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Tõnu Kallas
Active roles
4
Companies
2
Business start
1996
Active roles
DS Invest OÜ
Registered
Shareholder
since 02.09.2023
· 16.64%
Founder
since 02.07.2013
DUOGRAAF OÜ
Registered
Shareholder
since 01.09.2023
· 50%
Board member
since 06.08.1996
Shared network
TK
Tõnu Kallas
DUOGRAAF OÜ
Mari Kallas