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Harri Juhani Helander

Chief Executive Officer, H2improve Oy

FI1 active role

Overview Companies & roles Network

Co-directors & shared companies

Person	Role	Shared companies	Profile
TH Toivo Herbert Gustafsson	Board of Directors	1company	View profile
MM Markus Mikael Järvenpää	Board of Directors	1company	View profile
JH Jaakko Herman Hietala	Board of Directors	1company	View profile
EJ Erkki Juha Olavi Salopuro	Chairperson	1company	View profile
MM Mona Marianne Askolin-Pellinen	Board of Directors	1company	View profile

Company network

Active roles

Harri Juhani Helander

Chief Executive Officer

Past companies

O.Y. Vesilinna Avantopool Oy