| Mega Sirius Oy | Mining & quarrying | 2005 |
| Memar Oy | Manufacturing | 1999 |
| Metrading Oy | Financial services | 1991 |
| Metsä-Morri Ky | Agriculture & fishing | 1991 |
| Metsäkone Ruohonen Avoin Yhtiö | Agriculture & fishing | 1994 |
| Mika Kangasaho Oy | Wholesale & retail | 2017 |
| Monitoimipalvelu Suhonen Oy | Administrative & support | 2022 |
| Morantza Ky | Agriculture & fishing | 2018 |
| Musta Albiino avoin yhtiö | Professional & scientific | 1997 |
| Mutkamäenvaara Oy | Real estate | 1986 |
| NPK-Kone Oy | Agriculture & fishing | 2020 |
| Number Four Invest Oy | Financial services | 2021 |
| Nätti & Komia Oy | Other services | 2011 |
| ONNET Oy | Financial services | 2022 |
| OP Koti Pohjois-Häme Oy LKV | Real estate | 1977 |
| Olkkonen&Saloranta Oy | Other services | 2014 |
| Oma HiusStudio Oy | Other services | 2018 |
| Optimi Engineering Oy | Professional & scientific | 2008 |
| Osuuskunta Kotva | Arts & recreation | 2014 |
| Oy Saidam Ab | Wholesale & retail | 2003 |
| PS Multitask Oy | Health & social care | 2021 |
| Paav Invest Oy | Financial services | 2024 |
| Pajulahden kylän vesiosuuskunta | Water & waste | 1994 |
| Pajusen Tila Oy | Agriculture & fishing | 2024 |
| Pakomäen kotieläinpiha Ky | Agriculture & fishing | 2004 |
| Paula Pelkonen Ky | Wholesale & retail | 2009 |
| Pauli Kivimäki Oy | Professional & scientific | 2010 |
| PekKon Oy | Administrative & support | 2021 |
| Pirkanmaan Bioterminaali Ltd Oy | Real estate | 2014 |
| Pirkanmaan Outdoortukku Oy | Wholesale & retail | 1991 |
| Pirkanmaan Puukauppa Oy | Wholesale & retail | 2022 |
| Pohjankiito Oy | Transport & logistics | 2005 |
| Pohjois-Hämeen Isännöinti Oy | Real estate | 2018 |
| Pohjois-Hämeen Sähkötyö Oy | Construction | 2000 |
| Pohjois-Hämeen siivous- ja kiinteistöpalvelu avoin yhtiö | Administrative & support | 2015 |
| Polar Design Oy | Wholesale & retail | 2007 |
| Psykoterapiapalvelu Sonja Hakari Oy | Health & social care | 2025 |
| Pub 66 Oy | Hospitality | 2012 |
| Punjabians Avoin Yhtiö | Hospitality | 2019 |
| Putkityöliike Pyylampi Oy | Construction | 2010 |
| Puutarhatuote Hänninen Avoin yhtiö | Agriculture & fishing | 2017 |
| Puuvirrat Oy | Wholesale & retail | 2019 |
| Pöyhölä Invest OY | Financial services | 2021 |
| R-Asennus Oy | Manufacturing | 2012 |
| Raimekon Limited, Suomen Sivuliike | Manufacturing | 2018 |
| Raiski Business Ky | Wholesale & retail | 2012 |
| Rajaniemen Pappila Oy | Hospitality | 2025 |
| Rajaniemi & Lammi | Wholesale & retail | 2006 |
| Rakennus Asp Ky | Construction | 2004 |
| Rakennusliike ViCon Oy | Construction | 2017 |
| Rakennustyö Pentti Härkönen Ky | Construction | 2008 |
| Rakennustyö Vili Kaihola Ky | Construction | 2024 |
| Ramilax Oy | Professional & scientific | 2007 |
| Rantakunnan vesiosuuskunta | Water & waste | 2001 |
| Rautamäki Oy | Wholesale & retail | 2025 |
| Ravintola ja pitopalvelu Niemelä Ky | Hospitality | 1987 |
| Riihiplassi Oy | Real estate | 1993 |
| Rintsi Oy | Professional & scientific | 2025 |
| Ritva Leijala Oy | Education | 2024 |
| Romu Wirrat Oy | Water & waste | 2024 |
| Rotolink Oy | Manufacturing | 2005 |
| SMP Vuokrapalvelut Oy | Administrative & support | 2022 |
| SR-Harvesting Oy | Wholesale & retail | 2010 |
| Saarimäen Hinauspalvelu Oy | Other services | 1990 |
| Sampolan Laatukiinteistöt Oy | Real estate | 2024 |
| Savottatiimi Ky | Construction | 2004 |
| Scandinavia Road Cargo Ky | Transport & logistics | 2007 |
| Seap Oy | Manufacturing | 2022 |
| Sijoitustalo Anttilat Oy | Construction | 2007 |
| Sky Billiards Oy | Hospitality | 2023 |
| Solar Markiisi Oy | Construction | 2018 |
| Sponcircle Oy | Financial services | 2021 |
| Sponcont Oy | Financial services | 2021 |
| Suomen Harjakate Oy | Construction | 1992 |
| Suomen Taidekehys Oy | Manufacturing | 1985 |
| Suomen Taloasennus Ky | Construction | 2011 |
| Suomenselän Sanomat Oy | Information & communication | 1976 |
| Suunnittelutalo PPG Oy | Professional & scientific | 2007 |
| Sysineva Oy | Mining & quarrying | 2011 |
| Sähkö-Virkeät Oy | Energy | 1992 |
| Sähkömakkonen Ky | Construction | 1984 |
| T-Maatalous Mäkinen Oy | Wholesale & retail | 1986 |
| Työfysioterapeutti Väisänen Ky | Health & social care | 1989 |
| Taikapuro Oy | Hospitality | 2025 |
| Taksi Jussi Mäkynen Ky | Transport & logistics | 1993 |
| Taksi Kati Hautamäki Oy | Transport & logistics | 2020 |
| Taksi Palmroth Anttila Oy | Transport & logistics | 2013 |
| Taksipalvelu Jytilä Ky | Transport & logistics | 1980 |
| Talo- ja Kalustekeskus Heinämäki A & K | Wholesale & retail | 1990 |
| Tavaratalo Ekos, Raimo Hahka & Kumppanit, Kommandiittiyhtiö | Wholesale & retail | 1972 |
| Tienhoito Sihvonen Oy | Administrative & support | 2010 |
| Tietotalli Oy | Administrative & support | 2006 |
| Tili- ja lakipalvelut Fidensa Oy | Professional & scientific | 2015 |
| Tili-Fakta Oy | Professional & scientific | 1992 |
| Tim Care Oy | Wholesale & retail | 2023 |
| Timo Huikkala Ky | Financial services | 1995 |
| Toriseva Golf Oy | Arts & recreation | 1991 |
| Tuomo Havas Oy | Financial services | 1986 |
| Unicorn Capital Partners Oy | Financial services | 2021 |
| Upin Rakennuspalvelu Oy | Construction | 2015 |