- Monkey Business USA
- Mag Time Frames
- Merryfeel
- Maglocks
- MTU
- Made West Brewing
- Miller Farms
- Mom's Best Cereals
- Marron Foods
- Maesri
- Miami FitBox
- Master of Mixes
- Mia's Kitchen
- Meal in a Jar
- Med-Lift
- M. Bastiaans
- Mapi Leather
- Manicci
- MidWestWhips
- Mastaplasta
- MJC & Company
- Magna Frame
- Marc Ellerby Shop
- Mikey Doodles
- Meals Direct
- Misfit Menagerie
- Metropolitan Vacuum Cleaner
- Midwest Hearth
- Microhearth
- Mike's Vertical Grill
- Memorial Gallery
- MakeBox+Co
- Mystery Monogram
- Mom 'n Tot Box
- Mellow Frenzy
- My Fairy Crate
- My Sudsy Crate
- MemOh Box
- Monthly Watch Club
- Mintdbox
- Mermaid Box
- My Purrfect Gift Box
- My Horse Box
- My Petite French Box
- Magic Mini Mystery Box
- Mickey To Your Door
- Magical Surprise
- Minx Lit
- Makerist US
- Miles of Memories
- Margo's Quilting Corner
- Millers Dry Goods
- Mr Logo
- Monkey Buttons
- Miss Boule
- Mike Byers
- Marc Breitsprecher
- Merrick Mint
- Magnif
- MyGiftList
- Mirobot
- Maker UNO
- Marbotic
- MimicEducationalRobots
- Make-A-Pede
- Makerarm
- Monster Towel
- Martex
- Micro Flannel
- Max Motosports
- Moto-Tec
- Motorcycle Tunes
- Mogo Bike
- Motorcycle Collectibles
- Mika Metals
- More Freakin Power
- Moto Hero
- MyPaintbrush
- MyDogDNA
- Model-No Furniture