| AB Sjögrund OY | Professional & scientific | 2024 |
| AB Stockpicker Finland OY | Financial services | 2004 |
| ALX Development Ab | Professional & scientific | 2020 |
| AM-Invest AB | Real estate | 2017 |
| Ab Alfa Finans Oy | Professional & scientific | 2000 |
| Ab Apio Oy | Information & communication | 2014 |
| Ab BEM-Consult Oy | Professional & scientific | 2002 |
| Ab Esse-Invest | Financial services | 1985 |
| Ab Fiberglass Solutions Oy | Wholesale & retail | 1995 |
| Ab Go-Con Oy | Construction | 2022 |
| Ab P Martins Service Oy | Other services | 2001 |
| Ab Revisionshuset - Tilintarkastustalo Oy | Professional & scientific | 1985 |
| Ab Sunsongs Produktion Oy | Information & communication | 1995 |
| Ab Varhama Oy | Health & social care | 2012 |
| Ab Vist Oy | Hospitality | 2002 |
| Ab Österbottens Båt & Motor - Pohjanmaan Vene ja Moottori Oy | Wholesale & retail | 1998 |
| Akama Consulting Ab | Arts & recreation | 2021 |
| Amarine Kb | Wholesale & retail | 2016 |
| Amokas Ab | Construction | 2015 |
| André Dalkarl Ab | Wholesale & retail | 2021 |
| Ankeborg Ab | Financial services | 1989 |
| Aquilo Minerals Nordic Oy Ab | Wholesale & retail | 2023 |
| Arctic Holiday Homes Oy | Hospitality | 2021 |
| BTL Consulting Oy | Professional & scientific | 2024 |
| Banaka Ab | Financial services | 1986 |
| Berg & M Oy | Construction | 2019 |
| Berkshire Hattarway Ab | Financial services | 2021 |
| Birch Invest Ab | Financial services | 2026 |
| Bothnia Renewables Oy | Real estate | 2024 |
| Byggtjänst Granlid Oy Ab | Construction | 2026 |
| Coinonia Consult L & C Olin | Professional & scientific | 1996 |
| Conocar Ab | Real estate | 2009 |
| DN Investment & Consulting Ab | Professional & scientific | 2024 |
| Dentikainen Öppet Bolag | Health & social care | 2016 |
| Disponentservice Fastighetsexperten Ab | Real estate | 2004 |
| Doc Vision Oy | Health & social care | 2018 |
| E & C Svarvar | | 1981 |
| EZ Brand Store Oy Ab | Wholesale & retail | 2021 |
| Evapro Consulting Oy | Professional & scientific | 2010 |
| FRÖJ Mat Ab | Hospitality | 2017 |
| Fefefone Oy Ab | Administrative & support | 2025 |
| Ficuro Payments Oy | Financial services | 2021 |
| FinnContractor Oy | Construction | 2024 |
| Fjällströms Metallreparationer Kb | Construction | 1992 |
| FlushTech Oy | Other services | 2023 |
| Geoteam Infra Ab Oy | Transport & logistics | 2013 |
| HK Holding Oy | Professional & scientific | 2018 |
| HaBa Cards Oy | Wholesale & retail | 2025 |
| Harmonia Care Oy | Health & social care | 2025 |
| Hekla Vasa öppet bolag | Wholesale & retail | 2011 |
| Hilding Granqvist Kb | Transport & logistics | 1988 |
| Hoitajamakasiini Oy | Administrative & support | 2023 |
| ICT Hosting Media Oy | Information & communication | 2012 |
| InConClean Ab | Administrative & support | 2021 |
| JR Equity Ab | Professional & scientific | 2013 |
| Jannes Portfölj Ab | Professional & scientific | 1988 |
| Jonapex Oy | Financial services | 2026 |
| KETTULA MTRSPRT Ky | Arts & recreation | 2017 |
| KJB Invest Ab Oy | Administrative & support | 2010 |
| KOY Kapteenin Timantti / FAB Kaptenens Diamant | Real estate | 2012 |
| KTA Capital Oy | Financial services | 2023 |
| KTH Productions öppet bolag | Information & communication | 2009 |
| KaVei Ab Oy | Real estate | 2021 |
| Kalliosaari Invest Oy | Financial services | 2020 |
| KantinWest Oy Ab | Real estate | 2025 |
| Karlsson & Jones Ab Oy | Water & waste | 2000 |
| Kb ELO-Trans Ky | Transport & logistics | 2008 |
| Kb Sand Bygg-Rakennus Ky | Construction | 1997 |
| Keijo ja Jyrki Niemi | Real estate | 1996 |
| Kielimaa Oy | Education | 2007 |
| Kiinteistö Oy Sundomintie 204 | Real estate | 2013 |
| Kiinteistöhuolto Suomela Ky | Administrative & support | 2016 |
| Konepaja B. Österholm Oy, Verkstad B. Österholm Ab | Manufacturing | 1993 |
| Kotanen Maskintjänst Oy | Transport & logistics | 2023 |
| Kronvik Vattenandelslag | Water & waste | 2000 |
| L&P Equipment Oy | Manufacturing | 2020 |
| Landpart Oy | Construction | 2022 |
| Leinola-Schöring Capital Oy Ab | Financial services | 2026 |
| Levak Oy | Administrative & support | 2023 |
| Lill & Partners Ab Oy | Wholesale & retail | 2026 |
| Lingvafix Communications öppet bolag | Professional & scientific | 2019 |
| MIDA Net öppet bolag | Wholesale & retail | 2009 |
| MTM Sport Ab | Information & communication | 2019 |
| Malm Medical Ab | Health & social care | 2013 |
| Mamira Oy | Construction | 2026 |
| Melina Design Avoin yhtiö | Manufacturing | 2004 |
| Moss Hill Oy | Construction | 2025 |
| MovErgo Oy Ab | Health & social care | 2013 |
| Muistikuva Oy | Professional & scientific | 2025 |
| My Kitchen Oy | Wholesale & retail | 2014 |
| N. Borg Ab Oy | Hospitality | 2012 |
| NW Systems Ab Oy | Professional & scientific | 2015 |
| Niklas Kärkinen Ab | Information & communication | 2015 |
| Orto MGC Oy | Health & social care | 2007 |
| Oy Botniatek Ab | Wholesale & retail | 2022 |
| Oy Janpe Ab | Financial services | 1990 |
| Oy Jeitec Ab | Construction | 1997 |
| Oy Konjuk Ab | Construction | 2002 |
| Oy Krimpin Ab | Health & social care | 2007 |
| Oy Lvi Leppänen Vvs Ab | Construction | 2026 |