| Aikapaha Oy | Other services | 2021 |
| BDG-Service Oy | Manufacturing | 2011 |
| BTF Tilintarkastus Lahti Oy | Professional & scientific | 1989 |
| Cadmon Oy | Wholesale & retail | 1982 |
| Decor by Mimosa Oy | Construction | 2022 |
| Euro-Inferno Oy | Real estate | 1993 |
| Glaesihross Oy | Arts & recreation | 2012 |
| Hiela Oy | Manufacturing | 2015 |
| Hongwen Sun Europe Oy | Mining & quarrying | 2009 |
| Hullujuttu Oy | Wholesale & retail | 2025 |
| ISP-Rakenne Ky | Construction | 1997 |
| Isännöinti SmartPalvelut Ky | Real estate | 2019 |
| J&J Rakennus Oy | Construction | 2007 |
| JR-Osa Oy | Wholesale & retail | 1992 |
| JS Tasoite ja Saneeraus Oy | Construction | 2018 |
| Jawa-tech oy | Construction | 2022 |
| Jiri Geller oy | Manufacturing | 2022 |
| Jussi-Sähkö Ky | Construction | 2001 |
| Jägger Oy | Construction | 2023 |
| KT-Yhtymä Oy | Agriculture & fishing | 1999 |
| Kauppapuutarha Jaakko Paananen Kommandiittiyhtiö | Construction | 1983 |
| Kiinteistö Oy Hyvinkään Rantakulmantie 179 | Real estate | 2009 |
| Konetti Oy | Professional & scientific | 2022 |
| Kuisman Sora Oy | Transport & logistics | 1982 |
| Kukkahuone Linnea Oy | Wholesale & retail | 2006 |
| Kuljetus Santamaa Oy | Transport & logistics | 2010 |
| Kuljetus Silfver ky | Transport & logistics | 2002 |
| Kylmäasennus Korhonen Oy | Construction | 2023 |
| Lakiasiaintoimisto Mahlamäki Oy | Professional & scientific | 2016 |
| Lakiasiaintoimisto Svanberg Oy | Professional & scientific | 2020 |
| Lavisor Oy | Professional & scientific | 2019 |
| MSK-Huolto Oy | Construction | 1987 |
| Maansiirto Saarinen Oy | Construction | 2025 |
| Mainospalvelu Kristasta Oy | Professional & scientific | 1994 |
| Majet taksiliikenne Oy | Transport & logistics | 2022 |
| Maklin Oy | Real estate | 2018 |
| Matti Lindén Ky | Transport & logistics | 2004 |
| Medixys Oy | Wholesale & retail | 2013 |
| Moutas Oy | Agriculture & fishing | 2023 |
| NH Kuljetus Oy | Transport & logistics | 2010 |
| NHJ Kuljetus Oy | Transport & logistics | 2021 |
| Nerainvest Oy | Financial services | 2025 |
| Nordic Coating Oy | Construction | 2023 |
| Norketek Oy | Wholesale & retail | 1995 |
| Nukarin Huolto Oy | Wholesale & retail | 1985 |
| Nukarin Paroni Oy | Agriculture & fishing | 2022 |
| Nukarin jätevesiosuuskunta | Water & waste | 2008 |
| Nummenmäen hevostila avoin yhtiö | Agriculture & fishing | 2016 |
| Nurmijärven Moniala Oy | Construction | 2022 |
| OL Talotekniikka Oy | Construction | 2016 |
| Oy Atlasfine Ab | Professional & scientific | 1995 |
| PES-Printing Equipment Service Oy | Other services | 1990 |
| Pelti Mullikat Oy | Construction | 2025 |
| Polar Circle Quarter Horses Oy | Arts & recreation | 2007 |
| Putki-Varonen Oy | Construction | 2021 |
| Rakennusliike SuoRak Oy | Construction | 2003 |
| Rakennusluotsi Oy | Construction | 1989 |
| Rakennuspalvelu Tarkkanen Oy | Construction | 2021 |
| Rakennuspalvelu Viljanen Oy | Construction | 2022 |
| Rehikon Oy | Construction | 1994 |
| Saneeraus Sektori A Roihas Oy | Construction | 1996 |
| Sanri Invest Oy | Real estate | 2021 |
| Seppo Laukkanen Oy | Professional & scientific | 1989 |
| Smart Ship Systems OY | Manufacturing | 2019 |
| Talotekniikka LAKEUS Oy | Construction | 2021 |
| Talousenergia Oy | Construction | 2009 |
| Tekisen Oy | Construction | 2017 |
| Tepiro oy | Arts & recreation | 2025 |
| The Busy Company Oy | Wholesale & retail | 2018 |
| Thiirak oy | Transport & logistics | 2015 |
| Tila-Asennus Ruottu Oy | Construction | 2020 |
| Tuotantotalo Björksten Ky | Professional & scientific | 1993 |
| Tuusulan L-Kone Oy | Construction | 1986 |
| Työpalvelu TPV Oy | Administrative & support | 2025 |
| Tähtiloisto Oy | Other services | 2011 |
| Uudenmaan HL Huolto Oy | Construction | 2012 |
| Uudenmaan SSK-Palvelut Oy | Administrative & support | 2012 |
| VAL-Palvelut oy | Construction | 2025 |
| Valoa Digital Oy | Professional & scientific | 2016 |
| Wizardi Oy | Information & communication | 1993 |