| A Steen Transport AS | Transport & logistics | 2002 |
| Aavatsmark Sag AS | Manufacturing | 2010 |
| Axl Sport Og Fritid AS | Wholesale & retail | 2020 |
| Bakkan Regnskap AS | Professional & scientific | 2026 |
| Bakkan Regnskap AS | Professional & scientific | 2004 |
| BJ's HYTTER & CARAVAN AS | Hospitality | 1989 |
| Bjørlia Gård Ans | Agriculture & fishing | 2004 |
| Bjørlia Veterinær- Og Avlsstasjon AS | Professional & scientific | 2004 |
| Bravo-Utleie AS | Administrative & support | 2026 |
| Brembu Bygg AS | Construction | 2021 |
| Byggmester Kjølstad AS | Construction | 2006 |
| Bønder På Børs AS | Financial services | 2017 |
| Fli Opp AS | Wholesale & retail | 2025 |
| Fornes Færingssenter AS | Education | 2015 |
| G Moen Maskin & Transport AS | Transport & logistics | 1991 |
| Grannes Maskin AS | Construction | 1995 |
| Grongstad Holding AS | | 2016 |
| Grongstad Rundballe Da | Agriculture & fishing | 2018 |
| Grongstad Transport AS | Transport & logistics | 2015 |
| Him AS | Construction | 2024 |
| Hognes Holding AS | Construction | 2024 |
| Hyllstein AS | | 2020 |
| Hållingwood AS | Information & communication | 2020 |
| Høylandet Auto AS | Other services | 2005 |
| Høylandet Auto Holding AS | Other services | 1975 |
| Høylandet Bioenergi AS | Energy | 2020 |
| Høylandet Byggutleie AS | Real estate | 1976 |
| Høylandet Elektro AS | Construction | 2011 |
| Høylandet Graslag SA | Administrative & support | 2024 |
| Høylandet Innkjøpslag SA | Wholesale & retail | 1997 |
| Høylandet Klipotek AS | Other services | 2012 |
| Høylandet Maskinlag SA | Administrative & support | 2022 |
| Høylandet Rør AS | Construction | 2014 |
| Høylandet Sagbrukservice AS | Manufacturing | 2022 |
| Høylandet Samfundshus SA | Real estate | 1995 |
| Høylandet Sausankelag SA | Agriculture & fishing | 2001 |
| J Almaas Transport AS | Water & waste | 1995 |
| JKK Eiendomsforvaltning AS | Real estate | 2011 |
| Kiosken Kolsvik Og Bakkan Ans | Wholesale & retail | 1995 |
| Kjølstad Saur Bygg AS | Construction | 2014 |
| Kongsmoelva Grunneierlag SA | Agriculture & fishing | 2019 |
| Kremmerne AS | Construction | 2024 |
| Krogs Maskin Og Drift AS | Construction | 2014 |
| Kyllingservice Da | Professional & scientific | 2008 |
| Loddoenget Skytebane SA | Arts & recreation | 1989 |
| Lonbakkvegen 1 AS | Real estate | 2025 |
| Lonbakkvegen 11 AS | Real estate | 2025 |
| Lunde Transport AS | Transport & logistics | 1997 |
| M. Rosendal Holding AS | | 2021 |
| Melius AS | Health & social care | 2016 |
| Melius Tech AS | Wholesale & retail | 2026 |
| Midt-Norsk Bilutleie AS | Administrative & support | 1996 |
| Multidykk AS | Construction | 2020 |
| Multifix Traktor Og Maskinservice AS | Construction | 2024 |
| Namas Vekst AS | Health & social care | 1990 |
| Namdal Varmepumpeteknikk AS | Construction | 2024 |
| Namdalsklinikken AS | Health & social care | 2013 |
| Nordsia Maskinlag Da | Agriculture & fishing | 2001 |
| Norway Outdoor AS | Wholesale & retail | 2014 |
| NRF Salg Og Utleie AS | Administrative & support | 2003 |
| Nærøyene AS | Real estate | 2025 |
| Olebua Ans | Real estate | 2008 |
| Pluss Høylandet AS | Real estate | 2022 |
| Pluss Høylandet Element AS | Construction | 2025 |
| Prestvik & Tyldum Da | Real estate | 1994 |
| På Eiendom AS | Real estate | 2022 |
| Rosåsen Næringsbygg AS | Real estate | 2013 |
| Røtting Per Otto Og Kjell Arne Ans | Agriculture & fishing | 1985 |
| Saur Eiendom AS | Real estate | 2025 |
| Serviceteam Bygg Og Anlegg AS | Real estate | 2026 |
| Sid Invest AS | | 2025 |
| Sivavegen 14 AS | Real estate | 2019 |
| Skarland AS | Construction | 2013 |
| Skogsbilveglaget Råmoveien SA | Real estate | 2023 |
| Smaa Holding AS | | 2025 |
| Store Bailla SA | Wholesale & retail | 2022 |
| Strompedal AS | Arts & recreation | 2022 |
| Svanemelk Da | Agriculture & fishing | 1998 |
| Sylte Eiendom AS | Financial services | 2001 |
| Sørsia Service AS | Wholesale & retail | 1989 |
| T-K Eiendomsforvaltning AS | Arts & recreation | 1991 |
| Talmaas AS | Transport & logistics | 2025 |
| Thomas Halbostad Hytteutleie Ans | Real estate | 2011 |
| Trafikkskolen Veien Videre AS | Education | 2022 |
| Tyldum Samdrift Ans | Agriculture & fishing | 1998 |
| Ulf Mediaas AS | Wholesale & retail | 2012 |
| Um Invest AS | Wholesale & retail | 2012 |
| Viken Øvingsbane Og Transport AS | Education | 2020 |
| Viridis Byggvarme AS | Construction | 2023 |
| Åsheim Salg Og Service Da | Wholesale & retail | 1994 |
| Øie Maskinlag Da | Agriculture & fishing | 2008 |
| Økonomi & Regnskapstjenester AS | Professional & scientific | 2006 |
| Øygrenda Holding AS | Real estate | 2025 |