 Orthopedic Generations LLC | Mokena | 1–19 | ● ACTIVE |
 Recycled Rubber Products Distributors, LLC | Joliet | 20–99 | ● ACTIVE |
 2xl Corporation | Bolingbrook | — | ● ACTIVE |
 Award Emblem Manufacturing CO INC | Bolingbrook | — | ● ACTIVE |
 Isovac Products LLC | Romeoville | — | ● ACTIVE |
 Vital Care Industries, LLC | Tinley Park | — | ● ACTIVE |
 Bionic Prosthetics and Orthotics Group LLC | Joliet | — | ● ACTIVE |
| Bionic Prosthetics and Orthotics Group LLC | Bolingbrook | — | ● ACTIVE |
 Dive Right in Scuba, INC. | Plainfield | — | ● ACTIVE |
 Hanger Prosthetics & Orthotics East, INC. | Joliet | — | ● ACTIVE |
| Hanger Prosthetics & Orthotics East, INC. | Frankfort | — | ● ACTIVE |
 L3dfx LLC | Mokena | — | ● ACTIVE |
| L3dfx LLC | Bolingbrook | — | ● ACTIVE |
 Limboss INC | Crest Hill | — | ● ACTIVE |
| PPres-on | Bolingbrook | 20–99 | ◐ LIKELY ACTIVE |
| TCTherafin Corporation | Frankfort | 20–99 | ◐ LIKELY ACTIVE |
| SCStyleline Custom Cabinetry | Lockport | 20–99 | ◐ LIKELY ACTIVE |
| AIAgrati INC | Park Forest | 100–499 | ◐ LIKELY ACTIVE |
| CEChevron Environmental Management CO | Lockport | — | ◐ LIKELY ACTIVE |
| EIEcolab INC | Joliet | 100–499 | ◐ LIKELY ACTIVE |
| EOExpert Optics, INC | Shorewood | 20–99 | ◐ LIKELY ACTIVE |
| OLODW Logistics, Inc. | Romeoville | — | ◐ LIKELY ACTIVE |
| TTTm Tire CO INC | New Lenox | — | ◐ LIKELY ACTIVE |
| BBBonnie Brae Forest Manor Sanitary | Lockport | — | ◐ LIKELY ACTIVE |
| CCCare Cremation Center | Romeoville | — | ◐ LIKELY ACTIVE |
| PVPlainfield, Village of | Plainfield | — | ◐ LIKELY ACTIVE |
| ADAdvanced Diamond Technologies | Romeoville | — | ◇ UNVERIFIED |
| AIAgri-load INC | Joliet | — | ◇ UNVERIFIED |
| ACAll Cleaners | Aurora | — | ◇ UNVERIFIED |
| ASAmazon.com Services LLC Hmw1 | Wilmington | — | ◇ UNVERIFIED |
| BJBill Jacobs Chevrolet Mazda | Joliet | — | ◇ UNVERIFIED |
| CLCapstone Logistics | Joliet | — | ◇ UNVERIFIED |
| CWChicagoland Wholesale Mulch | Crest Hill | — | ◇ UNVERIFIED |
| CICitiwaste INC | Joliet | — | ◇ UNVERIFIED |
| DTDedicated Trailer Cleaning INC | Channahon | — | ◇ UNVERIFIED |
| EEExelon Energy Delivery-comed | Joliet | — | ◇ UNVERIFIED |
| ENExelon Nuclear Training Center | Braidwood | — | ◇ UNVERIFIED |
| FWFrankfort West Wwtp | Frankfort | — | ◇ UNVERIFIED |
| FSFumigation Service & Supply INC | Joliet | — | ◇ UNVERIFIED |
| GFGb Feld INC | Mokena | — | ◇ UNVERIFIED |
| HMHeartland Memorial Center | Frankfort | — | ◇ UNVERIFIED |
| IIIfco Ics-chicago INC | Lockport | — | ◇ UNVERIFIED |
| IJIngenco Joliet Facility | Joliet | — | ◇ UNVERIFIED |
| JMJoliet Mi LLC | Joliet | — | ◇ UNVERIFIED |
| JYJoliet Youth Center-dept of Corrections | Joliet | — | ◇ UNVERIFIED |
| JPJw Peters & Sons INC | Lockport | — | ◇ UNVERIFIED |
| KCKendall County Concrete Crushing INC | Joliet | — | ◇ UNVERIFIED |
| MSMidwest Soil Remediation | Lockport | — | ◇ UNVERIFIED |
| NCNational Chemical | Plainfield | — | ◇ UNVERIFIED |
| PSPlainfield Stamping-illinois | Plainfield | — | ◇ UNVERIFIED |
