| A&P Tech oy | Construction | 2024 |
| AJK Yhtiöt OY | Wholesale & retail | 2022 |
| Akria OY | Agriculture & fishing | 2025 |
| AL Investor Oy | Professional & scientific | 2016 |
| AR Laulajainen Avoin yhtiö | Professional & scientific | 2005 |
| Ad Manum Oy | Manufacturing | 2010 |
| B-Unit Oy | Other services | 2016 |
| BT Shop avoin yhtiö | Hospitality | 2025 |
| Ballbreakers Oy | Arts & recreation | 2002 |
| Best Break Oy | Real estate | 1995 |
| Bygg LRO & Boys Ab Oy | Construction | 1995 |
| Dronekeskus Oy | Professional & scientific | 2020 |
| E.H.Productions Oy | Real estate | 2019 |
| Elfving Racing Oy | Wholesale & retail | 2008 |
| Erland & Edward Oy | Administrative & support | 2019 |
| Fenix Interaction Oy | Professional & scientific | 2008 |
| HO-FIX Oy | Construction | 2026 |
| HS-Timanttisaneeraus Oy | Construction | 2018 |
| Heikki K Salo Ky Hämeenlinna | Wholesale & retail | 1994 |
| Helsingin TT-Hanhela Oy | Administrative & support | 2002 |
| Hirsi- ja Rakennus Group Oy | Construction | 2019 |
| Hoitola Niitty Oy | Other services | 2021 |
| Hur Man Oy | Administrative & support | 1999 |
| Hämeen Helppo Nosto Oy | Agriculture & fishing | 2000 |
| Hämeenlinnan Metalliteos Oy | Manufacturing | 1936 |
| Hämeenlinnan Raskaspalvelut Oy | Construction | 2006 |
| Härkätien Puutavara Oy | Manufacturing | 2001 |
| IT-Tuki Suomi Oy | Information & communication | 2026 |
| Inspia Oy | Information & communication | 2007 |
| Inter-Ojitus Oy | Construction | 2017 |
| Islatek Oy | Wholesale & retail | 1996 |
| JJ Metsäkonepalvelu Oy | Agriculture & fishing | 2018 |
| Jokisen kone ja kuljetus Oy | Construction | 2016 |
| Jouni Koivusalo Oy | Administrative & support | 2003 |
| Juho Möttönen Oy | Construction | 2025 |
| Jussin Kone ja Auto Oy | Other services | 2021 |
| K ja E Suokas Oy | Mining & quarrying | 1987 |
| K9 Erikoisturvapalvelut Oy | Administrative & support | 2024 |
| KP Harvennus Oy | Agriculture & fishing | 2010 |
| Kaaleppi KT Oy | Construction | 2024 |
| Kaaleppi Ky | Construction | 2003 |
| Kahvila Härkä Oy | Hospitality | 2026 |
| Kaivinkoneurakointi Jouni Aalto Oy | Construction | 1987 |
| Kantal Kommandiittiyhtiö | Hospitality | 1992 |
| Kiinteistö Oy Hämeensaarentie 4 | Real estate | 2015 |
| Kiinteistö Oy Rengon Yritystalo | Real estate | 2008 |
| Kiinteistö Oy Rengonraitti 18 | Real estate | 2026 |
| Kiinteistö Oy Vehkapirtti | Real estate | 1992 |
| Konepojat Lindholm&Vähämäki Oy | Construction | 2012 |
| Koti kutsuu! Kiinteistönvälitys Oy | Real estate | 2020 |
| Kuittilan Kuljetuspalvelut Oy | Transport & logistics | 2020 |
| Kukkakauppa Plumosus Oy | Wholesale & retail | 2023 |
| Kuljetus Marko Sihvo Ky | Transport & logistics | 2011 |
| Kuljetus Vilkkinen Oy | Transport & logistics | 2005 |
| Kuljetusliike Karjalainen Oy | Transport & logistics | 2019 |
| Kuljetusliike Nikula Oy | Transport & logistics | 1999 |
| Kuljetusliike Timo Vikström Oy | Transport & logistics | 2009 |
| Kuljetusliike V. Lintukorpi Ky | Transport & logistics | 1986 |
| Kultajyvä Oy | Agriculture & fishing | 2007 |
| Kumlanderi Oy | Administrative & support | 2024 |
| Kurjenlento Productions Oy | Professional & scientific | 1995 |
| LLow Productions Oy | Information & communication | 2025 |
| LVI-Nikkilä Oy | Construction | 2022 |
| Levatrans Oy | Transport & logistics | 1994 |
| Linda Consulting Oy | Education | 2020 |
| Linnaluoma Team Ky | Wholesale & retail | 1983 |
| Lomatusina Oy | Real estate | 1982 |
| MAO Kiinteistöt Oy | Construction | 2026 |
| MN Kalusto Oy | Manufacturing | 2015 |
| MP Riding Center Oy | Arts & recreation | 2004 |
| Maanhoitajat Oy | Water & waste | 2025 |
| Main yhteisövalmennus Oy | Education | 2021 |
| Mindbrid Oy | Information & communication | 2024 |
| Muurilan Kone Oy | Manufacturing | 2011 |
| OSA Food Design Oy | Hospitality | 2016 |
| Oy Bellakapital Ab | Real estate | 1992 |
| Oy Puuhamies Pete Ab | Other services | 2021 |
| Oy Talvitie Winterweg Ab | Professional & scientific | 2021 |
| Oy Why Group Ab Ltd | Professional & scientific | 1991 |
| Paajanen Group Oy | Professional & scientific | 2021 |
| Paikallinen Bar Baari Oy | Arts & recreation | 2021 |
| Pekka Karhunen Ky | Construction | 1991 |
| Pihapellon puutarha Oy | Agriculture & fishing | 2023 |
| Pinky-Yhtiö Oy | Construction | 2009 |
| Plain-Jane Oy | Financial services | 1998 |
| Punelian Lomakeskus Oy | Real estate | 2000 |
| Putki ja Saneeraus Kujala Oy | Construction | 2023 |
| Ranjith Kumar OY | Real estate | 2018 |
| Rakennuspalvelu P Korhonen Oy | Construction | 2009 |
| Rakennustarak Oy | Construction | 1986 |
| Raksa-Janne Oy | Construction | 2018 |
| Rakvila Oy | Construction | 2021 |
| Realholding Oy | Wholesale & retail | 2010 |
| Remet Oy | Manufacturing | 1986 |
| Rengon Konepalvelu Oy | Construction | 2008 |
| Rengon Paja Oy | Manufacturing | 2008 |
| Rengon Pitopalvelu Oy | Hospitality | 1980 |
| Rengon Pizzeria Kebab Avoin yhtiö | Hospitality | 2021 |
| Rengon Taimitarha Oy | Agriculture & fishing | 1993 |
| Silmälääkäripalvelu Status-Sirius Oy | Health & social care | 2005 |