| Company | Role | Period | Ownership | Status |
|---|---|---|---|---|
| Misac Oy CVR 2834854-3 | BoardBoard of Directors | Since 2017 | — | Active |
| Spesnes Oy CVR 2919844-4 | BoardBoard of Directors | Since 2025 | — | Active |
| Heinänen Matias CVR 2961211-5 | OtherStakeholder | Since 2018 | — | Active |
| SolidWatt Oy CVR 2993475-5 | OtherConfidential Clerk | Since 2020 | — | Dissolved |
| Betolar Geotechnical Solutions Oy CVR 2993476-3 | OtherConfidential Clerk | Since 2020 | — | Dissolved |
| Betolar Mining Solutions Oy CVR 2993477-1 | OtherConfidential Clerk | Since 2020 | — | Dissolved |
| Betolar Green Building Technologies Oy CVR 3011036-6 | OtherConfidential Clerk | Since 2020 | — | Active |
| Betolar Element Oy CVR 3011040-3 | OtherConfidential Clerk | Since 2020 | — | Dissolved |
| Betolar Chemicals Oy CVR 3097540-7 | OtherConfidential Clerk | Since 2020 | — | Active |
| HI-Works Oy CVR 3192856-5 | OtherDeputy Member | Since 2021 | — | Active |
| Company | Role | Period | Ownership | Status |
|---|---|---|---|---|
| Betolar Oyj CVR 2800638-3 | OtherConfidential Clerk | 2020 – 2021 | — | Active |
| Person | Role | Shared companies | Profile |
|---|---|---|---|
| Confidential Clerk | 1company | View profile | |
| Chief Executive Officer | 1company | View profile | |
| Confidential Clerk | 1company | View profile | |
| Confidential Clerk | 1company | View profile | |
| Board of Directors | 1company | View profile |