| HIHcc INC | Mendota | IL | Machinery Manufacturing333111 | 100-499 | ◐ LIKELY ACTIVE |
| RURidley USA INC D/b/a Ridley Feed Ingredients | Mendota | IL | Food Manufacturing311119 | — | ◇ UNVERIFIED |
| KIKingspan Insulation | Mendota | IL | Plastics and Rubber Products Manufacturing326140 | — | ◐ LIKELY ACTIVE |
| AMAdm Milling | Mendota | IL | Food Manufacturing311211 | — | ◇ UNVERIFIED |
 Advanced Drainage Systems | Mendota | IL | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
| DMDel Monte CORP | Mendota | IL | Food Manufacturing311421 | — | ◇ UNVERIFIED |
| FUFagerdala USA INC | Mendota | IL | Plastics and Rubber Products Manufacturing326140 | — | ◇ UNVERIFIED |
| MAMendota Agri-products INC | Mendota | IL | Food Manufacturing311613 | — | ◇ UNVERIFIED |
| RDR.r. Donnelley Mendota INC. | Mendota | IL | Printing and Related Support Activities323110 | — | ◇ UNVERIFIED |
| BBBlack Bros. Co. | Mendota | IL | Machinery Manufacturing333249 | 20-99 | ◐ LIKELY ACTIVE |
| MMendota | Mendota | IL | Plastics and Rubber Products Manufacturing326122 | 100-499 | ◐ LIKELY ACTIVE |
| MFMendota Flour Mill | Mendota | IL | Food Manufacturing311211 | 20-99 | ◐ LIKELY ACTIVE |
| RFRidley Feed Ingredients | Mendota | IL | Food Manufacturing311119 | 100-499 | ◐ LIKELY ACTIVE |
| AMAmerican Machine INC | Mendota | IL | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| DADelongs Autobody INC | Mendota | IL | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| ELExpress Lane INC | Mendota | IL | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| GIGromanns I39 Auto Truck Plaza | Mendota | IL | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| LFLakeview Food Shop LLC | Mendota | IL | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| MEMahoney Environmental Solutions LLC Dba Mendota Agriproducts | Mendota | IL | Food Manufacturing311613 | — | ◇ UNVERIFIED |
| NPNorthern Partners Cooperative | Mendota | IL | Primary Metal Manufacturing331525 | — | ◇ UNVERIFIED |
| PMPlano Molding CO | Mendota | IL | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| RNRepublic National Industries of Il LLC | Mendota | IL | Furniture and Related Product Manufacturing337110 | — | ◇ UNVERIFIED |
| RRRoad Ranger 139 | Mendota | IL | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| WSWestern Sand & Gravel CO | Mendota | IL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
