Bedrift M - Trollåsen
- Morgans AS
- Motopress AS
- Medarbeiderskap AS
- Merrimack AS
- Marianne
- Metaweld AS
- Manerian Da
- Misteroppussing AS
- Memox AS
- Mous AS
- Mellomlia Grendelag
- Mjelva Jonas
- Mellomlia Grendelag
- Maura Holding AS
- Max Frank AS
- Mastemyr Eiendom AS
- Mkt Invest AS
- Maju Holding AS
- Mastemyr Bygg AS
- Memory Lane
- Mbr Regnskap AS
- Malerstuen Bygg AS
- Mazda Forsikring
- Marheim Mats
- Matrix Communications AS
- Mellomåsen Barnehage
- Marbodal Norge
- Mpc Invest AS
- Myhre El AS
- Mæland Kine
- Mørk Holding AS
- Memory Lane
- Matrix Insurance AS
- Matrix Insurance Group AS
- Musiker Håvard Vaage
- Martin Butler Piping
- Mac Bh Holding AS
- Marit Lauritzen Holding AS
- Medela Medical Norge
- Mjelde Mona Ringstad
- Mastemyr Holding Eiendom AS
- Mer Eller Mindre AS
- Manhattan Consulting Group AS
- Mordor Asset Management AS
- Mazda Motor Norge
- Metra Næringsmegling avd Follo
- Margrethe Jørgensens vei 6 AS
- Mevold Litt Av Hvert Limited
- Mevold Litt Av Hvert Limited
- Miljøpartiet de Grønne i Oppegård
- Marie Stenbergs Legat for Forskning Hjerte/Karsykdommer