| OSOwen Steel Company | Wilmington | DE | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| AMAig Marketing - 3 Beaver Valley Rd, Wilmington | Wilmington | DE | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| AIAmetek Inc., Chemical Products Division | Wilmington | DE | Textile Mills313221 | — | ◇ UNVERIFIED |
| AGAny Garment Cleaners #106 | Wilmington | DE | Chemical Manufacturing325222 | — | ◇ UNVERIFIED |
| AAArc Automotive Radiator CO | Wilmington | DE | Miscellaneous Manufacturing339112 | — | ◇ 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 |
| CMContractors Materials LLC - Heald Street | Wilmington | DE | Petroleum and Coal Products Manufacturing324121 | — | ◇ 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 |
| 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 |
| EEExpert Engine Exchange INC | Wilmington | DE | Miscellaneous Manufacturing339112 | — | ◇ UNVERIFIED |
| HTHarper Thiel | Wilmington | DE | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| HTHigh Tech Auto Body INC | Wilmington | DE | Chemical Manufacturing325211 | — | ◇ UNVERIFIED |
| HDHomalite Div of Brandywine Inv Group | Wilmington | DE | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
| IWInsteel Wire Products | Wilmington | DE | Primary Metal Manufacturing331222 | — | ◇ UNVERIFIED |
| JCJ C Penney Shopping Ctr | Wilmington | DE | Miscellaneous Manufacturing339112 | — | ◇ UNVERIFIED |
| JCJoy Cleaners | Wilmington | DE | Miscellaneous Manufacturing339112 | — | ◇ UNVERIFIED |
| JMJp Morgan Chase - 4001 Governor Printz Blvd | Wilmington | DE | Miscellaneous Manufacturing339112 | — | ◇ UNVERIFIED |
| JTJust Tires - Goodyear | Wilmington | DE | Chemical Manufacturing325211 | — | ◇ UNVERIFIED |
| LCLcl Constuction Equipment CO | Wilmington | DE | Miscellaneous Manufacturing339112 | — | ◇ UNVERIFIED |
| MAMerkin Auto Spring CO INC | Wilmington | DE | Miscellaneous Manufacturing339112 | — | ◇ UNVERIFIED |
| MPModern Press INC | Wilmington | DE | Chemical Manufacturing325320 | — | ◇ UNVERIFIED |
| PCPaul Campanella's Auto and Tire Center | Wilmington | DE | Miscellaneous Manufacturing339112 | — | ◇ UNVERIFIED |
| PAPreston Auto Body of Wilmington | Wilmington | DE | Miscellaneous Manufacturing339112 | — | ◇ UNVERIFIED |
| RCRainbow Cleaners | Wilmington | DE | Miscellaneous Manufacturing339112 | — | ◇ UNVERIFIED |
| STSeiberlich Trane Service | Wilmington | DE | Miscellaneous Manufacturing339112 | — | ◇ UNVERIFIED |
| SCSeymours Cleaners | Wilmington | DE | Miscellaneous Manufacturing339112 | — | ◇ UNVERIFIED |
| S1Shell 1416 - Talleyville | Wilmington | DE | Chemical Manufacturing325211 | — | ◇ UNVERIFIED |
| SHShellhorn & Hill a Street Terminal | Wilmington | DE | Miscellaneous Manufacturing339112 | — | ◇ UNVERIFIED |
| SFSheridan Ford Sales | Wilmington | DE | Chemical Manufacturing325222 | — | ◇ UNVERIFIED |
| SLSolenis, LLC | Wilmington | DE | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| STStandard Technologies & Machine CO | Wilmington | DE | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| TCTowne & Country Cleaners, INC | Wilmington | DE | Miscellaneous Manufacturing339112 | — | ◇ UNVERIFIED |
| VVersogen-1603 | Wilmington | DE | Chemical Manufacturing325211 | — | ◇ UNVERIFIED |
| WPWilmington Piece Dye CO. (closed) | Wilmington | DE | Textile Mills313310 | — | ◇ UNVERIFIED |
| WWWm Wilmington Hauling - Meter 2 | Wilmington | DE | Miscellaneous Manufacturing339112 | — | ◇ UNVERIFIED |
| WBWorthy Brothers Pipeline CO | Wilmington | DE | Miscellaneous Manufacturing339112 | — | ◇ UNVERIFIED |
| BSBest Stone Works of De, LLC | Wilmington | DE | Nonmetallic Mineral Product Manufacturing327331 | — | ◇ UNVERIFIED |
| AHAgathos Holdings LLC | Wilmington | DE | Computer and Electronic Product Manufacturing334510 | — | ◇ UNVERIFIED |
| AIAir International (us) Subsidiary INC. | Wilmington | DE | Transportation Equipment Manufacturing336391 | — | ◇ UNVERIFIED |
