| KNKent Nutrition Group INC | Rockford | IL | Food Manufacturing311119 | — | ◇ UNVERIFIED |
| KIKnape Industries INC (n5240) | Rockford | MI | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| LOLamson Oil CO | Rockford | IL | Petroleum and Coal Products Manufacturing324191 | — | ◇ UNVERIFIED |
| LBLiebovich Brothers INC | Rockford | IL | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| LHLincoln Hotel Demolition | Rockford | IL | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| MLMedranos Landscape INC | Rockford | IL | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| MGMondelez Global LLC | Rockford | IL | Food Manufacturing311340 | — | ◇ UNVERIFIED |
| NINeblock INC | Rockford | IL | Primary Metal Manufacturing331312 | — | ◇ UNVERIFIED |
| NTNoah's Trading Post | Rockford | IL | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| OAOlson Aluminum Castings | Rockford | IL | Primary Metal Manufacturing331524 | — | ◇ UNVERIFIED |
| PLPci Logistics | Rockford | IL | Chemical Manufacturing325412 | — | ◇ UNVERIFIED |
| PPPci Pharmaceutical Services | Rockford | IL | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| PPPerformance Products INC | Rockford | IL | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| PAPettit Auto and Truck Sales | Rockford | IL | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| PFPiranha Fabrication | Rockford | IL | Machinery Manufacturing333992 | — | ◇ UNVERIFIED |
| RRRin Rockford Division of Rin INC | Rockford | IL | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| RARockford American Plating | Rockford | IL | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| RCRockford Cement Products CO | Rockford | IL | Nonmetallic Mineral Product Manufacturing327331 | — | ◇ UNVERIFIED |
| RERockford Electric Equipment CO | Rockford | IL | Electrical Equipment, Appliance & Component Manufacturing335312 | — | ◇ UNVERIFIED |
| RFRockford Foundries | Rockford | IL | Primary Metal Manufacturing331524 | — | ◇ UNVERIFIED |
| RIRockford Industrial Distribution Ctr | Rockford | IL | Chemical Manufacturing325991 | — | ◇ UNVERIFIED |
| RRRock Road Companies INC | Rockford | IL | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| RARockview Asphalt Plant | Rockford | IL | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| RRRogers Ready-mix & Materials INC | Rockford | IL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| SMSiemens Medical Solutions USA INC. | Rockford | TN | Computer and Electronic Product Manufacturing334419 | — | ◇ UNVERIFIED |
| SISouthern Imperial LLC | Rockford | IL | Fabricated Metal Product Manufacturing332618 | — | ◇ UNVERIFIED |
| SESpecial-t Engraving & Gifts | Rockford | IL | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| SSSpecialty Screw CORP | Rockford | IL | Fabricated Metal Product Manufacturing332722 | — | ◇ UNVERIFIED |
| SESterling Engines | Rockford | IL | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| SISuntec Industries INC | Rockford | IL | Machinery Manufacturing333911 | — | ◇ UNVERIFIED |
| TCTfs Commercial Solutions Group Raycarl Prods | Rockford | IL | Fabricated Metal Product Manufacturing332722 | — | ◇ UNVERIFIED |
| TCTioga Coatings CORP | Rockford | IL | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| TRTodd Reeverts | Rockford | IL | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| TATower Automotive | Rockford | IL | Transportation Equipment Manufacturing336000 | — | ◇ UNVERIFIED |
| TPTy Precision Automatics | Rockford | IL | Machinery Manufacturing333999 | — | ◇ UNVERIFIED |
| UIUnison Industries INC | Rockford | IL | Transportation Equipment Manufacturing336320 | — | ◇ UNVERIFIED |
| VIVer-tech INC | Rockford | MN | Chemical Manufacturing325611 | — | ◇ UNVERIFIED |
| VSVestis Services, LLC | Rockford | IL | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| WPWaterford Property Management | Rockford | IL | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| WWWolverine World Wide - A, F and Sole Fac | Rockford | MI | Leather and Allied Product Manufacturing316210 | — | ◇ UNVERIFIED |
| WWWolverine World Wide Tannery | Rockford | MI | Leather and Allied Product Manufacturing316110 | — | ◇ UNVERIFIED |
| 4M425 Manufacturing, Inc. | Rockford | IL | Fabricated Metal Product Manufacturing332721 | — | ◇ UNVERIFIED |
| 4M425 MFG Enterprises, LLC | Rockford | IL | Fabricated Metal Product Manufacturing332721 | — | ◇ UNVERIFIED |
| 8N831 N Johnston Ave | Rockford | IL | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| ARAcme Rockford Group | Rockford | IL | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| AIAdhezion INC | Rockford | MI | Chemical Manufacturing325520 | — | ◇ UNVERIFIED |
| AFAdvanced Fabricating Technology, LLC | Rockford | MI | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| ASAhmed Shakoor | Rockford | IL | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| ABAmerican Bentonite International, INC. | Rockford | IL | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| ABAmerican Bentonite International, INC. | Rockford | IL | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
