| GPGlanbia Performance Nutrition | Aurora | IL | Chemical Manufacturing325411 | — | ◇ UNVERIFIED |
| GPGlanbia Performance Nutrition | Aurora | IL | Chemical Manufacturing325411 | — | ◇ UNVERIFIED |
| HIHa International LLC | Aurora | IL | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| ITIntegrated Thermoforming Systems INC. | Aurora | IL | Plastics and Rubber Products Manufacturing326199 | 1-19 | ◇ UNVERIFIED |
| IPInternational Paper CO. | Aurora | IL | Paper Manufacturing322211 | — | ◇ UNVERIFIED |
| IPInternational Paper CO. | Aurora | IL | Paper Manufacturing322211 | — | ◇ UNVERIFIED |
| KCKelmscott Communications | Aurora | IL | Printing and Related Support Activities323117 | — | ◇ UNVERIFIED |
| KCKendall County Concrete INC | Aurora | IL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| OLOasis Lifestyle LLC | Aurora | IL | Plastics and Rubber Products Manufacturing326191 | — | ◇ UNVERIFIED |
| OROzinga Ready Mix Concrete INC | Aurora | IL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| PAPpg Architectural Coatings Distribution Center | Aurora | IL | Wood Product Manufacturing321920 | — | ◇ UNVERIFIED |
| PIPpg INC Architectural Coatings | Aurora | IL | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| RVRiver Valley Coatings INC | Aurora | IL | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| SBSealmaster Bearings Emerson Power Transmission | Aurora | IL | Fabricated Metal Product Manufacturing332991 | — | ◇ UNVERIFIED |
| SGSurface Guard INC | Aurora | IL | Paper Manufacturing322220 | — | ◇ UNVERIFIED |
| TSTec Specialty Products, LLC | Aurora | IL | Chemical Manufacturing325520 | — | ◇ UNVERIFIED |
| TPTeledyne Pines | Aurora | IL | Machinery Manufacturing333512 | — | ◇ UNVERIFIED |
| TFTrio Foundry INC | Aurora | IL | Primary Metal Manufacturing331524 | — | ◇ UNVERIFIED |
| VFValley Fastener Group LLC | Aurora | IL | Fabricated Metal Product Manufacturing332722 | — | ◇ UNVERIFIED |
| VPVcna Prairie Illinois Building Materials LLC | Aurora | IL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| WMWesco Manufacturing Div of Steiner CO | Aurora | IL | Furniture and Related Product Manufacturing337127 | — | ◇ UNVERIFIED |
| AWAurora warehouse | Aurora | IL | Computer and Electronic Product Manufacturing334419 | 20-99 | ◐ LIKELY ACTIVE |
| CBChicago Branch | Aurora | IL | Machinery Manufacturing333995 | 20-99 | ◐ LIKELY ACTIVE |
| CCCrown Cork & Seal USA, Inc. - Aurora Plant - MW Graphics | Aurora | IL | Fabricated Metal Product Manufacturing332431 | 20-99 | ◐ LIKELY ACTIVE |
| EExcel | Aurora | IL | Paper Manufacturing322211 | 20-99 | ◐ LIKELY ACTIVE |
| FAFactor Aurora IL01 | Aurora | IL | Food Manufacturing311991 | 500+ | ◐ LIKELY ACTIVE |
| FIFactor - IL, Aurora- Headquarters | Aurora | IL | Food Manufacturing311991 | 20-99 | ◐ LIKELY ACTIVE |
| FAFirst Alert | Aurora | IL | Computer and Electronic Product Manufacturing334290 | 100-499 | ◐ LIKELY ACTIVE |
| FLFlexXray, LLC | Aurora | IL | — | — | ◐ LIKELY ACTIVE |
| GBGreen Bay Packaging- Performance Products & Tapes Division | Aurora | IL | Paper Manufacturing322220 | 20-99 | ◐ LIKELY ACTIVE |
| IIllinois | Aurora | IL | Miscellaneous Manufacturing339950 | 1-19 | ◐ LIKELY ACTIVE |
| IPInternational Paper Aurora Container | Aurora | IL | Paper Manufacturing322211 | 100-499 | ◐ LIKELY ACTIVE |
| IPInternational Paper - Aurora Customer Commitment Center | Aurora | IL | Paper Manufacturing322211 | 20-99 | ◐ LIKELY ACTIVE |
| KPKamps Pallet - Aurora | Aurora | IL | Wood Product Manufacturing321920 | 20-99 | ◐ LIKELY ACTIVE |
| NNutrivo | Aurora | IL | Food Manufacturing311999 | 100-499 | ◐ LIKELY ACTIVE |
| OOsk | Aurora | IL | Food Manufacturing311340 | 100-499 | ◐ LIKELY ACTIVE |
| OAOx Aurora, LLC | Aurora | IL | Paper Manufacturing322130 | 20-99 | ◐ LIKELY ACTIVE |
| PHPortillo's Hot Dogs, LLC.D\B\A Portillo's Food Service, LLC. | Aurora | IL | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| PAPretium Aurora | Aurora | IL | Plastics and Rubber Products Manufacturing326160 | 20-99 | ◐ LIKELY ACTIVE |
| QTQuality Tool INC | Aurora | IL | Fabricated Metal Product Manufacturing332710 | — | ◐ LIKELY ACTIVE |
| SEScot Electrical Products | Aurora | IL | Computer and Electronic Product Manufacturing334210 | 20-99 | ◐ LIKELY ACTIVE |
| SCSEK Corporation / Aurora | Aurora | IL | Nonmetallic Mineral Product Manufacturing327390 | 1-19 | ◐ LIKELY ACTIVE |
| SCSEK Corporation/MAIN | Aurora | IL | Nonmetallic Mineral Product Manufacturing327390 | 1-19 | ◐ LIKELY ACTIVE |
| SCSherwin-williams Company, the | Aurora | IL | Chemical Manufacturing325510 | — | ◐ LIKELY ACTIVE |
| SASika Aurora | Aurora | IL | Chemical Manufacturing325998 | 20-99 | ◐ LIKELY ACTIVE |
| SYStock Yards Chicago | Aurora | IL | Food Manufacturing311612 | 100-499 | ◐ LIKELY ACTIVE |
| TVThales Visionix, Inc. | Aurora | IL | Transportation Equipment Manufacturing336413 | 20-99 | ◐ LIKELY ACTIVE |
| TATmax America Inc | Aurora | IL | Fabricated Metal Product Manufacturing332322 | 20-99 | ◐ LIKELY ACTIVE |
| TBTwo Brothers Artisan Spirits | Aurora | IL | Beverage and Tobacco Product Manufacturing312140 | — | ◐ LIKELY ACTIVE |
| UFUS Foods, Inc. | Aurora | IL | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |