| 1 KOTI Rakennusliike Oy | Construction | 2017 |
| 4mind Oy | Health & social care | 2022 |
| ABC Isännöinti Oy | Real estate | 2024 |
| Allaine OY | Professional & scientific | 2009 |
| AO-Projektit Oy | Professional & scientific | 1991 |
| Assy OY | Manufacturing | 1991 |
| Adi Kiinteistöt Oy | Real estate | 1999 |
| Alin Baari Oy | Hospitality | 2021 |
| Anacon Oy | Professional & scientific | 2015 |
| Antiikkiverstaan Värit Oy | Manufacturing | 2015 |
| Avelia Capital Oy | Professional & scientific | 2020 |
| Avoin yhtiö Pasi Kallio | Wholesale & retail | 2000 |
| BIG Grynd Oy | Construction | 2026 |
| BIG Rakennus Oy | Construction | 2019 |
| Benisun Oy | Real estate | 2016 |
| Blashemi Oy | Construction | 2019 |
| Blatek Oy | Professional & scientific | 2023 |
| Cadio Oy | Professional & scientific | 2017 |
| Cider Hill Oy | Manufacturing | 2024 |
| Creative Miracles Design Oy | Professional & scientific | 2020 |
| Creative Miracles Management Group Oy | Professional & scientific | 2020 |
| DAHA Software Oy | Information & communication | 2025 |
| DH Holding Oy | Wholesale & retail | 2017 |
| DW Metal Systems Oy | Manufacturing | 2025 |
| DW-Tuote Oy | Construction | 2023 |
| Daytona Capital Oy | Financial services | 2025 |
| Deal Shop Oy | Wholesale & retail | 2024 |
| DecoWorks Oy | Manufacturing | 2013 |
| DefMaCon Oy | Professional & scientific | 2013 |
| Design Hill Oy | Wholesale & retail | 2002 |
| Design Hill Shop Oy | Wholesale & retail | 2022 |
| Digiajatus Oy | Information & communication | 2019 |
| EE-Trading Oy | Financial services | 2026 |
| Einekleine Oy | Administrative & support | 2000 |
| Eläinklinikka EHYT Oy | Professional & scientific | 1990 |
| Energytech Finland Oy | Construction | 2025 |
| Etäduunit Oy | Professional & scientific | 2022 |
| Exe Protec Oy | Transport & logistics | 2016 |
| Fin Bauman OY | Construction | 2013 |
| Fesper Invest Oy | Real estate | 2013 |
| Filter Plus Finland Oy | Wholesale & retail | 2025 |
| GLOBALMARKET Finland Oy | Wholesale & retail | 2009 |
| Gaselliyritys Herranen Oy | Professional & scientific | 2016 |
| Gasolaine Oy | Wholesale & retail | 1989 |
| HV-Nahkatavarat Oy | Manufacturing | 2003 |
| Haiku Kids OY | Manufacturing | 2022 |
| Halikon Huoltosähkö Oy | Other services | 1993 |
| Halikon Mehiläistalous Ky | Agriculture & fishing | 1983 |
| Halikon Pizzamestarit Oy | Hospitality | 2025 |
| Halikon Tili- ja Isännöitsijätoimisto Oy | Administrative & support | 1977 |
| Halikon Tuulienergia Oy | Energy | 2011 |
| Halikon vaihtoautot Oy | Wholesale & retail | 2018 |
| Halyard Oy | Manufacturing | 1988 |
| Haunted Sounds Oy | Information & communication | 2025 |
| Immomed Oy | Health & social care | 2026 |
| Iwear Ky | Wholesale & retail | 2006 |
| Jalkahoitola DUO Oy | Wholesale & retail | 2023 |
| Jojovet Oy | Real estate | 2026 |
| Juha Kivirinta Oy | Professional & scientific | 2016 |
| K&K LVI-Palvelut Avoin yhtiö | Construction | 2026 |
| KUI Technologies Oy | Professional & scientific | 2018 |
| Kaajas Yhtiöt Oy | Construction | 2007 |
| Kaivuutyö Lankila Oy | Construction | 2014 |
| Kardemumma Design Oy | Professional & scientific | 2005 |
| Katrin huoneistot Oy | Real estate | 2004 |
| Keijos Capital Oy | Professional & scientific | 2025 |
| Kiinteistö Oy CNC-Talo | Real estate | 1998 |
| Kiinteistö Oy Espoon Kivenlahdentie 7 | Real estate | 2003 |
| Kiinteistö Oy Fabripark | Real estate | 2014 |
| Kiinteistö Oy Halikon Kailinniituntie 3 | Real estate | 2008 |
| Kiinteistö Oy Halikon Penttijaakontie 11 | Real estate | 1998 |
| Kiinteistö Oy Halikon Taksi | Real estate | 1991 |
| Kiinteistö Oy Kaili | Real estate | 2021 |
| Kiinteistö Oy Kalliomaja | Real estate | 2010 |
| Kiinteistö Oy Kultakuja 3B | Real estate | 2008 |
| Kiinteistö Oy Naantalin Linkkikatu 12 | Real estate | 2021 |
| Kiinteistö Oy Salon Kiertokadunhalli | Real estate | 2007 |
| Kiinteistö Oy Salon Krouvinpuisto | Real estate | 1991 |
| Kiinteistö Oy Salon Satamakatu 38 | Real estate | 2003 |
| Kiinteistö Oy Stairpark | Real estate | 2014 |
| Kiinteistö Oy Turun Valurinkatu 3 | Real estate | 2023 |
| Kiinteistö Reko Group Oy | Real estate | 2024 |
| Kiinteistöosakeyhtiö Turun Senno | Real estate | 2010 |
| Konepaja A. Vanne Oy | Manufacturing | 1960 |
| Konepaja Litzen Oy | Manufacturing | 2005 |
| Kookoskulho Oy | Wholesale & retail | 2018 |
| Kosmetologinen Hoitola-Kemikalio Aleksiina Ky | Other services | 1989 |
| Kynttilä-Tuote Oy | Real estate | 1966 |
| LVI- ja Energiatekniikka Viander Oy | Construction | 1995 |
| Laaksonen & Co Oy | Professional & scientific | 2026 |
| Lake Unlimited Oy | Financial services | 2022 |
| Laucap Oy | Financial services | 2021 |
| Leisure & Health - Halikon liikunta- ja terveyspalvelut Oy | Health & social care | 1995 |
| M.Hopiavuori Oy | Construction | 2019 |
| ML Trading Oy | Professional & scientific | 2007 |
| ML-Markkinointi Oy | Wholesale & retail | 2016 |
| MS 10 Oy | Construction | 2019 |
| MTR Kiinteistöt Oy | Real estate | 2022 |
| Maalaus- ja saneerausliike K. ja A. Asklöf Avoin yhtiö | Construction | 2006 |
| Maansiirto Perala Oy | Construction | 1997 |