automotive Radiator CO | Wilmington | DE | Miscellaneous Manufacturing339112 | — | ◇ UNVERIFIED |
| BCBasf CORP | Wilmington | NC | Food Manufacturing311999 | — | ◇ UNVERIFIED |
| BBfgoodrich | Wilmington | NC | Plastics and Rubber Products Manufacturing326291 | — | ◇ UNVERIFIED |
| BEBledsoe Enterprises, INC. ** Inactive ** | Wilmington | NC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| BSBlue Swan Wilmington | Wilmington | DE | Chemical Manufacturing325211 | — | ◇ UNVERIFIED |
| CBCarmines Body Shop INC | Wilmington | DE | Miscellaneous Manufacturing339112 | — | ◇ UNVERIFIED |
| CMCermet Materials INC | Wilmington | DE | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| CEChemical Equipment Labs, INC. | Wilmington | DE | Chemical Manufacturing325320 | — | ◇ UNVERIFIED |
| CEChemours - Edge Moor Plant | Wilmington | DE | Chemical Manufacturing325130 | — | ◇ UNVERIFIED |
| CBChiquita Brands | Wilmington | DE | Miscellaneous Manufacturing339112 | — | ◇ UNVERIFIED |
| CMCobra Machine & Fabrication | Wilmington | DE | Miscellaneous Manufacturing339112 | — | ◇ UNVERIFIED |
| CPColony Pool Service INC. | Wilmington | DE | Chemical Manufacturing325320 | — | ◇ UNVERIFIED |
| CPContainer Products Corporation | Wilmington | NC | Fabricated Metal Product Manufacturing332420 | — | ◇ UNVERIFIED |
| CMContractors Materials LLC - Heald Street | Wilmington | DE | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| CPCorbett Package Company | Wilmington | NC | Wood Product Manufacturing321211 | — | ◇ UNVERIFIED |
| CICorning Intellisense | Wilmington | MA | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| DIDash in 1410 - Penn & Union | Wilmington | DE | Miscellaneous Manufacturing339112 | — | ◇ UNVERIFIED |
| DPDelaware Park Racetrack & Casino | Wilmington | DE | Chemical Manufacturing325211 | — | ◇ UNVERIFIED |
| DHDupont Hay Road Sludge Drying Site | Wilmington | DE | Chemical Manufacturing325222 | — | ◇ UNVERIFIED |
| DRDynamics Research CORP | Wilmington | MA | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| EMEdgemoor Materials INC | Wilmington | DE | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| EIE I Dupont De Nemours - Christiana Lab | Wilmington | DE | Chemical Manufacturing325222 | — | ◇ UNVERIFIED |
| EIE I Dupont De Nemours - Engineering Development Lab | Wilmington | DE | Machinery Manufacturing333515 | — | ◇ UNVERIFIED |
| ESEnergy Sciences INC | Wilmington | MA | Computer and Electronic Product Manufacturing334419 | — | ◇ UNVERIFIED |
| EEExpert Engine Exchange INC | Wilmington | DE | Miscellaneous Manufacturing339112 | — | ◇ UNVERIFIED |
| FSFormer Southern Graphics Systems Facility | Wilmington | NC | Printing and Related Support Activities323111 | — | ◇ UNVERIFIED |
| GAGcp Applied Technologies INC | Wilmington | MA | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| GBGfi Big Joe LLC | Wilmington | MA | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| GCGodwin Concrete Company N Hanover | Wilmington | NC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HTHarper Thiel | Wilmington | DE | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
