Bedrift M - Vesterøy
- Memek AS
- Monoco AS
- Medcube AS
- Mona Svendsen
- Moss Atpp AS
- Maler1 Hvaler
- Magnus Meditasjon
- Mayom Khruawan
- Mechanix Film AS
- Martell Consulting
- Modic Norge AS
- Mathiesen Kommunikasjon
- Mechanix Film AS
- M/S Maja AS
- Md Reklameartikler AS
- Ms Saga AS
- Magnus Mikromanus
- Myrvold Feriehjem
- Morten Aleksandersen
- Morten Skovdahl
- Mina Milanda AS
- Maria Skarning AS
- Magnus Aarflot
- M Pettersen Consult
- Marine One Invest A/S
- Måkebarn Hanne Johansen
- Magne Kaspersen Holding AS
- Marin Two Invest AS
- Mønsjesørvis By Sandbæk
- Martin J. Holter AS
- Martin J. Holter AS
- Morten Andreas Johansen Svennes
- Mortens Urmakerservice Karl M Eilertsen
- Midtre Holmetangen Vann og Avløp SA
- Mental og Fysisk Avspenning - Thor Larsen
- Miljø og HMS Konsulent Per Holger Andersen