| Acid rain Oy | Arts & recreation | 2022 |
| Antti Ihamäki Oy | Construction | 1991 |
| Asennus Alander Oy | Construction | 2018 |
| Caravanmaailma Oy | Wholesale & retail | 2008 |
| Cowbone Oy | Professional & scientific | 2025 |
| Creible Oy | Financial services | 2020 |
| EBAKA Oy | Construction | 2007 |
| ER-Tasoite Oy | Construction | 1995 |
| Eservi OY | Other services | 2001 |
| Elars-Palvelu Oy | Wholesale & retail | 1994 |
| FM-Service Oy | Construction | 2012 |
| HKP Kiinteistöpalvelut Oy | Real estate | 2016 |
| Halkian Rakennus Oy | Construction | 2018 |
| Halkian autohuolto Oy | Other services | 2022 |
| Halkiankoski Oy | Real estate | 1922 |
| Harhakoski Oy | Transport & logistics | 2020 |
| Hekamuovi Oy | Manufacturing | 1976 |
| Hovikko Kiinteistöt Oy | Real estate | 1987 |
| Hurja Pähkinä Oy | Arts & recreation | 2014 |
| Ikiravintolat OY | Hospitality | 2007 |
| Innomek Oy | Professional & scientific | 2026 |
| Insinööritoimisto H & H Oy | Professional & scientific | 2011 |
| Irtokivi Ky | Construction | 2009 |
| J & K Mantela Oy | Arts & recreation | 2007 |
| J. Westerlund Oy Ab | Transport & logistics | 2009 |
| JD Holdings Finland Oy | Financial services | 2019 |
| JORAA Oy | Financial services | 2007 |
| K.A. Löfgren Ky | Transport & logistics | 1984 |
| Kalliovoima Oy | Construction | 2025 |
| Karaoke- ja ohjelmapalvelu JC-Sound Oy | Arts & recreation | 2005 |
| Kiinteistö Oy Halkianraitti | Real estate | 2005 |
| Kipinä Marketing Oy | Professional & scientific | 2020 |
| KoLa Kiinteistöt Oy | Real estate | 2017 |
| Konepalvelu Kerttula Oy | Construction | 1999 |
| Kuljetus T&J Nykänen Oy | Transport & logistics | 2018 |
| Kuljetusliike S. Siren Ky | Construction | 1984 |
| Kustantamo Maatar Ky | Information & communication | 2010 |
| Kätyri Oy | Arts & recreation | 2022 |
| Laser Sami Oy | Construction | 2016 |
| Marina Tuominen Oy | Transport & logistics | 1994 |
| Metsäkoneurakointi Panu Valdén kommandiittiyhtiö | Agriculture & fishing | 1996 |
| Metsätyö Sihvola Oy | Agriculture & fishing | 2021 |
| Middle of Pines Oy | Professional & scientific | 1996 |
| Multifacultas Ky | Wholesale & retail | 1999 |
| Muovitiimi Oy | Manufacturing | 1994 |
| Nasunpaja avoin yhtiö | Manufacturing | 2017 |
| Nostopalvelu Janne Oy | Construction | 1990 |
| Pro Rebuild Oy | Construction | 2022 |
| ProTrail Oy | Professional & scientific | 2019 |
| Provencale Oy | Wholesale & retail | 2016 |
| Rantex Rakennus OY | Construction | 2010 |
| RH protec Ky | Wholesale & retail | 2010 |
| RJ-Kuljetus Ky | Transport & logistics | 1993 |
| RJS Urakointi Oy | Construction | 2026 |
| Rahtiola Oy | Transport & logistics | 1988 |
| Rakennus Rajamäki Oy | Construction | 2015 |
| Rakennus-Jusba Oy | Construction | 2004 |
| Rakennuttamispalvelu Peevee Oy | Real estate | 2021 |
| ReiMed Oy | Manufacturing | 2014 |
| Reimar Oy | Construction | 2007 |
| Rinis Oy | Construction | 2009 |
| Ryhmäperhepäivähoitokoti Tammi Oy | Education | 2008 |
| Sw.Abulls OY | Hospitality | 2008 |
| Sea and Road Service-ML Oy | Other services | 2010 |
| Seetake House Oy | Construction | 1998 |
| SolarFlare Oy | Information & communication | 1976 |
| Stenberg Services Oy | Education | 2023 |
| Suomen TeleApu Oy | Information & communication | 2019 |
| Suomi Event Oy | Arts & recreation | 2013 |
| TAM-Sähkö Oy | Construction | 2000 |
| Tihu OY | Administrative & support | 2010 |
| Tuosma OY | Manufacturing | 2023 |
| Talman energiaporaus Oy | Construction | 2009 |
| Talous Aurinko Oy | Construction | 2023 |
| Tasoiteurakointi Lappalainen Oy | Construction | 2000 |
| Tilihila Oy | Professional & scientific | 1996 |
| Tilitoimisto Anne Virkki Ky | Professional & scientific | 2006 |
| Tuholaistorjunta X-Vermin Oy | Administrative & support | 2025 |
| Tunix Oy | Administrative & support | 2015 |
| Tuotanto-oy Tähdet | Arts & recreation | 1988 |
| Villi Marketing Oy | Professional & scientific | 2025 |
| Virtek Oy | Construction | 1987 |
| Wood by Willberg Oy | Manufacturing | 2017 |