- Gateway
- Gateway Foundation
- Gateway News Stand
- Gateway News Stand
- Gateway Newstand
- Gateway Newstands
- Gatx Corporation
- Gayle's Best Ever Grilled Cheeese
- Gayle's Best Ever Grilled Cheese
- Gc Consulting LLC
- Geeta Corporation
- Gemcraft Diamond Corp
- Gemeralds INC.
- Gemivia Jewelry
- General Design Jewelers INC
- General Secretarial Serv INC
- Genesys Works Chicago
- Geneva Glen Capital
- Geneva Trading Chicago
- Genuine Gems INC.
- George L. Blakemore
- George's Chicken & Shrimp
- German American Events, LLC
- German Brothers
- German Grill Company
- Get Aniyalated Wellness
- Getir
- Getty Images (us), INC.
- Gforce Life Sciences
- Ghafari Associates, LLC
- Ghost City Tours Of Illinois, LLC
- Gilfillan & Callahan Architects
- Gina's Magic Nails
- Gindes Music Productions LLC
- Gino's East Of Chicago
- Giordano's Of Prudential Plaza
- Giordano's On Jackson
- Gladius Capital Management LP
- Glam Your Yard Designs
- Global Capital, LTD.
- Global Climate Associates LLC
- Global Risk Consultants Corp.
- Globalrisk Corporation
- Globalview Software INC
- Globetrotters International, INC.
- Globetrotters Tech Solutions
- Gmr Marketing LLC
- Gnc 8694
- Go Grocer
- Go! Grocer
- Gobble Doggs
- Goddess And The Baker
- Goddess And The Baker
- Goddess And The Baker Madison, LLC
- Goers Communications, INC.
- Gohagan & Company
- Golas And Sons Bicycle Repair
- Gold Coast Beauty Spa
- Gold Diggers Design L.L.C.
- Goldberg Trading LLC
- Golden Apple Foundation
- Golden Crown Jewelers
- Golden Touch Jewelry Design _i
- Goldline Trading
- Goldman Sachs & Co.
- Goldston Music Studio
- Golub Realty Services LLC
- Gong Cha
- Gonzalez Family Corp
- Good Eating Company
- Good Funk/beatnik On The River
- Goodwin's
- Goodworth Wealth Management, LLC
- Gordas Tortas
- Gordo's Tiny Taco Bar
- Gordon Flesch Co INC.
- Gordon In Lakeshore East
- Gordon' S Ace Hardware - South Loop
- Gorilla INC
- Government Navigation Group, INC.
- Grab A Snack
- Gracie Chicago Jiu Jitsu
- Graham Crackers Comics LTD
- Graham Grady Advisors, LLC
- Grain And Sea
- Grand Victoria Foundation
- Granite Creek Capital Partners, LLC
- Grant Consulting Group LLC
- Grant Park Bistro / Petite Vanille
- Grant Park Cleaner
- Grant Thornton Advisors LLC
- Grant Thornton LLP
- Gravitea River South
- Gray Communications INC
- Gray Line Chicago
- Gray Matter Analytics
- Gray Talent Group, INC.
- Grazie Grace Boutique / Paparazzi
- Great American Finance
- Great Arc Technologies INC
- Great Dane LLC
- Great Lake Meat Co. / County Bbq
- Great Lakes Advisors, LLC
- Great Point Trading
- Greek Time Chicago
- Green Apple Phoever
- Green Apple Phoever
- Green Basil Street
- Green House Building Solutions LLC
- Green Street Kitchen LLC DBA The Oakville
- Greenrock Research, INC.
- Gregg Helfer LTD
- Gregory S Sapp Violins, LTD
- Grenzebach, Glier & Associates, INC.
- Greyrock Capital Group
- Greystar Illinois Management, LLC
- Grfi Limited
- Gro Tress Essentials
- Grooming Chair
- Ground Up Cafe
- Ground Up Cafe
- Group One Trading LP
- Groupon
- Grover Strategies
- Gsg Consultants, INC.
- Gsn
- Gsp Green Steel Projects
- Gss Creative
- Gtt Americas, LLC.
- Guadagnini Violin Shop
- Guavatech, INC.
- Guayaco Waste Solutions, Corp.
- Guckenheimer @ Cna
- Guggenheim Capital, LLC
- Gulab Jewelry
- Gwen Grossman Lighting Design, INC.
- Gx2 Spread Markets
- Gx2 Systems
- H & H Watch Repair
- H & M
- H Goodfriend/ Raymond James
- H Watson Jewelry Engraving Co
- H. Segura Jewelers
- H.g. Jones & Associates, INC.
- H.g. Jones Real Estate, LLC
- H.i.g. Capital Management, LLC
- H.r. Jewelers, INC.
- H&m
- H&r Block Enterprises
- Habitat For Humanity Chicago
- Hair 23
- Hair Affair Chair
- Hakimian Gem Co.
- Hakimian Imports INC
- Halaleez
- Hale Mcdonald's
- Half Moon Yoga
- Half Sour
- Hallmark Media United States, LLC.
- Halloween Hallway
- Halsted Limited Partnership
- Halsted Street Deli
- Halsted Street Deli
- Halsted Street Deli & Bagel
- Halsted Street Deli + Bagel
- Halsted Street Deli Holdings, LLC - 222 N. Lasalle
- Hamilton Jewelry
- Hampton Inn
- Hampton Inn Chicago Downtown
- Hanabusa Cafe
- Hand & Stone Massage And Facial Spa
- Hand & Stone Massage And Facial Spa
- Handcut Foods
- Hannah's Bretzel 161 N. Clark LLC
- Hannah's Bretzel 227 W. Monroe LLC
- Happy Monday
- Happy Snacks
- Harbor Capital Advisors
- Harbor Drive Cleaners And Tailors
- Harbor Point Cleaners, INC.
- Harborside Health, LLC
- Hard Hat Hub LLC DBA Builtworls
- Hard Wright Development
- Harlan J. Berk, LTD.
- Harley-davidson Financial Services, INC.
- Harmer Associates, INC.
- Harmony Technologies, INC.
- Harold Burland & Son
- Harold Washington Chicago Public Library
- Harold's Chicken
- Harris & Harris, LTD.
- Harris Associates L.P.
- Harry's Hamburgs
- Harry's Sandwich Shop
- Harrys Sandwich Shop
- Hart 111 West Wacker, LLC
- Hartz & Co
- Harvard Maintenance, INC.
- Havas Annex
- Haven Art Group LLC