| ECEpic Circuits INC | Lake Zurich | — | ◇ UNVERIFIED |
| EBEpl Bio-analytical Services INC | Niantic | — | ◇ UNVERIFIED |
| ESErickson Steel CO | Pekin | — | ◇ UNVERIFIED |
| ESEscalade Sports INC. | Olney | — | ◇ UNVERIFIED |
| ECEta Circuit Breakers | Mount Prospect | — | ◇ UNVERIFIED |
| EWEvanston Water Utility | Evanston | — | ◇ UNVERIFIED |
| EEExelon Energy Delivery-comed | Joliet | — | ◇ UNVERIFIED |
| ENExelon Nuclear Training Center | Braidwood | — | ◇ UNVERIFIED |
| ECExodus Communications | Chicago | — | ◇ UNVERIFIED |
| EZE Z Trail INC | Arthur | — | ◇ UNVERIFIED |
| FCFabien's Cabinets | Chicago | — | ◇ UNVERIFIED |
| FGFabri - Glass INC | Moline | — | ◇ UNVERIFIED |
| FIFarmers Insurance | Lake Zurich | — | ◇ UNVERIFIED |
| FWFarniok, William | New Milford | — | ◇ UNVERIFIED |
| FFFato Fiberglass CO | Kankakee | — | ◇ UNVERIFIED |
| FGFedex Ground Packaging System INC | Bedford Park | — | ◇ UNVERIFIED |
| FMFenzel Motor Sales | Hampshire | — | ◇ UNVERIFIED |
| FEFertech Environmental INC | Mccook | — | ◇ UNVERIFIED |
| FHFifteen Hundred Skokie Blvd | Northbrook | — | ◇ UNVERIFIED |
| FUFimm USA INC | Arcola | — | ◇ UNVERIFIED |
| FDFire Department Coffee INC | Rockford | — | ◇ UNVERIFIED |
| FAFirst America Metal CORP | Morris | — | ◇ UNVERIFIED |
| FNFish N Feather | Patoka | — | ◇ UNVERIFIED |
| FFFlowserve F&o INC | Burr Ridge | — | ◇ UNVERIFIED |
| FDFormer Dry Cleaner in Lakeland Plaza | Fox Lake | — | ◇ UNVERIFIED |
| FAForming America LTD | West Chicago | — | ◇ UNVERIFIED |
| FWFrankfort West Wwtp | Frankfort | — | ◇ UNVERIFIED |
| FLFranklin Leasing INC | Lawrenceville | — | ◇ UNVERIFIED |
| FMFreeport Metal Specialties CO | Freeport | — | ◇ UNVERIFIED |
| FIFull-fill Industries LLC | Henning | — | ◇ UNVERIFIED |
| FSFumigation Service & Supply INC | Heyworth | — | ◇ UNVERIFIED |
| FSFumigation Service & Supply INC | Joliet | — | ◇ UNVERIFIED |
| GHGalena Hotel | Freeport | — | ◇ UNVERIFIED |
| GPGarden Prairie Energy Facility | Garden Prairie | — | ◇ UNVERIFIED |
| GFGb Feld INC | Mokena | — | ◇ UNVERIFIED |
| GAGeneral American Door CO | Montgomery | — | ◇ UNVERIFIED |
| GFGeneral Fire Extinguisher CORP | Northbrook | — | ◇ UNVERIFIED |
| GIGenesis Iii | Prophetstown | — | ◇ UNVERIFIED |
| GGGerald Gaines, Gaines Barbeque Barn | Champaign | — | ◇ UNVERIFIED |
| GCGerber Collision & Glass | Loves Park | — | ◇ UNVERIFIED |
| GNGlenview Naval Air Station | Glenview | — | ◇ UNVERIFIED |
| GCGlobal Card Services INC | Downers Grove | — | ◇ UNVERIFIED |
| GCG&m Construction | Rockford | — | ◇ UNVERIFIED |
| GPGrand Prairie Transit | Willow Springs | — | ◇ UNVERIFIED |
| GIGroot Industries | Elk Grove Village | — | ◇ UNVERIFIED |
| GRGroot Recycling & Services INC | Elk Grove Village | — | ◇ UNVERIFIED |
| GIGrowmark INC | Albany | — | ◇ UNVERIFIED |
| HQHahn Quarry | Galena | — | ◇ UNVERIFIED |
| HKHalterman Kevin | Mazon | — | ◇ UNVERIFIED |
| HSHamel Seed & Farm Supply INC | Worden | — | ◇ UNVERIFIED |
