- Spirits & Snacks
- Sploot Il, Pllc
- Square Nail Chicago
- Squeaky Bea's
- St Mary Of The Angels
- Stan Mansion
- Starbucks Coffee #10506
- Steak & Tostada
- Steel Petal Press
- Steep Ravine Brewing Company Chicago LLC
- Stephanie Farina, LLC
- Stepping Stones Nursery School
- Stepping Stones Nursery School INC.
- Sterling Bay Property Management
- Stitch 'n Bitch LLC
- Stomping Ground Strategies, LLC
- Stoner & Co INC
- Stopalong Br, LLC
- Structures Construction, LLC
- Struxc-jasa LLC
- Struxc-mc
- Studio Crear LLC
- Studio Gild
- Studio I 90
- Studio I 90
- Studio Prive
- Stunning And Brilliant Events Chicago
- Stylish Sin
- Subway
- Subway
- Subway
- Subway
- Subway
- Subway
- Subway
- Subway 275
- Suffron
- Sugar Moon
- Sultan's Market / Masada
- Sumo + Sushi
- Sunny Massage
- Sunny Massage, INC.
- Super Jalapeno Grill INC.
- Super Mercado Barrera
- Super Taqueria El Taconazo El Tio
- Super Taqueria El Taconazo El Tio
- Super Taqueria El Taconazo El Tio Co.
- Superior Cleaning Now
- Superior Pest Solutions
- Superkhana International
- Superwash Coin Laundry
- Supplementary
- Supreme Laundry Service, LLC
- Surestaff, LLC
- Surfbar
- Surge Billiards
- Sushi Taku
- Svc Group, LLC
- Sweet Designs By Kathy
- Sweet Rice Chicago
- Sweet Shot Cookies LLC
- Sweetgreen
- T & A Plumbing & Heating INC
- T-mobile
- Table, Donkey & Stick
- Taco Bell Cantina
- Taco Maya
- Tacos Los Penas
- Tacos Loteria
- Tacoven Mexican Grill LLC
- Taims, INC.
- Tama Restaurant
- Tamazula Grocery INC.
- Tania's Unisex Beauty Salon
- Tanner Dane Bednar
- Tapia Jewelry Gifts & Flowers
- Taqueria Chingon
- Taqueria El Heredero
- Taqueria L' Patron
- Taqueria Los Comales #11
- Taqueria Moran
- Target -t3317
- Target Optical #4110
- Taste Of Havana
- Tastee Freez
- Tattoo Art Chicago
- Taxaflora
- Techbee LLC
- Teddy-g
- Temple Of The Dog & Meow Lounge
- Tesla, INC.
- Testaccio
- The Apothecary Cupboard LLC
- The Art Of Chicken
- The Baker Organization
- The Barber Chop
- The Beauty Luxe Parlour
- The Bike Lane
- The Billions Corporation
- The Bird's Nest Salon
- The Boiler Room
- The Bristol
- The Burlington
- The Charnel House
- The Children's Place Assn
- The Crab Pad, LLC
- The Cryobar Bucktown LLC
- The Dog Stop Bucktown
- The Double
- The Duplex
- The Fade Lounge, LLC
- The Faucet Guy INC.
- The Gap Store 551
- The Gilded Lily LLC
- The Green
- The Green Bean Nursery, LLC
- The Greenhouse
- The Harding Tavern
- The House Theatre Of Chicago
- The Hurley Tap
- The Joinery Studios
- The Labor Connection
- The Learning Experience
- The Leavitt Street Inn & Tavern
- The Leavitt Street Inn, LLC
- The Lee Allison Co INC
- The Lincoln Lodge
- The Lock Up Storage Centers
- The Logan Theatre
- The Long Hall Chicago
- The Lutheran Day Nursery
- The Map Room
- The Messi Experience
- The Miracle Center, INC.
- The Moonlighter
- The Mozart
- The Native
- The Natural Barbershop LLC
- The Nicolson School
- The Nook Daycare 2
- The Nook Daycare Leavitt LLC
- The Nook Preschool Studio
- The Nurture Nook
- The Organized Aesthetic LLC
- The Origin Restaurant And Lounge Chicago
- The Other Guys, LLC
- The Owl Bar
- The Pep Boys-manny, Moe & Jack
- The Pottery Studio
- The Radicle
- The Red Balloon Company
- The Roomplace
- The Spice Room
- The Stopalong
- The Sunday Standard
- The Ups Store
- The Ups Store 5744
- The Ups Store 8293
- The Vitamin Shoppe
- The Wax And Skin Lounge
- The Welcome Back Lounge
- The Whale Chicago
- The Whistler
- The White Room Chicago
- Thermo Refrigeration
- Thermoelectric Cooling America
- Third Floor Vintage Decor, LLC
- Thomas Barbershop
- Thrd Coffee Company, LLC
- Three Small Scoops
- Three Stars Resale Shop
- Three Wheels Noodle
- Tile Outlet LTD
- Tiny Spoon Chef, INC.
- Tinyshop
- Tip-top Cleaners
- Tls Educational Associates , LLC
- Toast And Jam Djs
- Tobacco Land
- Tony Construction 365 Epoxy Floor
- Tony's Fresh Market
- Toolsavings, LLC
- Top Parking Corp.
- Top Shelf 2 / La Cueva Del Indio Cafe
- Topline Windows, INC.
- Torn Light Records
- Torreon Tire Shop
- Torres Auto Accesorios, INC.
- Torres Electronic Eqpt
- Torres Omar Jewelers
- Train At The Space
- Trap Door Productions
- Trike Thai Noodle + Sushi
- Tripalink Property Management Il LLC
- Trivic Remodelers INC
- Trogo Kitchen And Market
- Tropi Cuba
- Tropical Optical
- Tropical Smokes
- Tropical Smoothie Cafe