| CMChilo Manufacturing & Plating Company | Chicago | IL | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| CPClorox Products | Chicago | IL | Chemical Manufacturing325612 | — | ◇ UNVERIFIED |
| CLCrawford Laboratories | Chicago | IL | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| DSDurable Specialty Coatings | Chicago | IL | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| EPEngineered Polymer Solutions INC | Chicago | IL | Chemical Manufacturing325211 | — | ◇ UNVERIFIED |
| FBFitzpatrick Bros INC | Chicago | IL | Chemical Manufacturing325611 | — | ◇ UNVERIFIED |
| FCFmc Corporation | Chicago | IL | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| GPGraham Paint & Varnish CO INC | Chicago | IL | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| IIInnophos INC | Chicago | IL | Chemical Manufacturing325131 | — | ◇ UNVERIFIED |
| IIInx International Ink CO | Chicago | IL | Chemical Manufacturing325910 | — | ◇ UNVERIFIED |
| JMJavo Mex Corporation | Chicago | IL | Chemical Manufacturing325611 | — | ◇ UNVERIFIED |
| KCKorex Chicago LLC | Chicago | IL | Chemical Manufacturing325000 | — | ◇ UNVERIFIED |
| LPLuster Prod INC | Chicago | IL | Chemical Manufacturing325611 | — | ◇ UNVERIFIED |
| MMMatchless Metal Polish CO | Chicago | IL | Chemical Manufacturing325612 | — | ◇ UNVERIFIED |
| MIMenard INC | Chicago | IL | Chemical Manufacturing325611 | — | ◇ UNVERIFIED |
| MFMetal Finishing Research CORP | Chicago | IL | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| MPMrc Polymers INC | Chicago | IL | Chemical Manufacturing325211 | — | ◇ UNVERIFIED |
| NCNational Casein CO | Chicago | IL | Chemical Manufacturing325520 | — | ◇ UNVERIFIED |
| NINational Interchem CORP | Chicago | IL | Chemical Manufacturing325612 | — | ◇ UNVERIFIED |
| NCNazdar Chicago | Chicago | IL | Chemical Manufacturing325910 | — | ◇ UNVERIFIED |
| NANorth American Salt CO | Chicago | IL | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| NPNorthwestern Plating Works | Chicago | IL | Chemical Manufacturing325199 | — | ◇ UNVERIFIED |
| OLOrganics LLC | Chicago | IL | Chemical Manufacturing325412 | — | ◇ UNVERIFIED |
| RPRez Packaging INC | Chicago | IL | Chemical Manufacturing325611 | — | ◇ UNVERIFIED |
| RCRita CORP | Chicago | IL | Chemical Manufacturing325411 | — | ◇ UNVERIFIED |
| RARohm and Haas Chemicals LLC | Chicago | IL | Chemical Manufacturing325320 | — | ◇ UNVERIFIED |
| RPRycoline Products INC | Chicago | IL | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| SWSherwin Williams CO | Chicago | IL | Chemical Manufacturing325130 | — | ◇ UNVERIFIED |
| SCSpraylat CORP Il | Chicago | IL | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| STStar Thermoplastic | Chicago | IL | Chemical Manufacturing325991 | — | ◇ UNVERIFIED |
Sun Chemical | Chicago | IL | Chemical Manufacturing325910 | — | ◇ UNVERIFIED |
| SMSuperior Manufacturing Group INC | Chicago | IL | Chemical Manufacturing325612 | — | ◇ UNVERIFIED |
| TCTennant Coatings INC | Chicago | IL | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| TVTrue Value Manufacturing CO | Chicago | IL | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| VDVj Dolan & CO INC | Chicago | IL | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| ZIZarco Industries INC | Chicago | IL | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| CCCAPS Chicago | Chicago | IL | Chemical Manufacturing325412 | 20-99 | ◐ LIKELY ACTIVE |
| CLConcept Laboratories Chicago | Chicago | IL | Chemical Manufacturing325620 | 20-99 | ◐ LIKELY ACTIVE |
| CGCylinder Gas Operations | Chicago | IL | Chemical Manufacturing325120 | 20-99 | ◐ LIKELY ACTIVE |
| EPE Packaging CORP | Chicago | IL | Chemical Manufacturing325412 | — | ▲ REPORTED CLOSED |
| GTGrind Time Integrated Solutions LLC | Chicago | IL | Chemical Manufacturing325612 | — | ◐ LIKELY ACTIVE |
| HGHines Global LLC | Chicago | IL | Chemical Manufacturing325611 | — | ◐ LIKELY ACTIVE |
| IPImmedica Pharma US INC. | Chicago | IL | Chemical Manufacturing325412 | — | ◐ LIKELY ACTIVE |
| KBKashiv Biosciences Chicago | Chicago | IL | Chemical Manufacturing325412 | 100-499 | ◐ LIKELY ACTIVE |
| UIUSA IL Chicago Plant | Chicago | IL | Chemical Manufacturing325510 | 100-499 | ◐ LIKELY ACTIVE |
| WGWR Grace & Co - Chicago 71st | Chicago | IL | Chemical Manufacturing325180 | 100-499 | ◐ LIKELY ACTIVE |
| XPXeris Pharmaceuticals, INC. | Chicago | IL | Chemical Manufacturing325412 | — | ◐ LIKELY ACTIVE |
| AAAabbitt Adhesives, INC. | Chicago | IL | Chemical Manufacturing325520 | 1-19 | ◇ UNVERIFIED |
| GOGeneral Organics INC. | Chicago | IL | Chemical Manufacturing325998 | 1-19 | ◇ UNVERIFIED |
| MSModern Sprout LLC | Chicago | IL | Chemical Manufacturing325611 | 20-99 | ◇ UNVERIFIED |