| Advanced Lyd & Lys Da | Administrative & support | 2020 |
| Alvi Group AS | Manufacturing | 1961 |
| Amcar Leksvik Eiendom AS | Real estate | 2016 |
| Anfa AS | | 2021 |
| Armaturfabrikken AS | Real estate | 2011 |
| Arvisveis AS | Manufacturing | 2025 |
| AS Showme | Education | 2016 |
| Asoa Holding AS | | 2025 |
| Asoa Invest AS | | 2024 |
| B&J Fishing AS | Agriculture & fishing | 2020 |
| Balanse Eiendom AS | Real estate | 2006 |
| Bergtrø AS | Transport & logistics | 2023 |
| Bjønnadalen Veilag SA | Real estate | 1982 |
| Bjørk-Blomster AS | Wholesale & retail | 2024 |
| Bygballe Invest AS | Financial services | 2005 |
| Byggmester Stig Lysvand AS | Construction | 2013 |
| Carrot Holding AS | Transport & logistics | 2020 |
| Clawstone AS | | 2021 |
| CNC Produkter AS | Manufacturing | 2023 |
| Cnc-Holding AS | Manufacturing | 2023 |
| Dahl Østre AS | Agriculture & fishing | 2012 |
| Dalberg Eiendom AS | Real estate | 2025 |
| Dalberg Holding AS | Real estate | 2025 |
| Dalberg Transport Og Maskin AS | Transport & logistics | 2010 |
| Dalbygda Vassverk SA | Water & waste | 1979 |
| Drømmeland AS | Transport & logistics | 1986 |
| Dyrlegene Leksvik AS | Professional & scientific | 2011 |
| Elbygg Midtnorge AS | Construction | 2020 |
| Frode Tetlimo AS | Construction | 2014 |
| Grandehagen Alpin SA | Arts & recreation | 1990 |
| Grom Eiendom AS | Manufacturing | 2012 |
| H Grande Holding AS | Financial services | 2005 |
| H Myrabakk AS | Construction | 1994 |
| H Winges Eiendomsselskap AS | Real estate | 2018 |
| H. Hagen Holding AS | Financial services | 2005 |
| Haandfast AS | Professional & scientific | 2015 |
| Hagen Investments AS | Professional & scientific | 2018 |
| Halonen Dance AS | Education | 2022 |
| Hammerberget Eiendom AS | Wholesale & retail | 2013 |
| Harrys Spiseri AS | Hospitality | 2011 |
| Hjellup AS | Real estate | 2019 |
| Hjellup Entreprenør AS | Construction | 1997 |
| Hjellup Fjordbo AS | Hospitality | 2017 |
| Idea Catcher AS | Information & communication | 2018 |
| Ifjobb AS | Health & social care | 1987 |
| Ifjobb Eiendom AS | Administrative & support | 2024 |
| Ifjobb Utvikling AS | Education | 2024 |
| Indre Fosen Entreprenør AS | Construction | 2017 |
| Indre Fosen Renhold AS | Administrative & support | 2021 |
| Industriverktøy AS | Manufacturing | 2011 |
| Industriverktøy Eiendom AS | Real estate | 2007 |
| Inspection AS | Professional & scientific | 2020 |
| Isak Bio AS | Energy | 2025 |
| Isak Maskin AS | | 2025 |
| Isak Skog AS | Agriculture & fishing | 2024 |
| IV Holding AS | Real estate | 2005 |
| IV Moulding AS | Manufacturing | 1972 |
| Juvassveien Veglag SA | Agriculture & fishing | 1980 |
| Krabseth Samdrift Da | Agriculture & fishing | 2005 |
| Kyrre Berge Invest AS | Financial services | 2008 |
| Landsem Eiendom AS | Real estate | 2019 |
| Landsem Gård AS | | 2026 |
| Lbholding AS | Real estate | 2018 |
| Leif Olav Ånonli AS | Transport & logistics | 2001 |
| Leksvik Bilverksted AS | Other services | 1987 |
| Leksvik Bygdeservice SA | Administrative & support | 2003 |
| Leksvik Bygg AS | Construction | 2013 |
| Leksvik Cafe AS | Hospitality | 2014 |
| Leksvik Eiendom AS | Manufacturing | 2002 |
| Leksvik Elektrohandel AS | Wholesale & retail | 2026 |
| Leksvik Grunneierlag SA | Real estate | 1958 |
| Leksvik Industrimekanikk AS | Manufacturing | 2011 |
| Leksvik Innkjøpslag SA | Wholesale & retail | 1993 |
| Leksvik Maskinlag SA | Agriculture & fishing | 2005 |
| Leksvik Næringsbygg AS | Real estate | 2019 |
| Leksvik Regnskap AS | Professional & scientific | 1998 |
| Leksvik Transport AS | Transport & logistics | 2013 |
| Leksvik Vassverk SA | Water & waste | 1968 |
| Leksvik Vei AS | Administrative & support | 2020 |
| Lerstad Invest AS | Financial services | 2008 |
| Lerstadgrind Holding AS | Transport & logistics | 2021 |
| Lerstadgrind Transport AS | Transport & logistics | 2004 |
| Lito Invest AS | Real estate | 2017 |
| Lito Tools AS | Wholesale & retail | 2017 |
| Litotek AS | Real estate | 2018 |
| Ltek AS | Professional & scientific | 2007 |
| Lyng Triangel AS | Manufacturing | 1993 |
| Meltinglivegen SA | Agriculture & fishing | 1981 |
| MSP AS | Manufacturing | 2022 |
| MTS Industri AS | Manufacturing | 2013 |
| Myran Rådgivning AS | Professional & scientific | 1996 |
| Nerlia Holding AS | Financial services | 2018 |
| Nopla AS | Manufacturing | 1970 |
| Nopla Eiendom AS | Real estate | 2020 |
| Nopla Sport AS | Wholesale & retail | 2024 |
| Nordic Machines AS | Wholesale & retail | 2024 |
| Norsk Lavvoservice Da | Administrative & support | 2005 |
| Ohs Industrier AS | | 2023 |
| Oladalen Samdrift Da | Agriculture & fishing | 2000 |
| Pennasmia AS | Financial services | 2005 |