| AAD invest AB | Agriculture & fishing | 2020 |
| AXPROBUS Ab | Professional & scientific | 2020 |
| Ab Lindan Konsult | Manufacturing | 2018 |
| Acrelo Oy | Financial services | 2025 |
| Andelslaget Handkraft | Wholesale & retail | 2013 |
| Anette Lindqvist Ab | Wholesale & retail | 1995 |
| Asterholma Specialtransport Ab | Transport & logistics | 2011 |
| BJ Holding Ab | Financial services | 2024 |
| Bastö Hotell & Stugby Ab | Hospitality | 1999 |
| Berndtsson Invest Åland Ab | Wholesale & retail | 2018 |
| BioStatPro Oy | Information & communication | 2024 |
| Blissmo Ab | Professional & scientific | 2019 |
| Bokföringsbyrå Ismene, Grüssner & Grüssner | Professional & scientific | 1993 |
| Bolecta Ab | Real estate | 2018 |
| Bostadslaget Ab | Real estate | 2016 |
| Brilliant Business Ab | Professional & scientific | 2013 |
| Brändö Fiskecenter Ab | Hospitality | 1991 |
| CV Trade AB | Wholesale & retail | 2025 |
| Charlies pizza och restaurang Ab | Hospitality | 2024 |
| Chokladbiten D&W Ab | Manufacturing | 2007 |
| CresiFera Ab | Other services | 2024 |
| Din Veterinär Åland AB | Professional & scientific | 2021 |
| Djurhjälpen på Åland Ab | Agriculture & fishing | 2013 |
| Elfixen Åland Ab | Construction | 2026 |
| Energikontroll Ab Åland | Information & communication | 2008 |
| FAB HeJo Ab | Real estate | 2014 |
| Fastighets Ab Vikingagränd 4, Mariehamn | Real estate | 2004 |
| Finströms bygg ab | Real estate | 2012 |
| Finströms kommunaltekniska Ab | Professional & scientific | 1969 |
| Franzén Redovisning Oy | Professional & scientific | 2023 |
| Fridfulla tassar ab | Other services | 2026 |
| Färjsundsterminalen AB | Agriculture & fishing | 2015 |
| Godby Kongresshotell Ab | Hospitality | 1984 |
| Godbygg Ab | Construction | 2007 |
| Grevens Äpplen Ab | Water & waste | 2026 |
| GridLink Ab | Professional & scientific | 2023 |
| Gröndahl-holding Ab | Financial services | 2021 |
| Hebo-Rör Ab | Construction | 1994 |
| Hiro Ab | Professional & scientific | 1989 |
| J&K Fastighetsservice, Öppet Bolag | Real estate | 2011 |
| JK ECO GREEN på Åland Ab | Administrative & support | 2023 |
| JL Mekaniska Ab | Manufacturing | 2024 |
| JneTech Ab | Other services | 2023 |
| JoJo's Foods öppet bolag | Manufacturing | 2023 |
| Karlsäng Ab | Construction | 2025 |
| Konsenshus Projekt Ab | Construction | 1999 |
| Labatyd Ab | Hospitality | 2003 |
| Lundberg Engineering Oy | Professional & scientific | 2019 |
| Lundberg Invest Ab | Financial services | 2013 |
| MMEL Ab | Construction | 2019 |
| Mammon-Invest Ab | Financial services | 1983 |
| Marinbolaget Åland Ab | Wholesale & retail | 2023 |
| Millys Ab | Information & communication | 2025 |
| Ning Food Ab | Hospitality | 2022 |
| Ninja Consulting öppet bolag | Professional & scientific | 2014 |
| Noble Management & Invest Ab | Professional & scientific | 2008 |
| Novab Ab | Real estate | 2021 |
| Omhulda AB | Education | 2020 |
| Optinova Godby Ab | Manufacturing | 1987 |
| Orkla Suomi Finland Oy Ab | Manufacturing | 1969 |
| Oy KPA Holding Ab | Transport & logistics | 2025 |
| Plasto Holding Ab | Financial services | 2004 |
| PsyCura Ax AB | Health & social care | 2023 |
| RIB-Kyl Ab | Construction | 1989 |
| Raka Rör Investeringsaktiebolag | Financial services | 2019 |
| Randelin & Förström öppet bolag | Hospitality | 2014 |
| Rob And Holding Ab | Financial services | 2016 |
| Rolf Widman Ab | Construction | 2013 |
| Rubber Åland Ab | Manufacturing | 2021 |
| SanBok bokföring Ab | Professional & scientific | 2025 |
| Sea North Ab | Energy | 2022 |
| Servicekompaniet Åland Ab | Wholesale & retail | 2009 |
| SkogAx Åland Ab | Wholesale & retail | 2025 |
| Skärgårdskonsulterna Ab | Professional & scientific | 2020 |
| Smart Holding Ab | Financial services | 2008 |
| Stallhagen Ab | Manufacturing | 2004 |
| StallhagenUpplevelser Ab | Hospitality | 2018 |
| Stentorpa Holding Ab | Financial services | 2016 |
| Svenblads Skogsvård Öppet Bolag | Agriculture & fishing | 2010 |
| Tonys Gräv Ab | Construction | 2023 |
| Träteknik Åland Ab | Manufacturing | 2019 |
| Ulmus Consulting Ab | Professional & scientific | 1994 |
| Windjammer Media Ab | Information & communication | 2005 |
| Woiva AB | Wholesale & retail | 2023 |
| Yepp Agency AB | Professional & scientific | 2018 |
| Yoga Samprema Ab | Arts & recreation | 2019 |
| Åkeri Per-Erik Mattsson Ab | Transport & logistics | 1997 |
| Ålands Golvtjänst, kommanditbolag | Construction | 1984 |
| Ålands Idrottscenter AB | Real estate | 2002 |
| Ålands Maskinservice öppet bolag | Manufacturing | 1990 |
| Ålands Måleri öppet bolag | Construction | 2015 |
| Ålands Senap Ab | Wholesale & retail | 1988 |
| Ålands Skogsindustrier Ab | Manufacturing | 2015 |
| Ålands biobränsle Ab | Manufacturing | 2001 |
| Ålands hälsoprodukter Ab | Wholesale & retail | 2025 |
| Åländska taxitjänster Ab | Transport & logistics | 2024 |