| Maler Oslo A.Lleshi Nuf | Construction | 2016 |
| Maler Oslo AS | Construction | 2022 |
| Maler'N Ltd Nuf | | 2005 |
| Maler'N Oslo AS | Construction | 2013 |
| Maler-Partner AS | Construction | 2021 |
| Malerbrødrene AS | Construction | 2017 |
| Malercompagniet Oslo AS | Construction | 1991 |
| Malercompagniet Oslo Holding AS | | 2003 |
| Malereksperten AS | Construction | 2019 |
| Malerentreprenøren AS | Construction | 1984 |
| Malerfirma Brandsdal AS | Construction | 2015 |
| Malerfirma Gomes AS | Construction | 2024 |
| Malerfirma Kragset & Skogen Ans | Construction | 1989 |
| Malerfirma Morten Løvstad & Sønn AS | Construction | 2018 |
| Malerfirma Putz AS | Construction | 2018 |
| Malerfirma Silva AS | Construction | 2023 |
| Malerfirma Singh AS | Construction | 2021 |
| Malerfirma Vidar Åsen AS | Construction | 2007 |
| Malerfirmaet Per Vernvik AS | Construction | 2012 |
| Malergruppen AS | Construction | 2023 |
| Malerhaug Mat AS | Wholesale & retail | 2011 |
| Malerhaugen Park AS | Real estate | 2013 |
| Malerhaugveien 20 AS | Real estate | 2012 |
| Malerhaugveien Bolig AS | Real estate | 2023 |
| Malerhaugveien Næring AS | Real estate | 2022 |
| Malerhuset AS | Construction | 2005 |
| Malerhuset Lazic AS | Construction | 2022 |
| Malerinnen AS | Construction | 2025 |
| Malermester Berntsen AS | Construction | 2019 |
| Malermester Dema AS | Construction | 2008 |
| Malermester Demiri AS | Construction | 2021 |
| Malermester Emilia Næsvik AS | Construction | 2022 |
| Malermester Gabrielsen AS | Construction | 2007 |
| Malermester Jens Petter Lunde AS | Construction | 1985 |
| Malermester K Langmo AS | Construction | 1995 |
| Malermester Karl Tore Mikalsen AS | Construction | 1998 |
| Malermester Knut TH Knutsen AS | Construction | 1979 |
| Malermester Kåre Steen AS | Construction | 2005 |
| Malermester Lars Bo Asmussen | Administrative & support | 2013 |
| Malermester Orrego AS | Construction | 2021 |
| Malermester Petter Skovholt AS | Construction | 2010 |
| Malermester Rune Malerstuen AS | Construction | 2020 |
| Malermester Svein Aastad AS | Construction | 2008 |
| Malermester Tom Beving AS | Construction | 1986 |
| Malermesterfirma 2 Mestere AS | Construction | 2014 |
| Malermesterfirma Brødr Knudsen Da | Construction | 1995 |
| Malermesterfirmaet Pedersen & Sikkerbøl AS | Construction | 2000 |
| Malermestrene Bjørn S. Nielsen & Sønner AS | Construction | 2022 |
| Malermestrene Jenssen & Bjørgen AS | Construction | 1997 |
| Malermestrene Juuhl & Bratfoss AS | Construction | 2011 |
| Malerproffen AS | Construction | 2022 |
| Malerservice Da Brønmo Og Bache-Wiig | Construction | 1989 |
| Malersvenn Antonio Dias AS | Construction | 2024 |
| Malerud AS | | 2022 |
| Malespesialisten Og Renhold AS | Construction | 2017 |
| Malexco AS | Real estate | 2013 |
| Malfix AS | Wholesale & retail | 1976 |
| Malfred Holding AS | | 2025 |
| Malg AS | Real estate | 2020 |
| Malgips AS | Construction | 2021 |
| Malhi Eiendom AS | Real estate | 2024 |
| Malhi Investments AS | Hospitality | 2024 |
| Malik Group Holding AS | Transport & logistics | 2019 |
| Maliks Invest AS | | 2023 |
| MALIKSEN2 AS | Hospitality | 2022 |
| Malin Falch AS | Arts & recreation | 2024 |
| Malinevest AS | Other services | 2020 |
| Maling Og Bygg Kompaniet AS | Construction | 2025 |
| Malins Helsereise AS | Education | 2024 |
| Malins Helsereise Holding AS | Education | 2024 |
| Malise AS | Professional & scientific | 2015 |
| Malita AS | Wholesale & retail | 1994 |
| Malkier Holding AS | | 2024 |
| Malle Invest AS | Information & communication | 2005 |
| Mallin Eiendom AS | Real estate | 1982 |
| Mallin Venture AS | Real estate | 2004 |
| Malling & Co Bergen AS | Professional & scientific | 2022 |
| Malling & Co by AS | Real estate | 2018 |
| Malling & Co Corporate Real Estate AS | Real estate | 2004 |
| Malling & Co Drift AS | Real estate | 1998 |
| Malling & Co Eiendomsdrift AS | Administrative & support | 2000 |
| Malling & Co Eiendomsfond AS | Financial services | 2016 |
| Malling & Co Eiendomsfond Holding AS | Real estate | 2018 |
| Malling & Co Eiendomsutvikling AS | Real estate | 2015 |
| Malling & Co Energi Og Miljø AS | Professional & scientific | 2015 |
| Malling & Co Forvaltning AS | Real estate | 2002 |
| Malling & Co Forvaltning Holding AS | Real estate | 2017 |
| Malling & Co Hotelia AS | Professional & scientific | 2012 |
| Malling & Co Investment Management AS | Financial services | 2016 |
| Malling & Co Leietakerrådgivning AS | Real estate | 2008 |
| Malling & Co Markets AS | Real estate | 2012 |
| Malling & Co Næringsmegling AS | Real estate | 1997 |
| Malling & Co Property Partners AS | Real estate | 2013 |
| Malling & Co Research and Valuation AS | Real estate | 2017 |
| Malling & Co Residential AS | Professional & scientific | 2021 |
| Malling & Co Technology AS | Professional & scientific | 2020 |
| Malling & Co Vekst AS | Financial services | 2021 |
| Malling & Co Venture AS | Real estate | 2022 |
| Malling Business Solutions AS | Information & communication | 2024 |
| Malling Core Plus I AS | Real estate | 2023 |