| Air Marine OY | Professional & scientific | 2011 |
| AK Restoration & Consulting Ky | Other services | 2012 |
| APH Urakointi Oy | Transport & logistics | 2014 |
| ARM-tekniikka Oy | Construction | 2025 |
| Autohuolto J.Granlund Oy | Other services | 2010 |
| Autohuolto S ja J Kiikola Oy | Wholesale & retail | 1989 |
| Clanloma Oy | Administrative & support | 2026 |
| Dubium Oy | Professional & scientific | 2022 |
| Horatex Oy | Construction | 1995 |
| Ilmo Lagerberg Ky | Transport & logistics | 1989 |
| Joken auto- ja rengaspalvelut Oy | Other services | 2024 |
| Kaukainen Group Oy | Professional & scientific | 2024 |
| Kuormaus ja Kuljetus Perttu Oy | Construction | 2016 |
| Ml-Sopimussiivous Ky | Administrative & support | 2013 |
| Memek Oy | Manufacturing | 2017 |
| Minnan Citykukka Oy | Wholesale & retail | 2011 |
| Mäkelä Solutions Oy | Education | 2015 |
| Mäkelä Trans Oy | Transport & logistics | 2024 |
| Nemodesign Oy | Professional & scientific | 2007 |
| Northframe Oy | Information & communication | 2026 |
| Nosto ja Kuljetus Jaloset Oy | Transport & logistics | 2001 |
| Ohjelmapalvelu WT Ky | Arts & recreation | 2014 |
| Pellimiäs Oy | Construction | 2024 |
| Puulu-Sorkan jätevesiosuuskunta | Water & waste | 2010 |
| Ratsastuskeskus Baldur Oy | Arts & recreation | 2018 |
| Rauman Kaivin Oy | Construction | 1986 |
| Rauman R & K Kiinteistöt Oy | Real estate | 2020 |
| Rauman Ympäristötekniikka Oy | Construction | 2006 |
| SJW Matto ja Maalaus Oy | Construction | 2022 |
| Saima Visuals Oy | Professional & scientific | 2023 |
| Tarhurin Taivas Oy | Agriculture & fishing | 2014 |
| Teknologiapalvelu Parjanen Oy | Construction | 2025 |
| Tilausajo Kontula Oy | Transport & logistics | 2009 |
| VH-Pipe Oy | Manufacturing | 2013 |