Bedrift M - Vinterbro
- Maria
- Metnor AS
- Meltek AS
- Modman AS
- Molcanov
- Manageit AS
- Marina AS
- Mørkhagen Fotografi
- Mette Ryen
- Møbelringen Follo
- Marianne Kise
- Mikhail Aheyeu
- Marcel Matara
- Målfrid Bleka
- Malertjenester Sami
- Monika Ostrowska
- Melkeberg Eiendom
- Mobech Regnskap
- Magone Vedlikehold
- Motak Maler
- Miras Embaye
- Myhre Konsulting
- Marine Teknikk
- Ms Transport
- Mirka Scandinavia
- MK Drift AS
- Mx2 Sprinkler AS
- Marineservice Jakobsen AS
- Mgk Management AS
- Midtbø Transport AS
- Makranda Eiendom AS
- Mihai Zgura
- Multi-teknikk AS
- Maik AS Avd Ski
- Musti Vinterbro
- Maksims Kornejevs
- Maksym Moskvychov
- Miroslava Gerfolveden
- Mesteren Markise
- Minmax Invest AS
- Mbi Group AS
- My Invest AS
- Mindaugas Savolskis
- Marques Denis
- Meskestad Holding AS
- Mantas Liutkus
- Mimaki Holding AS
- Ms. Johnson
- Match Vinterbro
- May Kunstovny
- Møller Per
- Merk Renhold AS
- McMp Holding AS
- Maske AS Avd Vinterbro
- McDonald's Nygårdskrysset
- Mæland Geir
- Maske AS - Vinterbro
- Mette Barfelts Bøker
- Moberg Energi Konsult
- Medic Service Wollum
- M-M Bekken
- Mb Vinterbro Avd 119
- Marek Andrzej Serwicki
- Mie Tingstad Healing
- Magic Vinterbro AS Konkursbo
- Much Money Muilwijk
- Mister Minit Malekinahar
- Ms Olsen Consulting
- Marcel-Flaviu Doghi
- Marindus Ingar Seiersten
- Michal Marcin Popczyk
- Marianne Kleimann Sevåg
- Magic Vinterbro AS Konkursbo
- Malermester Wroldsen M
- Marthe Johansen Myrbråten
- Mellbin John Sebastian
- Maxbo Nygårdskrysset Stormarked
- Melby gård og Gartneri
- Made By Wool - Jamouchi
- Mira Jeanette Bech-Halvorsen
- Mister Minit Vinterbro Senter
- Mahfoud Taxi og Transport
- Mølle Kraft og Eiendom AS
- M 71 Bygg Magnus Larsson
- Mezcal Muzic Record Label Græsvik
- Marius Ekspress Mariusz Michal Bochenek
- Mo Management - Monica Nygaard Nytorpet
- Mølle Kraft og Eiendom 2 AS
- Mørch Styling Hennie Marie Mørch Sandersen
- Mur og Flisehåndverkeren Mark Friis Hanberg
- Musikkrommet Komposisjon og Lyd- Produksjon Per Christian Halvorsen