Bedrift M - Gvarv
- Mercomods AS
- Møllerbråten
- Mitek
- Mercomods Ingelstad
- Marianne Solberg
- May Nystøl
- Mikkel Aanderaa
- Midtbø Landbruk
- Midtbø Magne
- Martin Holtskog
- Mbj Eiendom AS
- Marko Milosevic
- M&E Food AS
- Mili Eiendom AS
- Mitek Holding AS
- Monter Storkaas
- Montèr Storkaas
- Moen Design AS Konkursbo
- Moen Design AS Konkursbo
- Mona Marie Poppe
- Mostue TV Service
- Midt-Telemark Sv
- Musiker Helene Waage
- Mitek Holding II AS
- Midt-Telemark Budbiler AS
- Mona Storkaas Kløcker
- Midt-Telemark Eiendom AS
- Midt Telemark Marketing
- Midt-Telemark Frivilligsentral
- Midt-Telemark Skog AS
- Midt-Telemark Frivilligsentral
- Midt-Telemark Sv
- Midt-Telemark Betong AS
- Midt-Telemark Graveservice AS
- Midt-Telemark Frp
- Midt-Telemark Kyrkjelege Fellesråd
- Mt-Hytter & Hus AS
- Moen veg og Anlegg AS
- Midt Telemark Elektro AS - Mitek