Bedrift M - Sjetnemarka
- Markvin AS
- Monika Mørck
- Magnus Galguften
- Meisler Consult
- Maria Sonstad
- Marthe Lyng AS
- Madelen Lien
- Maza Vaktmesterservice
- Mørck Holding AS
- May Taxi AS
- Musiaka Piotr
- Multiconcept Aleksandra Kulczycka
- Morkemo Geir Arne
- Minneskrinet Silje Skorstad Moen
- Motivator & Visionist, Barkhald
- Morland Data og Grafiske ANS
- Milda Photography Trondheim Milda Antonove