- Black Dog Gelato
- Black Hairspray
- Blackhawk Community Ice Rink, LLC
- Blackhawk Community Ice Rink, LLC
- Blackrose Finance
- Blackwood Bbq
- Blame Butter
- Blaze Pizza
- Blessed Hands Parlor LLC
- Blind Barber
- Blinderman Construction Co INC
- Blowing Smoke Bbq
- Blowout Junkie
- Blue Agave Tequila Bar & Restaurant
- Blue Line Software LLC
- Blue Plate Catering LTD.
- Blue Spot Sushi Corp.
- Bluebird Salon
- Bluemercury
- Blueoak Health LLC
- Blueprint Foods
- Blvd Chicago
- Bnsf Railway Company
- Board Of Trustees Of The University Of Iilinois
- Bob Louis Group
- Bob's Discount Furniture
- Bobbles & Lace
- Bocaditos
- Bodega Taqueria Y Tequila
- Body Energy Club - Fulton Market
- Body20 West Loop
- Bodybar Pilates Fulton Market
- Bofa Securities, INC.
- Boka Catering Group
- Bold Numbers, INC.
- Bombacigno's
- Bon Appetit @ Pinterest
- Bon Appetit @ Uber
- Bon Appetit Creperie
- Bonci
- Bonci Roman Style Pizza
- Bond Vet West Loop
- Boost Mobile
- Boost Mobile
- Boqueria
- Boss Ladi Boutique
- Boston Blackie's Of Riverside
- Bottom Lounge
- Bowery & Bash, INC.
- Bowl & Sushi
- Boxcar Betty's
- Bp
- Brad Johnson
- Bradbury Ventures
- Brain Builders Academy
- Brainsurf
- Brand & Business Incubator
- Brennan Kamish
- Brentano, INC.
- Brian Fickel
- Brian Mcconkey Photography
- Brian Wright Incorporated
- Briarpatch Landscaping, INC.
- Brickermade LLC
- Bridge Industrial
- Bridge Industrial
- Bridgford Marketing
- Bright Horizons Chicago West Loop
- Brightpath West Loop
- Brilliant Earth, LLC
- Brittany Spindler
- Broken Hearts
- Brooklinen, INC.
- Brooklyn Boulders
- Brooklyn Construction Services
- Brown Bag Seafood Co.
- Brown Brothers Harriman & Co.
- Bruiser's Auto Care
- Brunch N' Burgers Chicago
- Brushhour Systems
- Bty Training Lab
- Bub City
- Buck Management Group LLC
- Buen Apetito
- Buffalo Wild Wings
- Buffalo Wild Wings
- Builders Vision, LLC
- Building Management Group Co.
- Bukiety Floral
- Bukiety Floral Artistry
- Bulls College Prep
- Bunch Of Tees
- Bunches To Go
- Burger King
- Burger King
- Burger King #11967
- Burger King Restaurant
- Burlington Coat Factory
- Burrito Beach
- Business Technology Partner, Bt Partners
- Busy Burger
- Butler Gourmet, LLC
- Butterclaw / Cluckson's / Guacdog / Butter And Vine
- Buw Human Hair Store
- Bw Nails Spa
- Byrd's Hot Chicken
- C
- C R Market Surveys, INC.
- C-strategies, INC.
- C.h. Robinson Company, INC.
- C.h. Robinson Operations, INC.
- C.h. Robinson Shared Services, INC.
- C'est Si Bon
- C2 Parking
- Ca Fortune / Srw
- Cache 310
- Cadogan Tate Chicago Limited
- Cafe 1850
- Cafe Cremerie
- Cafe Margo
- Cafebeanz Company
- Cairo Kebab
- Cake Chicago
- Caliber Collision Centers
- Caliber Collision Centers
- Calibrate Property Management, LLC
- Calle Foster Coaching & Consulting LLC
- Calzada Capital Partners
- Camera Ambassador
- Camera Department, INC.
- Cameron Electric Motor Co
- Campbell Street Asset Management
- Campus Market
- Can Tv
- Canal Market
- Canal Partners
- Canete Medina Consulting Group INC.
- Cannabis Cash Coin LLC
- Cannon Media, INC.
- Canyill Networks LLC
- Capitol Hill Cleaners
- Captain Hooks
- Captain Hooks & Firehouse
- Captured Moments Collective LLC
- Carbon Hospitality Group
- Carm's
- Carnitas Don Rafa, INC.
- Carnivale Restaurant
- Carnow Conibear & Associates
- Carol Ann Brody
- Carole Robertson Center For Learning
- Carousel Art Group
- Carpenter Street
- Carrillo Photo
- Carrington & Carrington, LTD.
- Carroll Adp, LLC
- Cars.com
- Casbah Mirae LLC
- Case Integrative Health
- Casel
- Casper
- Catalyst Ranch
- Catalytic, INC.
- Cb Beauty Studios
- Cbd Kratom
- Cboe Bats, LLC
- Cboe Exchange, INC.
- Cboe Livevol, LLC
- Cbre, INC.
- Ccc Intelligent Solutions INC
- Cchange INC.
- Ccmsi
- Cdw LLC
- Ceja Strategies LLC
- Celadyne Technologies
- Cell Biologics, INC.
- Centeno Art & Design
- Center For Advancing Domestic Peace, INC.
- Central Baking Supplies
- Central Park Cleaner LLC
- Cg Life
- Cgi Technologies And Solutions INC
- Ch Distillery
- Ch2m Hill Engineers, INC.
- Ch2m Hill, INC.
- Chai City Teas
- Chan's King Wok, INC.
- Chandra Mohan Reddy Tamatam / Indian Tadka
- Channeled Resources INC
- Charles M Miles
- Charles Mcrae Wholesale
- Chase Allen Wealth
- Chatto Skin/hair Care INC.
- Chavez Lounge & Restaurant
- Chd Expert Americas INC.
- Chdg Phase 1a1 (hotel/retail) Owner LLC
- Cheese And Board
- Chef Art Smith's Reunion
- Chef Grady, LLC
- Chelsea Ventures, LLC