- Kathleen Chee
- Katrinka Riordan
- Keke Nail And Spa
- Kelsey Fagan
- Kenzie Beauty Studio
- Kfire
- Khoi LLC
- Ki-zenn Wheeler
- Kie-gol-lanee
- Kiki Yablon Dog Training
- Kimball Scoops Lamichocana
- Klen Property Services
- Kma Interiors
- Knot Yos
- Kobamont LLC
- Kohl's
- Kohlman Chutes INC
- Kristina Pellitteri
- Kroh-wagner INC
- Kurt Schultz
- Kwill Ccr Operations LLC
- Kyoten
- Kyoten Next Door
- L & T Auto Service INC.
- L & T China Fast Wok INC.
- L Stop Tours
- L.a. Tan
- L' Patron
- L' Patron
- L'flamingo Liquors, INC.
- La Bomba Food
- La Bomba Restaurant
- La Boulangerie
- La Boulangerie
- La Boulangerie De Maggy LLC
- La Canasta Bakery, INC.
- La Caridad En
- La Colombe Torrefaction
- La Escuelita Numero Dos
- La Estrella Bakery, INC.
- La Licor Panamericana
- La Lunita
- La Michoacana Logan Square
- La Michoacana Logan Square By Frida
- La Victoria Barra + Cocina
- La-z-boy
- Lang Exterior
- Lardon & The Union Taproom & The Meadowlark
- Larissa's Restaurant Corp.
- Larrys Service Station INC
- Las Americas Printing
- Las Animas LLC
- Las Asadas
- Las Asadas
- Las Vegas Nite Club INC
- Latin American Motorcycle Association
- Latin Service
- Latrunda D. Ellis
- Lawn Of The Land Luxe Landscaping & Stone LLC
- Laystrom Manufacturing Co
- Lazy Camel & Western Wine & Spirits
- Le Bouchon
- Le Cafe Grill
- Leadtooth Web & Print
- Leana Brows Beauty 8, LTD
- Lee Nails
- Lee Nails
- Lemmings
- Lettering Works
- Lglamour INC.
- Light Touch Designs, INC.
- Lil Guys & My Pie Too
- Liliana M. Cuevas
- Lina' S Beauty Salon
- Linda & Terry's Corner
- Linda's Creations Flower's & Gift Shop
- Linx
- Liraz Drillman
- Little Achievers Academy
- Little Broken Things
- Little Einsteins Daycare, INC.
- Little Mel's Hot Dog
- Little Pickle
- Little Ripper Skateboarding
- Llhs LLC
- Local Pastures, LLC
- Logan 11
- Logan Arch
- Logan Auto Fix
- Logan Hardware Arcade
- Logan Liquor
- Logan Luxury Furniture Imports
- Logan Mercantile
- Logan Parlor
- Logan Smoke Hub
- Logan Square Acupuncture
- Logan Square Aluminum Supply, INC.
- Logan Square Animal Hospital
- Logan Square Auditorium
- Logan Square Auto Repair
- Logan Square Barber Shop Ii
- Logan Square Funeral Home
- Logan Square Hand Car Wash & Detail
- Logan Square Laundry
- Logan Square Nail Salon
- Logan Square Pantry
- Logan Square Pest Control INC
- Logan Square Petshoppe
- Logan Square Pilates
- Logan Square Pilates And Core
- Logan Square Tattoo
- Logan Square Tobacco
- Logan Vegan
- Long Term Sku Ace Sushi @fresh Thyme 107
- Longman & Eagle
- Longman & Eagle
- Lookswell Painting, INC.
- Los Amigos Books
- Los Amigos Books
- Lost Girls
- Lottie's Pub
- Lou Malnati's Pizzeria
- Loulou / Lula Cafe Catering
- Love Your Fat Personal Chefs, LLC
- Lucky Vito's Pizzeria
- Lucy's Hair Design
- Luis F Gallego
- Luis Hair Design
- Lula Cafe
- Lulu Beauty Spa
- Lulu's Gift Shop
- Luna Y Cielo Play Cafe
- Luxe Bridal Rack LLC
- Luxestat
- Lylole, LLC
- Lyndale Foods INC.
- M Fishman & Co
- M-square Permit Expediters
- M. Leblanc
- M.r. International INC.
- Mable's Table
- Mabula Ventures, LLC
- Macas Heating & Cooling Services
- Machine Tool Accessories & Mfg
- Magallanes Remodeling, INC.
- Magic Eight Co.
- Magic Electric & Hpac
- Magic Team LLC
- Magic Touch Salon
- Magnolia Audio Video
- Magpie Ink Studio
- Make No Small Things
- Makina Sushi
- Mammoth Poke & Bowl
- Manchamanteles
- Mandy's 1 INC.
- Mano A Mano
- Manuel Garcia
- Maplewood Avenue Partners, LLC
- Maplewood Brewing Company
- Mara G Jozefi
- Marcela's Cafe
- Marcus Design Studio
- Maredi Design
- Mari's Exotic Nailz
- Maria E Vega
- Mariano's #8516
- Marie's Bakery
- Marilu Gomez
- Mariscos Y Taqueria
- Mark Berlinski
- Martha's Unisex Beauty Salon
- Mary Xiang Photography
- Mary's Unisex Hair Styling
- Mary'snow
- Marz Community Brewing Co.
- Master Valet Parking
- Mateusz Waksmundzki
- Matthew Gilson
- Matthew Keys
- Matthew Liss
- Mattress Firm # 119166
- Mauritzon INC
- Mavrek Development
- Maygualida Nunez Cebrero
- Mc Construction Group LLC
- Mc Donald's Restaurant
- Mc Donalds # 6771
- Mccathay Timber, INC.
- Mccormick Ymca Preschool
- Mcdonald's
- Mcm Fine Framing
- Mcp Signs & Graphics
- Med Aesthetics
- Mega Cuts
- Megan Zablock
- Megmade
- Meijuri LLC
- Melate Coffee Shop
- Melgood Films LLC