| SCSpringfield Coal CO | Waltonville | — | ◇ UNVERIFIED |
| SPStark Paving INC | Bloomington | — | ◇ UNVERIFIED |
| SHState Highway Construction | Taylorville | — | ◇ UNVERIFIED |
| SHState Highway Construction | Springfield | — | ◇ UNVERIFIED |
| SHState Highway Construction CORP | Payson | — | ◇ UNVERIFIED |
| SHState Highway Construction CORP | Lincoln | — | ◇ UNVERIFIED |
| SHState Highway Construction CORP INC | Pana | — | ◇ UNVERIFIED |
| SHState Highway Construction CORP INC | Litchfield | — | ◇ UNVERIFIED |
| SHState Highway Construction CORP INC | Assumption | — | ◇ UNVERIFIED |
| SGSuperior Graphite CO | Chicago | — | ◇ UNVERIFIED |
| TCTazewell County Asphalt CO INC | East Peoria | — | ◇ UNVERIFIED |
| TFTruman Flatt & Sons CO INC | Buckhart | — | ◇ UNVERIFIED |
| UAUnited Asphalt Supply | Canton | — | ◇ UNVERIFIED |
| UAUnited Asphalt Supply INC | Macomb | — | ◇ UNVERIFIED |
| WAWabash Asphalt CO INC | Barnhill | — | ◇ UNVERIFIED |
| WIWabash Independent Oil CO | Farina | — | ◇ UNVERIFIED |
| WCWilliam Charles Const CO LLC Materials Div | Rochelle | — | ◇ UNVERIFIED |
| WCWilliam Charles Const CO LLC Materials Div | Roscoe | — | ◇ UNVERIFIED |
| WCWilliam Charles Construction CO | Belvidere | — | ◇ UNVERIFIED |
| WCWilliam Charles Construction CO | Durand | — | ◇ UNVERIFIED |
| WMWl Miller CO | Mount Sterling | — | ◇ UNVERIFIED |
| WAWw Asphalt INC | Sterling | — | ◇ UNVERIFIED |
| AAurora | Aurora | 20–99 | ◐ LIKELY ACTIVE |
| CDChevron Danville REG | Danville | 20–99 | ◐ LIKELY ACTIVE |
| CLCLC Lubricants Company | Geneva | 1–19 | ◐ LIKELY ACTIVE |
| ECExxonMobil Cicero Lube Plant | Cicero | 20–99 | ◐ LIKELY ACTIVE |
| EOExxonMobil Oil Corp., Joliet Refinery | Channahon | 500+ | ◐ LIKELY ACTIVE |
| GGGla Global Company | Oak Lawn | — | ◐ LIKELY ACTIVE |
| ICICP Chicago | Chicago | 20–99 | ◐ LIKELY ACTIVE |
| MPMega Petroleum LLC | Chicago | — | ◐ LIKELY ACTIVE |
| MCMullen Circle Brand, INC. | Skokie | — | ▲ REPORTED CLOSED |
| P6Phillips 66 - Wood River Refinery | Roxana | 500+ | ◐ LIKELY ACTIVE |
| PRPlant, Road and Shop | Swansea | 20–99 | ◐ LIKELY ACTIVE |
 Radco Industries INC | Lafox | — | ◐ LIKELY ACTIVE |
| RCRain CII Carbon - Robinson | Robinson | 20–99 | ◐ LIKELY ACTIVE |
| SESunCoke Energy Granite City Operations | Granite City | 100–499 | ◐ LIKELY ACTIVE |
| AAAdvanced Asphalt CO | Utica | — | ◇ UNVERIFIED |
| AAAdvanced Asphalt CO | Kewanee | — | ◇ UNVERIFIED |
| AAAdvanced Asphalt CO | Annawan | — | ◇ UNVERIFIED |
| AAAllied Asphalt (mc-29) | Milan | — | ◇ UNVERIFIED |
| AAAllied Asphalt Paving CO | Bartlett | — | ◇ UNVERIFIED |
| ACApcon CORP | Tilton | — | ◇ UNVERIFIED |
| ARArrow Rd Construction CO | Mount Prospect | — | ◇ UNVERIFIED |
| ARArrow Road Construction CO | Carpentersville | — | ◇ UNVERIFIED |
| AOArs Operating LLC | Green Oaks | — | ◇ UNVERIFIED |
| ABAse Blacktop & Paving CO | Decatur | — | ◇ UNVERIFIED |
| ASAsphalt Sales & Products INC | Litchfield | — | ◇ UNVERIFIED |
| ASAsphalt Sales & Products INC | Roxana | — | ◇ UNVERIFIED |
| ASAsphalt Sales & Products INC | Salem | — | ◇ UNVERIFIED |
| BPBob Propheter Construction LLC | Leaf River | — | ◇ UNVERIFIED |
