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Kätlin Tõnismäe
Active roles
6
Companies
3
Business start
2015
Active roles
PROSTONE OÜ
Registered
Board member
since 26.11.2025
Shareholder
since 26.11.2025
· 100%
Hansastone OÜ
Registered
Shareholder
since 01.09.2023
· 100%
Board member
since 27.03.2018
Founder
since 27.03.2018
Infrastone OÜ
In liquidation
Founder
since 07.07.2015