| 3BY3 Norway AS | Professional & scientific | 2022 |
| Advac AS | Manufacturing | 2021 |
| Advac Production AS | Manufacturing | 2022 |
| Advac R&D AS | Professional & scientific | 2022 |
| Asap Service Og Vedlikehold AS | Manufacturing | 2018 |
| Bakken Treverksted AS | Construction | 2015 |
| Bakkeveien 7 Heistad AS | Real estate | 2026 |
| Barmen Eiendom AS | Real estate | 2016 |
| Barmen Skjærgårdsservice AS | Transport & logistics | 2016 |
| Bertils Verktøysliperi AS | Manufacturing | 2019 |
| Bjerketangen Ramberg Invest AS | Real estate | 2018 |
| Blekkpatron.No. AS | Wholesale & retail | 2005 |
| Bop Holding AS | Financial services | 2011 |
| Borteid Eiendom AS | Real estate | 1992 |
| Borteid Småbåthavn AS | Transport & logistics | 2006 |
| Boston AS | Transport & logistics | 1989 |
| Bryggeritomta AS | Real estate | 2015 |
| Brødrene & Pettersen AS | Construction | 2025 |
| Bygg Ferdig AS | Construction | 2023 |
| Byggmester Morten Moland AS | Construction | 2024 |
| Conso AS | Manufacturing | 2019 |
| Daniel Nilsen AS | Construction | 2024 |
| Deledugnad AS | Wholesale & retail | 2022 |
| Erga Mekaniske AS | Manufacturing | 2021 |
| Esj-Holding AS | | 2026 |
| Fikkjebakke Lager AS | Real estate | 2025 |
| Fikkjebakken Eiendom AS | Real estate | 2023 |
| Fossing Storsmolt AS | Agriculture & fishing | 2005 |
| Gromstad Eiendom Holding AS | Real estate | 2017 |
| H.E.H Bygg Og Eiendom AS | Construction | 2003 |
| Haugholt Invest AS | | 2025 |
| Helle Småbåthavn AS | Transport & logistics | 1997 |
| Hellinge AS | | 2022 |
| Hulløen's Service Og Vedlikehold AS | Other services | 2017 |
| Ingers Systue AS | Manufacturing | 2022 |
| Johnsens Utleieservice AS | Administrative & support | 2017 |
| KFM Service AS | Real estate | 2025 |
| Knut Ramberg AS | Real estate | 2018 |
| Kolberg Propartner Da | Wholesale & retail | 2003 |
| Kontoreksperten AS | Wholesale & retail | 2015 |
| Kornrud Holding AS | Construction | 2014 |
| Kragerø Arkitekten AS | Professional & scientific | 2023 |
| Kragerø Bygg Og Eiendom AS | Real estate | 1998 |
| Kragerø Bygg Og Eiendom Holding AS | Real estate | 2005 |
| Kragerø Båt Og Rep Ans | Manufacturing | 1985 |
| Kragerø Elektro AS | Construction | 2019 |
| Kragerø Expressen AS | Transport & logistics | 1994 |
| Kragerø Kran Og Transport AS | Transport & logistics | 1995 |
| Kragerø Takst AS | Real estate | 2015 |
| Kragerør AS | Construction | 2022 |
| Left Lane Investments AS | | 2022 |
| Lumen-Amed AS | Health & social care | 2021 |
| Løvstad Skole AS | Education | 1992 |
| Mastereid Holding AS | Real estate | 2019 |
| Mikkelsen Maskintjenester AS | Construction | 2024 |
| MJ Pettersen Holding AS | | 2026 |
| Montevideo AS | Real estate | 2005 |
| Morten Bakken Holding AS | | 2024 |
| Moving Up AS | Professional & scientific | 2014 |
| MP Konsult AS | Professional & scientific | 2021 |
| Nemdahajn AS | | 2015 |
| Nival Holding AS | | 2025 |
| O.T. Løvstad AS | Real estate | 2006 |
| Petters Sveis Og Rep AS | Manufacturing | 2015 |
| Playmobilbutikken AS | Manufacturing | 2011 |
| Rabattavtale Norge AS | Professional & scientific | 2014 |
| Reklamekatalogene Norge Da | Manufacturing | 2003 |
| Rinde Utvikling AS | Real estate | 2024 |
| Sannidal Taxi AS | Transport & logistics | 2025 |
| Seamer AS | Professional & scientific | 2026 |
| Sio Rør AS | Construction | 2019 |
| Siviløkonom Ole Kristian Solum AS | Professional & scientific | 2005 |
| Sjøgløtt Omsorgssenter AS | Health & social care | 2016 |
| Skanits Holding AS | Construction | 2013 |
| Skiensund Småbåthavn SA | Real estate | 2016 |
| Skottbekken AS | Real estate | 2024 |
| Smart-Green Products AS | | 2021 |
| Solholmen 4ME AS | Construction | 2023 |
| Solskinn Terrasse AS | Real estate | 2025 |
| Stavnesveien Veilag SA | Real estate | 2014 |
| Stines Bakke 4 AS | Real estate | 2017 |
| T Sol Holding AS | Real estate | 2005 |
| T-Bryggen AS | Arts & recreation | 2018 |
| Tor Vea AS | Transport & logistics | 2006 |
| Transport & Anlegg Kragerø AS | Construction | 2015 |
| V-XL-55 AS | Real estate | 2025 |
| Veikrysset AS | Health & social care | 2021 |
| Vestmar Bil AS | Wholesale & retail | 2025 |
| Vestmar Vei Og Vedlikehold AS | Administrative & support | 2022 |
| Viljys AS | | 2025 |
| VKN Holding AS | Construction | 2023 |
| Westernbutikken AS | Wholesale & retail | 2014 |