| AB Klintens Plåt | Wholesale & retail | 2004 |
| AB Norrängens Biprodukter | Wholesale & retail | 2006 |
| ACT-Åland Consulting, Travel & Event Ab | Professional & scientific | 2017 |
| APTwood Ab | Manufacturing | 2007 |
| ASP Åland Ab | Information & communication | 2007 |
| AX Kontroll Ab | Professional & scientific | 2023 |
| AX-Bygg Ab | Construction | 2009 |
| AXfastighet Ab | Real estate | 2022 |
| AXrent Ab | Administrative & support | 2022 |
| AXrent Lager Holding Ab | Financial services | 2022 |
| AXsam AB | Real estate | 2026 |
| Ahlsell Åland Ab | Wholesale & retail | 2006 |
| Allwinds Ab | Energy | 1985 |
| Aneta Invest Ab | Financial services | 2017 |
| Arritech Ab | Manufacturing | 2019 |
| Art Work Design's Åland Ab Ltd | Arts & recreation | 1989 |
| Avloppsexperten Åland Ab | Transport & logistics | 2020 |
| Axbuss Ab | Transport & logistics | 2022 |
| Axoft Ab | Information & communication | 2018 |
| Axpartum Ab | Wholesale & retail | 2024 |
| Blomstringe AB | Real estate | 2010 |
| BQT Invest ab | Real estate | 2026 |
| Backas Brink Ab | Real estate | 2020 |
| Baltic Bygg, öppet bolag | Construction | 2010 |
| Baltic Produkter Ab | Wholesale & retail | 1973 |
| Be Ro Ma Ab | Professional & scientific | 2013 |
| Bellof Motorsport Ab | Arts & recreation | 2024 |
| Bengans Bilskola & Co kommanditbolag | Education | 2009 |
| Bergs Transport Ab | Transport & logistics | 2021 |
| Bila Ab, Bil & Lantbruk | Wholesale & retail | 1995 |
| Bildoktorn Ab | Other services | 2009 |
| Bilskadecenter Åland Ab | Wholesale & retail | 2015 |
| Birdview Labs Ab | Information & communication | 2026 |
| BlueAX Energy Ab | Energy | 2025 |
| Bomec Åland Ab | Manufacturing | 2005 |
| Brandbolaget på Åland Ab | Construction | 2023 |
| Byggnadsbyrå J. Bergman Ab | Construction | 2017 |
| Byggtjänst Erik Hjärne Ab | Construction | 1995 |
| CG Engineering Ab | Professional & scientific | 2019 |
| CW Företagstjänster Ab | Professional & scientific | 2007 |
| Cach invest Ab | Financial services | 2023 |
| Cantrax Ab | Wholesale & retail | 2015 |
| Citybygg Mariehamn Ab | Construction | 2025 |
| Confido Bokföringsbyrå Ab | Professional & scientific | 1990 |
| Dasa Holding AB | Financial services | 2024 |
| DC Svets Ab | Construction | 2015 |
| DEAB Konsult Geoteknik Ab | Construction | 2020 |
| Dans Solskydd öppet bolag | Administrative & support | 2006 |
| Dax Agenturer Ab | Wholesale & retail | 1978 |
| Dekoora AB | Administrative & support | 2023 |
| Direct international Ventilation AB | Construction | 2017 |
| Divaltium Ab | Professional & scientific | 2014 |
| DocumentFlow Ab | Information & communication | 2024 |
| EA Team Ab | Wholesale & retail | 2019 |
| Ekonomikompaniet Ab | Professional & scientific | 2015 |
| Elidma Ab | Financial services | 2022 |
| Emaare Ab | Real estate | 2020 |
| Emiraten ab | Real estate | 2011 |
| EnergiPark Åland Ab | Energy | 2022 |
| EnjoyÅland Ab | Health & social care | 2021 |
| Eriksson Holding Ab | Agriculture & fishing | 2009 |
| FFSL Holding Ab | Real estate | 2018 |
| Fastighets Ab Farmen | Real estate | 2017 |
| Fastighets Ab Jomalabostäder | Real estate | 1988 |
| Fastighets Ab Smultronbacken | Real estate | 2010 |
| Finn Stud Products Ab | Manufacturing | 1974 |
| Firma Sven Mattsson & Co | Wholesale & retail | 1958 |
| Flipsite Ab | Information & communication | 2019 |
| Flygfyrens Stållager Ab | Wholesale & retail | 1991 |
| FredChillTM OY | Wholesale & retail | 2021 |
| Fågelbergets investerings AB | Financial services | 2012 |
| Glassbaren AB | Hospitality | 2019 |
| GVF ÅLAND Ab | Professional & scientific | 2016 |
| Great Burger Åland Ab | Hospitality | 2016 |
| HJ Marine consulting Ab | Professional & scientific | 2024 |
| HJ Transport öppet bolag | Transport & logistics | 1993 |
| HS Craft AB | Other services | 2023 |
| Hagström Holding Ab | Financial services | 2024 |
| Humell-Invest Ab | Wholesale & retail | 1986 |
| Hummelviks Kiosk och Camping, Jansson & Co kb | Hospitality | 1989 |
| Hundfokus öppet bolag | Other services | 2012 |
| Hunt it Ab | Other services | 2014 |
| HyrMax Ab | Wholesale & retail | 2014 |
| Investico Capital AB | Professional & scientific | 2018 |
| Iwa Café & Mat Ab | Hospitality | 2022 |
| J&B Bygg AB | Construction | 2021 |
| Jbolaget AB | Construction | 2013 |
| JM Mat & Bak Ab | Hospitality | 2018 |
| JM Produkt Ab | Construction | 1995 |
| JM Tak Ab | Construction | 2024 |
| JO Maskiner Ab | Construction | 2023 |
| Jack of all trades AB | Hospitality | 2019 |
| Jannes Plåt Ab | Wholesale & retail | 2001 |
| Janséns Bergsprängning Ab | Construction | 2001 |
| Jibben Ab | Transport & logistics | 2020 |
| Jimmys Restaurangservice Ab | Transport & logistics | 2015 |
| Johan.B Engineering AB | Professional & scientific | 2019 |
| Johannes Mattsson Holding Ab | Financial services | 2018 |
| Jomala Energi Ab | Energy | 2008 |
| Jomala Sorterarandelslag | Agriculture & fishing | 1973 |