Firma M - Spillum
- MEOX AS
- Mohrsen Eiendom AS
- Møbelringen Namsos
- Michaela Lahner
- Mekh Holding AS
- Margrete Spillum
- MK Maskin&Mekk AS
- Murmestrene Tisløv AS
- MK Salg AS
- Mohrsen Multiservice AS
- Motorpartner Namsos AS
- Mester1 Takst AS
- Myrvik Maskinutleie AS
- Mn-Vekst Service AS
- Mn-Vekst Holding AS
- MK Hudpleiekonsulentterese Lien
- Midtre Namdal Avfallsselskap IKS
- Morten Johan Flågan
- Midtre Namdal Lastebileierforening
- M. Dille Invest AS
- Maler B.R. Haugan AS
- Marie K. Strand Brevik
- Moen gård Kåre Kvåle
- Motorpartner Namsos / MECA
- Margit og Arvid Weglos Legat
- Mromo-Art Mildrid Elene Rømo
- Mn Vekst - Midtre Namdal Vekst