- Me Dee Thai Kitchen
- Me'lanson Patterns LLC
- Mechanical Engineering Products Company
- Meddle Coffee Bar
- Media Process Group
- Mediacom Worldwide LLC
- Medical Massage Therapist Office Of Tamekia J. Baker, L.m.t., Anointed Hands, L.L.C.
- Medina Lawncare
- Medlee Foods, LLC
- Medpark Management INC
- Meet Spa
- Meet Spa & Gallery
- Mega Medallion Management Corp
- Megan Gerdes
- Megan Noel Wise
- Mejuri
- Meli Cafe & Juice Bar
- Meliora Cleaning Products
- Melissa Geletka
- Mend Atelier
- Mendocino Farms
- Menucollective Real Estate LLC
- Mercurymatic
- Mercy Home For Boys & Girls
- Merrill Lynch, Pierce, Fenner & Smith, INC.
- Merritt Legal Records
- Metaphysical Pilates LLC
- Method Engine, LLC
- Methodcare, INC.
- Metis
- Metric Coffee Cafe
- Metric Coffee Co.
- Metro By T-mobile
- Metro Mobile Mart
- Metro Spice Mart
- Metropolitan 1, LLC
- Mexico Rico
- Mezcal Kitchen And Spirits
- Mezza Grilled Wraps And Pita, INC
- Mgpg Events INC.
- Mhub
- Michael J Kirkland
- Michael Stuart
- Michaels Stores
- Michelle Esthetics LLC
- Mid-lakes Distributing INC
- Midamerican Energy Services, LLC
- Midas Auto Services Experts
- Midas Chicago Roosevelt
- Midmitten Designs
- Midwest Antiquarian Booksellers Association
- Midwest Brain Injury Clubhouse
- Midwest Coast Brewing Company
- Midwest Performance Acquisition
- Mike's Hard Lemonade Co.
- Mila Plaza
- Milan Laser Hair Removal
- Miles Transportation LLC
- Millennial Enterprises
- Millicia West
- Millie's
- Mimi's On Western
- Mimi's Tacos And French Fries
- Mindshare USA LLC
- Minimal INC
- Minority Partner Group Llc350
- Mintropy
- Mirror Mirror Salon
- Mission Mma & Fitness
- Mission Mma & Fitness
- Mjb Restaurant Group
- Mk Noodle Uic Corp.
- Mkp Chicago INC
- Ml Kitchen INC.
- Mobile Fix & Repair
- Mochinut
- Mode Body Boutique
- Mode Gym
- Modeknit Yarn
- Model Options, INC.
- Mojo Poneke LLC
- Moka & Co
- Molasses
- Molly's Cupcakes
- Momma Dees Soul Food & Catering
- Momotaro
- Mon Ami Real Estate
- Mon Cheri Chitown
- Monos Postcard
- Monroe Financial Partners, INC.
- Monroe St Grooming Studio
- Montessori Academy Of Chicago I, LLC
- Monteverde
- Montie Home Furniture, INC.
- Moody's Investors Service
- Moon Rabbit Acupuncture
- Moon's Sandwich Shop
- Morgan Cleaners
- Morgan Smoke & Vape
- Morgan Street Motor Club, LLC
- Morguard Management Company Of Illinois, INC.
- Morlen Sinoway
- Morry Deli Two
- Morton Salt
- Motion Industries INC
- Motorola INC.
- Mower
- Moxie Solar Illinois, LLC
- Mpc Consulting Associates
- Mr. Appliance Of West Loop
- Mr. Charcuterie LLC
- Mr. Greek Gyros
- Mr. Greek Gyros
- Mri Of River North
- Mrs Field's Cookies
- Mrs Fields Cookies
- Ms. B's Kitchen & Catering
- Ms. Tittle's Cupcakes
- Mudbum
- Muhammad Amin Khan
- Municipal Towing And Recovery INC.
- Muros
- Murphy & Miller INC
- Muse Coffee Studio
- Muse Nail
- Museum Of Broadcast Communications
- Music Garage Chicago LLC
- Mxotech, INC
- My Bowchic Boutique
- My Paul Cleaners
- My Thai - Takumi Restaurant
- My Windows Factory LLC
- Myeyedr.
- Mythical Smokes
- N Good Vibes Only
- N/a
- N/a
- N/a
- Nab Beauty Salon & Spa
- Naf Naf Grill
- Naf Naf Grill
- Nail 2ne1 Spa
- Nail Lacquer Salon
- Nail Party
- Nailacarte
- Nailacarte
- Nala's Family Kitchen
- Namaste Laboratories, L.L.C.
- Namaste Labs Salon
- Nancy's Pizza
- Nando's Peri-peri
- Nare Investments LLC
- Natalia Sen Interiors LLC
- Natalia Senchuk
- Nathan Linn & Sons INC
- National Able Network, INC.
- National Hellenic Museum
- National Power Rodding Corp
- National Tax Search LLC
- Natural Renewals
- Nea Agora Packing Company, INC.
- Nekter Juice Bar
- Nestle Tollhouse
- Neva Giv Up On U
- New Custom By Lamar Enterprises Corp.,
- New Harbor Capital
- New Line
- New Mangement
- New Rainbow Fabrics
- New Roosevelt & Jefferson Currency Exchange
- New West Side Gyro Inc.,
- Newcold USA Services, LLC
- Newroot Learning Institute
- Next Generation, INC.
- Next Restaurant / The Aviary
- Nexvita Global LLC
- Nia
- Nicholas Anderson
- Nick's Grill
- Nicole Maes
- Nightmare On Randolph
- Nightmare On The Express
- Ninjacard
- Ninjaedge
- Nisos
- Nitel, Ni Investments
- Nkul Beti Chicago
- Nobert Plating Co.
- Nobu
- Nohea Cafe
- Nohea Cafe
- None
- Noodles & Company #673
- Noon Hour Food Products INC.
- Nordstrom Rack #280
- Northern Environmental Development, INC.
- Northwest Meat Company
- Northwestern Cutlery & Supply INC
- Notel Private
- Notre