| DPD.l. Plastics | New Castle | DE | Textile Mills313320 | — | ◇ UNVERIFIED |
| DFDonald F. Deaven INC. | Wilmington | DE | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| DFDonald F. Deaven INC. | Newark | DE | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| DFDonald F. Deaven, INC. | Middletown | DE | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| DDover | Dover | DE | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| DUDucts Unlimited INC. | Smyrna | DE | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| EWEdison Works Advanced Material Center | Newark | DE | Transportation Equipment Manufacturing336412 | — | ◇ UNVERIFIED |
| EIE I Dupont De Nemours | New Castle | DE | Miscellaneous Manufacturing339112 | — | ◇ UNVERIFIED |
| EIE. I. Du Pont De Nemours and Company (dupont) | Delaware City | DE | Chemical Manufacturing325188 | — | ◇ UNVERIFIED |
| ESElegantly Set in Stone | Claymont | DE | Beverage and Tobacco Product Manufacturing312120 | — | ◇ UNVERIFIED |
| EIEnsinger Incorporated | Greenwood | DE | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| ECErosion Control Products Corporation | Greenwood | DE | Machinery Manufacturing333120 | — | ◇ UNVERIFIED |
| ECEuropean Coachwerks INC. | Frankford | DE | Transportation Equipment Manufacturing336111 | — | ◇ UNVERIFIED |
| EMEz Manufacturing Company, LLC | Clayton | DE | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| FEFactors Etc. | Bear | DE | Printing and Related Support Activities323110 | — | ◇ UNVERIFIED |
| FTFarlow Taylor Woodworks, INC. | Selbyville | DE | Furniture and Related Product Manufacturing337110 | — | ◇ UNVERIFIED |
| FIFfi Ionix | Dover | DE | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| FPFibre Processing CORP. | Wilmington | DE | Textile Product Mills314999 | — | ◇ UNVERIFIED |
| FSFirst State Signs, INC. | Dover | DE | Miscellaneous Manufacturing339950 | — | ◇ UNVERIFIED |
| FSFood Safety Solutions, LLC | Hockessin | DE | Food Manufacturing311999 | — | ◇ UNVERIFIED |
| FSFrontier Scientifc Services, INC. | Newark | DE | Chemical Manufacturing325412 | — | ◇ UNVERIFIED |
| GSGac Seaford INC | Seaford | DE | Petroleum and Coal Products Manufacturing324122 | — | ◇ UNVERIFIED |
| GGGavilon Grain, LLC | Townsend | DE | Food Manufacturing311119 | — | ◇ UNVERIFIED |
| GDGeneral Doors Corporation | Milford | DE | Wood Product Manufacturing321911 | — | ◇ UNVERIFIED |
| GAGillespie and Son, INC. | Greenwood | DE | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| GUGomax USA L.l.c. | Middletown | DE | Leather and Allied Product Manufacturing316990 | — | ◇ UNVERIFIED |
| GLGordy's Lumber, LLC | Laurel | DE | Machinery Manufacturing333210 | — | ◇ UNVERIFIED |
| GPGraham Packaging Company | Newark | DE | Plastics and Rubber Products Manufacturing326160 | — | ◇ UNVERIFIED |
| GTGroup Three, Inc | Wilmington | DE | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| GFGrowmark Fs, LLC. | Milford | DE | Chemical Manufacturing325312 | — | ◇ UNVERIFIED |
 Hanover Foods Corporation | Clayton | DE | Food Manufacturing311421 | — | ◇ UNVERIFIED |
| HCHma Concrete LLC Dba Heritage Concrete Frankford Facility | Frankford | DE | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HLHydrofera, LLC | Newark | DE | Plastics and Rubber Products Manufacturing326150 | — | ◇ UNVERIFIED |
| ILI-Lighting Leds, LLC | Newark | DE | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| IWIron Works, INC. | Milford | DE | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| JIJC Investments LLC | Dover | DE | Food Manufacturing311811 | — | ◇ UNVERIFIED |
| JIJC Investments LLC | Dover | DE | Food Manufacturing311811 | — | ◇ UNVERIFIED |
| JIJC Investments RB LLC | Camden Wyoming | DE | Food Manufacturing311811 | — | ◇ UNVERIFIED |
| JSJd Sign Company | Seaford | DE | Miscellaneous Manufacturing339950 | — | ◇ UNVERIFIED |
| JCJohnson Controls, INC. | Middletown | DE | Electrical Equipment, Appliance & Component Manufacturing335911 | — | ◇ UNVERIFIED |
| KHKraft Heinz Foods Company | Dover | DE | Food Manufacturing311999 | — | ◇ UNVERIFIED |
| KSK & S Ironworks | Middletown | DE | Fabricated Metal Product Manufacturing332311 | — | ◇ UNVERIFIED |
| KSK & S Ironworks INC. | Wilmington | DE | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| KCKuehne Chemical Co., INC. - Delaware City | Delaware City | DE | Chemical Manufacturing325181 | — | ◇ UNVERIFIED |
| LGLafarge Gypsum | Wilmington | DE | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| LCLebanon Chemical CORP | Milford | DE | Chemical Manufacturing325314 | — | ◇ UNVERIFIED |
| LLLegacy Lane Holdings, LLC | Laurel | DE | Furniture and Related Product Manufacturing337110 | — | ◇ UNVERIFIED |
| LVLehigh Valley Dairy | Harrington | DE | Food Manufacturing311511 | — | ◇ UNVERIFIED |
| LCLetica Corporation | Middletown | DE | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| LDLewes Dairy INC | Lewes | DE | Food Manufacturing311511 | — | ◇ UNVERIFIED |
