| Lauvåsen Eiendom Da | Real estate | 2006 |
| Lerke Renhold AS | Administrative & support | 2022 |
| Leverdalen Utmarkslag SA | Arts & recreation | 1995 |
| LH Bygg Entreprenør AS | Construction | 2023 |
| Lundhytta AS | Construction | 1989 |
| Løvrød Transport AS | Transport & logistics | 2025 |
| M. Solberg Holding AS | | 2021 |
| Magne Vidar Rise Holding AS | | 2023 |
| Magnussen Transporttjenester AS | Transport & logistics | 2023 |
| Malerservice - Van Malsen AS | Construction | 2017 |
| Meldal-Rennebu Værring 203 SA | Agriculture & fishing | 1997 |
| Mjuken AS | Real estate | 2023 |
| Mjuken Grunneiersamarbeid AS | Real estate | 2009 |
| Mjuken Gym AS | Arts & recreation | 2020 |
| Mjuken Utbygging Og Drift AS | Real estate | 2011 |
| Moengen AS | Arts & recreation | 2024 |
| Myklebost Catering AS | Hospitality | 2024 |
| Myrheim Eiendom AS | Real estate | 2017 |
| N.Holding AS | | 2026 |
| Nerskogen Landhandel AS | Wholesale & retail | 2010 |
| Nerskogen Skisenter AS | Arts & recreation | 1990 |
| Nerskogen Utvikling SA | Agriculture & fishing | 1997 |
| Niklas Nyberg AS | | 2026 |
| Noor Vet Ans | Professional & scientific | 1997 |
| Nor-Am Tours Ans | Administrative & support | 2002 |
| Nordeng Fellesbeite Da | Agriculture & fishing | 1972 |
| Nordgard Holding AS | | 2023 |
| Nordkil Gård AS | Construction | 2014 |
| Nordre Seierdal Grunneierlag SA | Agriculture & fishing | 1981 |
| Norsk Flyservice AS | Wholesale & retail | 2012 |
| Nyberg Eiendomsselskap AS | Real estate | 2017 |
| Nyberg Eiendomsservice AS | Construction | 2021 |
| Nyberg Holding AS | | 1998 |
| Nåvveien Veiforening Ba | Real estate | 1995 |
| Olsmedalen Vassverk SA | Water & waste | 2020 |
| Orkla Driftsbygning Da | Real estate | 2004 |
| Orkla Samdrift Da | Agriculture & fishing | 2004 |
| Ormh. Holding AS | | 2021 |
| Oxpro AS | Agriculture & fishing | 2023 |
| Postmyrveien AS | Real estate | 2023 |
| PSM Utvikling AS | Real estate | 2019 |
| Radiobjøllelaget Trøndelag Sør SA | Wholesale & retail | 2021 |
| Ramsfjell Grunneierlag SA | Real estate | 2004 |
| Rebus AS | Real estate | 2000 |
| Rejn Invest AS | | 2023 |
| Rennebu Bilpleie AS | Other services | 2025 |
| Rennebu Dører AS | Manufacturing | 2000 |
| Rennebu Eiendom AS | Real estate | 1997 |
| Rennebu Elektro AS | Construction | 2015 |
| Rennebu Entreprenør AS | Construction | 2021 |
| Rennebu Granitt AS | Mining & quarrying | 1991 |
| Rennebu Hytteservice AS | Construction | 2007 |
| Rennebu Jern Og Metall AS | Wholesale & retail | 2021 |
| Rennebu Laft Og Snekkering Ans | Construction | 1993 |
| Rennebu Landbrukstjenester SA | Agriculture & fishing | 1982 |
| Rennebu Maskinering AS | Manufacturing | 2012 |
| Rennebu Maskinutleie AS | Administrative & support | 2018 |
| Rennebu Nedre Handel AS | Wholesale & retail | 1988 |
| Rennebu Nedre Landhandel AS | Wholesale & retail | 2025 |
| Rennebu Sag Og Trekultur AS | Manufacturing | 2007 |
| Rennebu Snekkeri AS | Manufacturing | 2022 |
| Rennebu VVS AS | Construction | 2019 |
| Rennebu-Bjelken AS | Manufacturing | 2009 |
| Rennebusmia AS | Manufacturing | 2013 |
| Rennebuterminalen AS | Real estate | 2023 |
| Rodebakk Gårdsbryggeri AS | Manufacturing | 2015 |
| Rost AS | Manufacturing | 2007 |
| Samlaget AS | Real estate | 2010 |
| Sande Hus Og Hytter AS | Manufacturing | 1998 |
| Sande Hyttefabrikk Holding AS | Manufacturing | 1979 |
| Sande Hytter Utvikling AS | | 2022 |
| Sanden Maskin AS | Construction | 1986 |
| Skogbyggen Utmarksområde SA | Real estate | 2015 |
| SM Betongservice AS | Construction | 2021 |
| Stasjonen Cafè & Spiseri AS | Hospitality | 2021 |
| Stavne Uv Elveierlag SA | Arts & recreation | 2002 |
| Stegglia Veilag SA | Administrative & support | 1997 |
| Storvollveien Veglag SA | Real estate | 2025 |
| Stråbø Maskin AS | Construction | 2003 |
| Sundset Samdrift Da | Agriculture & fishing | 2003 |
| Sundset Vegen | Real estate | 1995 |
| Svarthamran Fordyrkingslag SA | Agriculture & fishing | 1977 |
| Svarthetta Eiendom AS | Real estate | 2007 |
| Spiren A/S | Wholesale & retail | 1988 |
| Sørøyan Eiendom AS | Real estate | 2016 |
| Tellus Eindom AS | Real estate | 1999 |
| Teltinvest AS | Real estate | 2020 |
| Terrengen AS | Manufacturing | 1998 |
| TF Maskin Og Grus AS | Construction | 2019 |
| THS Engros AS | Wholesale & retail | 2014 |
| Tiki Eiendom AS | Real estate | 2006 |
| Tom Andre Søderberg Holding AS | | 2023 |
| Tone's Frisørsalong AS | Other services | 2015 |
| Torget I Rennebu AS | Real estate | 2018 |
| Tosetvegen Skogbilveilag SA | Real estate | 2023 |
| Trollheimen Grunneierlag SA | Real estate | 1971 |
| Trollheimen Husky Hundekjøring for Alle AS | Arts & recreation | 2020 |
| Trollheimen Taxi AS | Transport & logistics | 2020 |
| Truls Og Trine Da | Wholesale & retail | 1990 |
| Træthaugveien SA | Real estate | 2018 |