![Arimo Kalervo Ristola](data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%231b1b1b" class="bi bi-person-fill" viewBox="0 0 16 16"><path d="M3 14s-1 0-1-1 1-4 6-4 6 3 6 4-1 1-1 1zm5-6a3 3 0 1 0 0-6 3 3 0 0 0 0 6"/></svg>)
Fortuna: 3 M $ al 31/05/2026
Arimo Kalervo Ristola currently works at HB-Betoniteollisuus Oy, as Chairman from 2019 and Akr-Invest Oy, as Chairman & Managing Director from 2017.
Mr. Ristola also formerly worked at Honkarakenne Oyj, as Chairman, Silenta Oy Ltd, as Managing Director, and Silenta Electronics Oy Ltd, as Managing Director from 1993 to 2016.
Mr. Ristola received his graduate degree in 1972 from the University of Jyväskylä.
| Empresa | Fecha | Número de acciones | Valoración | Fecha de valoración |
|---|---|---|---|---|
Keskisuomalainen Oyj
 Keskisuomalainen Oyj Publishing: NewspapersConsumer Services Publishes, prints and distributes newspapers 2,43 % | 31/03/2026 | 266.125 ( 2,43 % ) | 3 M $ | 31/05/2026 |
| Empresas | Cargo | Inicio |
|---|---|---|
Akr-Invest Oy
 Akr-Invest Oy Real Estate DevelopmentFinance Provides real estate and investment services | Director Ejecutivo | 01/01/2017 |
HB-Betoniteollisuus Oy
 HB-Betoniteollisuus Oy Construction MaterialsNon-Energy Minerals Manufactures concrete garden products | Presidente | 01/01/2019 |
| Empresas | Cargo | Fin |
|---|---|---|
Silenta Electronics Oy Ltd
 Silenta Electronics Oy Ltd Industrial ConglomeratesProducer Manufacturing Manufactures hearing protectors | Director Ejecutivo | 01/01/2016 |
Silenta Oy Ltd
 Silenta Oy Ltd Medical SpecialtiesHealth Technology Manufactures electronic hearing protectors | Director Ejecutivo | - |
| HONKARAKENNE OYJ | Presidente | - |
Activas
Inactivas
Empresas cotizadas
Empresas privadas
Relaciones de 1er grado
Empresas vinculadas al 1er grado
Hombre
Mujer
Administradores
Ejecutivos
| Empresas privadas | 6 |
|---|---|
Honkarakenne Oyj
 Honkarakenne Oyj HomebuildingConsumer Durables Engages in construction of log houses | Consumer Durables |
University of Jyväskylä
 University of Jyväskylä Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
HB-Betoniteollisuus Oy
HB-Betoniteollisuus Oy Construction MaterialsNon-Energy Minerals Manufactures concrete garden products | Non-Energy Minerals |
Silenta Oy Ltd
Silenta Oy Ltd Medical SpecialtiesHealth Technology Manufactures electronic hearing protectors | Health Technology |
Silenta Electronics Oy Ltd
Silenta Electronics Oy Ltd Industrial ConglomeratesProducer Manufacturing Manufactures hearing protectors | Producer Manufacturing |
Akr-Invest Oy
Akr-Invest Oy Real Estate DevelopmentFinance Provides real estate and investment services | Finance |
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