- Bonchon
- Bond Vet Bucktown
- Boneyard Chicago
- Bonhomme Hospitality Group, LLC
- Bonner, LLC
- Boonie Foods LLC
- Boost Mobile
- Boost Mobile
- Boost Mobile
- Border Taco
- Botanero Chicago
- Botanica
- Botanica Tecun Uman
- Botanica Victoria
- Botanical Ink LLC
- Boulevard Sports Lounge
- Bourbon On Division
- Boxcar Betty's
- Bp Amoco
- Bp Development INC.
- Bracey Performance LLC
- Bracket Studios, INC
- Brasero
- Brazil 021 Chicago
- Breakfast House Restaurant INC.
- Bridget King
- Brightbot INC
- Brittany Roydhouse
- Brix Catering & Events
- Briyo Skin
- Broadbent Beauty
- Brobagel
- Brockton Hardnett
- Broken Art Restoration
- Broken Glass
- Broker Becky Bush INC
- Brown Brothers Tattoo
- Brownie Points Bakery
- Brows Threading
- Bruce Finkelman
- Bubble Land On Division
- Bucktown Atheltic Club
- Bucktown Auto Repair, INC.
- Bucktown Bow & Meow
- Bucktown Bow Meow Pet Spa
- Bucktown Fine Arts
- Bucktown Fitness Club
- Bucktown Market
- Bucktown Wash & Fold Laundry, LLC
- Bud & Rita's
- Budget Refinishers INC.
- Buffalo Exchange
- Bugbear Creative LLC
- Builders Cabinet Supply
- Building Blocks Toy Store
- Building Services Of America
- Bulerias North Avenue
- Bumbu Roux
- Burchell Upholstery
- Burger Baron
- Burger King #10797
- Burnt City / District Brew Yards
- Burton Snowboards
- Busy Bee Promotions, INC.
- Butterfly
- Butterfly Cookies LLC
- Buzz Coffee Roaster And Baker
- Buzzed Bull Creamery
- Bws
- C & E Parking Service INC.
- C G Floor Finishes & Paint Sup
- C.r.c.d. Construction
- C&j Solutions
- C&m Deli
- Cafe Cancale
- Cafe Central
- Cafe Colao
- Cafe Colao
- Cafe Istanbul
- Cafe Marie-jeanne
- Cafe Pachuca
- Caffe Panna
- Caffe Streets
- Cal's Corner
- Caliber Collision Centers
- Calibrate Property Management, LLC
- Call Your Friends, LLC
- Call Your Mother
- Camp Wandawega, LLC
- Cana
- Candor
- Candy's Grocery
- Candy's Room LLC
- Canela Granola
- Canine Crews
- Canteen @ Tribune
- Capricorn Real Estate Group LLC
- Captain Cooler
- Car Center INC
- Car Guys Chicago INC.
- Carbon On Chicago
- Cardenas Marketing Network,inc.
- Carefully Picked
- Carf: The Critical Animal Relief Foundation
- Carhartt
- Carniceria Guanjuato #3
- Caroline Turner Interiors
- Carolyn's Krisps
- Carquest Auto Parts #2785
- Carrectly, INC.
- Carson Tire Service, INC
- Carter.doeshair
- Casa Central Community Service
- Casa Llena
- Casa Sanchez Y Asociados LLC
- Casa Tequila
- Casa Yari
- Casanova Salon
- Case Integrative Health
- Casey A. Rand
- Cash America Jewelry & Loan
- Casimiro Rodriques
- Cat-su Sando
- Catapult Learning West
- Caterpillar Care
- Catharsis Productions
- Catherine Edelman Gallery
- Catina Turner
- Cava
- Cbre, INC.
- Cd Satellite 1 LLC
- Cdr Studios INC.
- Cebu Bar And Grill
- Celebrity Lashes Incorporated
- Celebrity Skin Couture Air Tan LLC
- Celestial Femme
- Celestial Femme
- Center Home For Hispanic Elderly
- Central Building & Preservation L.P.
- Cera Ear Clinic
- Cermak Produce No.4
- Cevapcici Chicago
- Chaika INC.
- Chamin
- Champion
- Chang's Martial Arts & Fitness Studio
- Charisma Hair Studio
- Charles Bruce Taylor
- Charlie Bell
- Charlie's Plumbing, Heating & Sewage Service, INC.
- Charmed Lashe Studio INC
- Chase Mako
- Cheba Hut
- Cheesie's Pub & Grub
- Chengdu Bistro
- Chengdu Impression Sichuan Cuisine
- Chi-guy Home Improvement LLC
- Chi-latin
- Chiboys LLC
- Chicago Artisan Market - Fulton Market
- Chicago Audio Works, INC.
- Chicago Auto Repair Service INC.
- Chicago Ave Style
- Chicago Avenue Salon, LTD
- Chicago Bike Adventures
- Chicago Builders Supply
- Chicago Center For Music Education
- Chicago Chop Shop
- Chicago Cleaners
- Chicago Cleaners Shoe Repair
- Chicago Community Reinvestments, LLC
- Chicago Crane Commercial, LLC
- Chicago Detours INC.
- Chicago Elite Developers LLC
- Chicago Empanada Mama, LLC
- Chicago Estate Advisors
- Chicago Event Graphics
- Chicago Fine Art Salon LLC
- Chicago Floor Systems Corp
- Chicago Flyhouse INC
- Chicago Gasket Company
- Chicago Grout Medic
- Chicago Hearing Society
- Chicago Heat & Air, INC.
- Chicago Hopes For Kids
- Chicago Indonesia Art NFP
- Chicago Iron Works
- Chicago Kitchen Concepts
- Chicago Mailing Tube Co
- Chicago Makers Pop Up
- Chicago Mamas Kitchen
- Chicago Mobile Karaoke
- Chicago Motors INC
- Chicago Nail Room
- Chicago Neighbors United
- Chicago Nutrition
- Chicago Pickle Eatery
- Chicago Plants
- Chicago Premier Graphics LLC
- Chicago Premier Suites