| FPFocal Point LLC | Chicago | IL | Electrical Equipment, Appliance & Component Manufacturing335121 | — | ◇ UNVERIFIED |
| FCFrancis & California, LLC | Chicago | IL | Food Manufacturing311811 | — | ◇ UNVERIFIED |
| FNFrancis & Nygren Foundry CO | Chicago | IL | Primary Metal Manufacturing331511 | — | ◇ UNVERIFIED |
| FBFred Busch Foods CORP | Chicago | IL | Food Manufacturing311612 | — | ◇ UNVERIFIED |
| FOFriends Oil CORP | Chicago | IL | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| FMFroedtert Malt a Division of Imc LLC | Chicago | IL | Food Manufacturing311213 | — | ◇ UNVERIFIED |
| FSFuel Site 9 St | Chicago | IL | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| FSFullerton & Seminary INC | Chicago | IL | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| FCFulton-carroll Center | Chicago | IL | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| FBFunkytown Brewery LLC | Chicago | IL | Beverage and Tobacco Product Manufacturing312120 | — | ◇ UNVERIFIED |
| FAFuture Additive Manufacturing Aerospace, Inc | Chicago | IL | Fabricated Metal Product Manufacturing332313 | — | ◇ UNVERIFIED |
| GPGage Park Food | Chicago | IL | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| GDGardner-gibson Dolton, LLC | Chicago | IL | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| GSGary & Shawn INC | Chicago | IL | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| GCGas City 70 | Chicago | IL | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| GCGas Ctr Dba Montrose & Central Clark | Chicago | IL | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| GDGas Depot | Chicago | IL | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| GFGas for Less | Chicago | IL | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| GEGayton Enterprises LLC | Chicago | IL | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| GWG&d Wellness LLC | Chicago | IL | Food Manufacturing311991 | — | ◇ UNVERIFIED |
| GIGenband Industries, LLC | Chicago | IL | Miscellaneous Manufacturing339991 | — | ◇ UNVERIFIED |
| GEGeneral Exhibits and Displays, INC. | Chicago | IL | Printing and Related Support Activities323113 | — | ◇ UNVERIFIED |
| GPGeneral Pallet, INC. | Chicago | IL | Wood Product Manufacturing321920 | — | ◇ UNVERIFIED |
| GFGentner Fabrication INC | Chicago | IL | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| GPGeorge Pagels CO | Chicago | IL | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| GCGerber Collision & Glass | Chicago | IL | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| GCGerber Collision & Glass | Chicago | IL | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| GDGerit Drum Ring/charter Steel | Chicago | IL | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| GMGj Motorsports LLC | Chicago | IL | Transportation Equipment Manufacturing336320 | — | ◇ UNVERIFIED |
| GPGlam Properties LLC | Chicago | IL | Beverage and Tobacco Product Manufacturing312120 | — | ◇ UNVERIFIED |
| GPG.m. Pallets, Inc., | Chicago | IL | Wood Product Manufacturing321920 | — | ◇ UNVERIFIED |
| GFGo for It - Citgo | Chicago | IL | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| GSGold Star INC | Chicago | IL | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| GGolo | Chicago | IL | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| GSGomez Shell Autocare | Chicago | IL | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| GEGrand Express Auto Service | Chicago | IL | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| GBGrandioso Brick & Stone | Chicago | IL | Nonmetallic Mineral Product Manufacturing327121 | — | ◇ UNVERIFIED |
| GIGrand Iron Work INC. | Chicago | IL | Primary Metal Manufacturing331111 | — | ◇ UNVERIFIED |
| GLGreat Lakes Lumber & Pallet Inc | Chicago | IL | Wood Product Manufacturing321920 | — | ◇ UNVERIFIED |
| GEGreen Era 83rd Street, LLC | Chicago | IL | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| GSGreen Spin Cleaners | Chicago | IL | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| GCGreune Coal CO | Chicago | IL | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| GMGurnham Marathon | Chicago | IL | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| HPHangout Properties LLC | Chicago | IL | Electrical Equipment, Appliance & Component Manufacturing335122 | — | ◇ UNVERIFIED |
| HIHarebrained, INC. | Chicago | IL | Apparel Manufacturing315280 | — | ◇ UNVERIFIED |
| HDHeick Die Casting CORP | Chicago | IL | Primary Metal Manufacturing331521 | — | ◇ UNVERIFIED |
| HBHeineman's Bakery | Chicago | IL | Food Manufacturing311812 | — | ◇ UNVERIFIED |
| HCHelene Curtis Industries INC | Chicago | IL | Chemical Manufacturing325611 | — | ◇ UNVERIFIED |
| HWHenderson Welding, INC. | Chicago | IL | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| HWHeneghan Wrecking CO INC | Chicago | IL | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
