| TKK Finland CVR 2779262-6 | OtherStakeholder | Since 2016 | — | Active |
| Borkowski Painting Services Oy CVR 2880674-3 | OtherDeputy Member | Since 2025 | — | Active |
| OMK Technology Oy CVR 3134810-6 | OtherDeputy Member | Since 2023 | — | Active |
| KG Maalaus Oy CVR 3153814-5 | OtherDeputy Member | Since 2022 | — | Active |
| MAN-Electric Oy CVR 3172103-8 | OtherDeputy Member | Since 2024 | — | Active |
| D&M Business Consulting Oy CVR 3183518-2 | BoardChairperson | Since 2021 | — | Active |
| DS Maalaus Oy CVR 3233330-1 | OtherDeputy Member | Since 2021 | — | Active |
| RG Synergy Oy CVR 3248591-1 | OtherDeputy Member | Since 2021 | — | Active |
| MZ Works Oy CVR 3318252-5 | OtherDeputy Member | Since 2022 | — | Active |
| Ranin Electro Oy CVR 3331872-8 | OtherDeputy Member | Since 2022 | — | Active |
| Kuuse Consulting Oy CVR 3342012-4 | OtherDeputy Member | Since 2023 | — | Active |
| Nuvu Co Oy CVR 3370813-6 | OtherDeputy Member | Since 2023 | — | Active |
| Matmarine Service Group Oy CVR 3422501-3 | OtherDeputy Member | Since 2024 | — | Active |
| Ajoneuvot Suomesta Oy CVR 3426931-5 | OtherDeputy Member | Since 2024 | — | Active |
| Zel-Tech Oy CVR 3441910-9 | OtherDeputy Member | Since 2025 | — | Active |
| PM Electric Oy CVR 3473859-9 | OtherDeputy Member | Since 2024 | — | Active |
| ST MARIVO OY CVR 3497348-4 | OtherDeputy Member | Since 2025 | — | Active |
| Monterjan Oy CVR 3501854-2 | OtherDeputy Member | Since 2025 | — | Active |
| Marszal Service Oy CVR 3505404-1 | OtherDeputy Member | Since 2025 | — | Active |
| Joletek Works Oy CVR 3506207-6 | BoardChairperson | Since 2025 | — | Active |
| Domantec Oy CVR 3553792-4 | OtherDeputy Member | Since 2025 | — | Active |
| Slaw-Tech Automation Solutions Oy CVR 3607439-4 | OtherDeputy Member | Since 2026 | — | Active |
| RJELAS OY CVR 3621854-6 | OtherDeputy Member | Since 2026 | — | Active |
