- Makina
- Marco Lang
- Marnaut
- Maurice Lacroix
- MeisterSinger
- Merci Instruments
- Micromilspec
- Ming
- Minim
- Montblanc
- Moritz Grossmann
- Naga
- Nivada Grenchen
- Nodus
- Norqain
- Officine Tecniche
- Orient Star
- Oris
- Otsuka Lotec
- Out Of Order
- Parmigiani Fleurier
- Pequignet
- Perrelet
- Phoibos
- Porsche Design
- Rado
- Ro-Ni
- Roger Dubuis
- Romain Gauthier