- Martins Atacado BR
- Maruti Footwear NL
- Marvellous Maps
- Marvel Store
- MarvinsDen
- Maryland Square
- MARYLEA DE
- Marz Labs US
- MASC by Jeff Chastain
- MascoZoom ES
- Masdings
- Mash Moda Intima
- MASH Streetwear & Sneaker Boutique NL
- Mashvisor (US)
- maskshop.ru
- Masksup
- massage.askona.ru
- massdrop.com
- Masseys
- Massey's Outfitters
- MassGenie
- Massicciomobili24 IT
- massi.pl
- Massivmoebel24 DE
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- Massivum.de
- Masson & Green
- MasterBox FR
- Master & Dynamic
- Master & Dynamic EU
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- MasterGardening
- Mastershoe
- Masters of Mystery (US)
- Matalan
- Mataplay Baby Floor Mats
- MatchaBar, Inc.
- Matchatto DE
- Match.com
- MATCHESFASHION.COM - AU / ASIA PACIFIC
- Matchmaker.com
- Matelas-Morphee
- materik-m.ru
- mathasa.mx
- Matilde Jewelry (US & CA)
- Matisse Footwear
- Matix Clothing
- Matr
- matrasroll.com.ua
- Matratzen Betten DE