| Agriwer Oy | Real estate | 2020 |
| Animal Lifecycle Technologies Oy | Information & communication | 2026 |
| Automaalaamo K. Niemi Oy | Other services | 1986 |
| Boxinbox Finland Oy | Education | 2014 |
| Donno-kiinteistöt Oy | Real estate | 1989 |
| EF Bemmex Oy | Professional & scientific | 2022 |
| Eebox Oy | Hospitality | 2017 |
| FinAround Oy | Administrative & support | 2017 |
| Gallium Oy | Professional & scientific | 2011 |
| Guberno Oy | Professional & scientific | 1994 |
| HG Padel Oy | Arts & recreation | 2021 |
| Haabio Oy | Professional & scientific | 2009 |
| Hakaudit Oy | Professional & scientific | 2020 |
| Hall Group Oy | Real estate | 2017 |
| Hattula-Kiinteistöt Oy | Real estate | 1999 |
| Hattulan Villenkulma Oy | Real estate | 1989 |
| Helmi-set Oy | Administrative & support | 2018 |
| Hohto Lux Oy | Wholesale & retail | 2021 |
| Hämeen Hopeajaloste Oy | Manufacturing | 1993 |
| Hämeen Perinnerakentajat Oy | Construction | 1991 |
| Immonen-Harmaala Holding Oy | Financial services | 2025 |
| InGroup Oy | Agriculture & fishing | 2020 |
| J. V. Virolainen Invest Oy | Professional & scientific | 2013 |
| Janakkalan Putkityö Oy | Construction | 2012 |
| Jari Prami Oy | Other services | 1977 |
| Kaio trading company Oy | Professional & scientific | 2015 |
| Kanta-Hämeen Kaivohuolto Oy | Water & waste | 2021 |
| Kanta-Sähkö Oy | Construction | 2019 |
| Kantolan Parketti Oy | Wholesale & retail | 2010 |
| Katinalan TeeBox Oy | Arts & recreation | 2026 |
| Klemmari Oy | Professional & scientific | 2025 |
| Kuljetus Siukola Oy | Transport & logistics | 2007 |
| Kuljetuspalvelut Lintunen & Rothsten Oy | Transport & logistics | 1997 |
| Laaturahti Oy | Transport & logistics | 2024 |
| Luftcon Oy | Wholesale & retail | 1990 |
| MAS-Partner Oy | Wholesale & retail | 2024 |
| Maxair Oy | Transport & logistics | 2020 |
| Meriitti Yrityspalvelut Oy | Professional & scientific | 1999 |
| Metallisorvaamo Tähtilaakso Ky | Manufacturing | 1986 |
| Mierolanpelto 3 Oy | Real estate | 1990 |
| Mikato Oy | Construction | 2023 |
| Nutritious Finland Oy | Wholesale & retail | 2015 |
| Nylanderin Pitopalvelu Oy | Hospitality | 2022 |
| OpExLean Consulting Oy | Professional & scientific | 2013 |
| Osuuskunta Elonjuuri | Administrative & support | 2016 |
| Outstanding Oy | Professional & scientific | 2007 |
| PJM Holding Oy | Administrative & support | 2024 |
| PJM Service oy | Administrative & support | 2021 |
| Pro-Fixers Hämeenlinna Oy | Other services | 2023 |
| Protero OY | Construction | 2020 |
| Päivi Prami Oy | Other services | 1990 |
| Rakennusliike J Saarikko Ky | Construction | 1981 |
| Rakennusliike Tasoteks Oy | Construction | 2014 |
| Rakennuspalvelu M. Suomalainen Oy | Construction | 2017 |
| Rakennustoimi Arto Pietilä Oy | Professional & scientific | 2018 |
| Rakvil Group Oy | Construction | 2012 |
| Renkaloma Oy | Real estate | 1988 |
| Retulansaaren Puusepät Oy | Manufacturing | 2010 |
| Ruusu & Rosmariini Oy | Wholesale & retail | 2018 |
| SJK-Asennus Oy | Manufacturing | 2007 |
| Sarjanen International Oy | Information & communication | 2007 |
| Secal Group Oy | Wholesale & retail | 2015 |
| Setsal Oy | Arts & recreation | 2020 |
| Shop in Box Oy | Administrative & support | 2022 |
| Solostep Oy | Transport & logistics | 1996 |
| Sovelluskontti Oy | Information & communication | 2013 |
| Star Boys Agency Ltd Oy | Professional & scientific | 2022 |
| Sähkö Jamisto Oy | Construction | 2014 |
| Sähköasennus H. Hartikainen Oy | Construction | 2006 |
| T & L Maaseudun Kone ja Työ Oy | Construction | 2016 |
| TKO Finland Oy | Professional & scientific | 2008 |
| Tawastia Autot Oy | Wholesale & retail | 1996 |
| Tehdasvilla Oy | Real estate | 2007 |
| Teleton Oy | Information & communication | 2022 |
| Televuokra Oy | Real estate | 2026 |
| Toilet Service Oy | Administrative & support | 2025 |
| Tora Tactical Fitness Oy | Education | 2021 |
| Uomo-Tuote ky | Manufacturing | 1993 |
| VHP Consulting Oy | Financial services | 2022 |
| Vkrak Oy | Construction | 2023 |
| Vuorenhuippu Oy | Arts & recreation | 2022 |
| Wanajan vasara oy | Construction | 2018 |
| Wesunda Dressage Oy | Arts & recreation | 2022 |
| Wipu kiinteistöt Oy | Real estate | 2016 |
| Zaitel Oy | Wholesale & retail | 1995 |