Risto Yrjö Olavi Viljanen
Chairperson, Asunto Oy Oriveden Puistolankujan Helmi
FI1 active role
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Risto Yrjö Olavi Viljanen is a Finnish director with 1 active role across Finnish companies, including Chairperson at Asunto Oy Oriveden Puistolankujan Helmi.