| Ab Söderholms IT-tjänster Oy | Information & communication | 2006 |
| Alifällans Solpark Ab | Energy | 2025 |
| Alm & Hedman Ab Oy | Construction | 2001 |
| Anita Södergård Ab | Agriculture & fishing | 1995 |
| Artemis Hunting System öppet bolag avoin yhtiö | Manufacturing | 2013 |
| Aurinkokarhu Oy | Professional & scientific | 2022 |
| Aurinkopuisto Otava Oy | Energy | 2024 |
| Backfalls Solpark Ab | Energy | 2023 |
| Berg Holdings Oy Ab | Financial services | 2008 |
| Björkkärr Solpark Ab | Energy | 2024 |
| Budservice K Forsman Lähettipalvelu Kb Ky | Transport & logistics | 2008 |
| EMA Aurinko Oy | Energy | 2024 |
| Edu Now Ab Oy | Education | 2023 |
| Energiamaat Oy | Real estate | 2022 |
| Farm Sol Ab | Energy | 2022 |
| Fors & Sundvall Ab | Administrative & support | 2025 |
| Haapasuon Aurinkopuisto Oy | Energy | 2024 |
| Hopearuukin Energiahanke Oy | Energy | 2025 |
| Hällbacka Solpark Ab | Energy | 2024 |
| Intec Ingemar Nylund Ab | Agriculture & fishing | 2015 |
| Iso Korvanevan Aurinkopuisto Oy | Energy | 2025 |
| Isoneva Solpark Ab | Energy | 2022 |
| Karsikko Aurinkopuisto Oy | Energy | 2024 |
| Keskis Infra Oy Ab | Construction | 2001 |
| Kiinteistö Oy Vöyrin Uuspellontie 126 | Real estate | 2026 |
| Kiukura Energia Oy | Energy | 2024 |
| Klouvinkankaan Aurinkopuisto Oy | Energy | 2024 |
| Koppelonsuon Aurinkopuisto Oy | Energy | 2024 |
| Kunisunds Avloppsvattenreningsverk Ab Oy | Water & waste | 2008 |
| Larven Work Park Oy Ab | Real estate | 2018 |
| Linnunsuon Aurinkopuisto Oy | Energy | 2024 |
| Lyra Energia Oy | Energy | 2026 |
| Mikander Machinery Ab | Administrative & support | 2024 |
| Munsol Sol Ab | Energy | 2022 |
| NGR Group Ab | Water & waste | 2022 |
| NGR Logistics Ab | Transport & logistics | 2016 |
| NGR Recycling Ab | Water & waste | 2023 |
| NK Bokföring Ab | Professional & scientific | 2010 |
| Olof Film Ab | Information & communication | 2012 |
| Orion Energia Oy | Energy | 2026 |
| Oy Kenman Ab | Manufacturing | 2002 |
| Oy Pictor TV-production Ltd | Information & communication | 1994 |
| PS Multiservice Ab | Administrative & support | 2025 |
| Piipsanpalon Akku Oy | Energy | 2026 |
| RLS Allservice Ab | Construction | 2024 |
| Rojo Ab | Real estate | 2018 |
| Roviomaan Aurinkopuisto Oy | Energy | 2024 |
| S Örn Ab | Agriculture & fishing | 1979 |
| Saapasnevan Aurinkopuisto Oy | Energy | 2024 |
| Saaristonsuon Aurinkopuisto Oy | Energy | 2024 |
| Saerner Oy Ab | Professional & scientific | 2022 |
| Sirius Energia Oy | Energy | 2026 |
| Smart Energies Suomi Oy | Energy | 2023 |
| Stadbraa Oy Ab | Real estate | 2024 |
| TK Maskin Ab | Construction | 2024 |
| Tesses Grill-Café Ab | Hospitality | 1999 |
| Thotal Ab Oy | Professional & scientific | 2019 |
| Vassor Solpark Ab | Energy | 2025 |
| Vikom Solpark Ab | Energy | 2024 |
| Wasa Palletrecycling Ab Oy | Manufacturing | 2019 |
| Österbottens Takservice Ab | Construction | 2018 |