| IFInnocor Foam Technologies Newburyport, LLC | Newburyport | MA | — | ◇ UNVERIFIED |
| IIInnovision INC | Deer Park | NY | — | ◇ UNVERIFIED |
| IGInoac Group North America LLC - Plant 2 | Springfield | KY | — | ◇ UNVERIFIED |
| IPInstaset Plastics | Anchorville | MI | — | ◇ UNVERIFIED |
| ITInsulation Tech | Bridgewater | MA | — | ◇ UNVERIFIED |
| ITInsulation Technology CORP | Westminster | CO | — | ◇ UNVERIFIED |
| ILInsulfoam LLC | Marlin, Tx | TX | — | ◇ UNVERIFIED |
| ILInsulfoam LLC | Dixon | CA | — | ◇ UNVERIFIED |
| ILInsulfoam LLC (0125182441) | Obetz | OH | — | ◇ UNVERIFIED |
| ILIntegrated Liner Technologies | Rensselaer | NY | — | ◇ UNVERIFIED |
| ISIntegrity Sport Services | Wadsworth | OH | — | ◇ UNVERIFIED |
| IBInteplast Building Products, INC. | Cartersville | GA | — | ◇ UNVERIFIED |
| IBInteplast Building Products Incorporated | Middlebury | IN | — | ◇ UNVERIFIED |
| ISIntermountain Sign Safety | Rathdrum | ID | — | ◇ UNVERIFIED |
| ITInternational Technologies | Hamersville | OH | — | ◇ UNVERIFIED |
| IMIntex Millwork Solutions | Millville | NJ | — | ◇ UNVERIFIED |
| IIIntrosul INC | Perry | GA | — | ◇ UNVERIFIED |
| ILI.p.i. LLC | Colorado Springs | CO | — | ◇ UNVERIFIED |
| IBIron Bay Model CO | Wheeling | WV | — | ◇ UNVERIFIED |
| IIIselann-moss Ind., INC. | Cranston | RI | — | ◇ UNVERIFIED |
| IPIso Panels INC | Richland | MS | — | ◇ UNVERIFIED |
| IIIten Industries | Ashtabula | OH | — | ◇ UNVERIFIED |
| IIIten Industries INC. (plant 3) (0204010442) | Ashtabula | OH | — | ◇ UNVERIFIED |
| IIIten Industries, Inc., Plant 4 (0204010405) | Ashtabula | OH | — | ◇ UNVERIFIED |
| IEItw Engineered Fastener Div | Chippewa Falls | WI | — | ◇ UNVERIFIED |
| IHItw Hi-cone | Itasca | IL | — | ◇ UNVERIFIED |
| ITItw Tomco (0386010099) | Bryan | OH | — | ◇ UNVERIFIED |
| JMJacobs Mfg Corp/499 Ind Blvd Jacobs | Grove | OK | — | ◇ UNVERIFIED |
| JPJacobson Paint Finishes LLC | Manitowoc | WI | — | ◇ UNVERIFIED |
| JPJacobs Plastics INC | Adrian | MI | — | ◇ UNVERIFIED |
| JPJac Products INC | Saline | MI | — | ◇ UNVERIFIED |
| JEJanco Engineered Products INC | Mishawaka | IN | — | ◇ UNVERIFIED |
| JIJaycor, INC | Belding | MI | — | ◇ UNVERIFIED |
| JJeld-wen | Gainesville | GA | — | ◇ UNVERIFIED |
| JCJersey Cape Yacht | Egg Harbor City | NJ | — | ◇ UNVERIFIED |
| JPJet Plastica Ind Inc/hatfield | Hatfield | PA | — | ◇ UNVERIFIED |
| JMJms Manufacturing CO INC | Fall River | MA | — | ◇ UNVERIFIED |
 Johns Manville - Industrial Insulation | Fruita | CO | — | ◇ UNVERIFIED |
| JCJohnson Controls Interiors Manufacturing | Kentwood | MI | — | ◇ UNVERIFIED |
| JCJti Companies, INC. (dba Jti Plastics) | Birmingham | AL | — | ◇ UNVERIFIED |
| KCK2 Corporation Site | Vashon | WA | — | ◇ UNVERIFIED |
| KPKamco Plastics INC | Schaumburg | IL | — | ◇ UNVERIFIED |
| KEKansas Eps (air) | Lawrence | KS | — | ◇ UNVERIFIED |
| KRKardoes Rubber CO INC | Lafayette | AL | — | ◇ UNVERIFIED |
| KEKay Enterprises INC | Janesville | IA | — | ◇ UNVERIFIED |
| KIKbk Industries LLC North Fac | Rush Center | KS | — | ◇ UNVERIFIED |
| KIKbk Industries - Rush Center | Rush Center | KS | — | ◇ UNVERIFIED |
| KMKeihin Michigan Manufacturing | Capac | MI | — | ◇ UNVERIFIED |
| KLKeller Ladders INC | Milford | VA | — | ◇ UNVERIFIED |
| KCKimball CO INC | E Longmeadow | MA | — | ◇ UNVERIFIED |
