JJMM finalist OÜ
Juha Kalevi Ryhänen shares companies with 7 other people, including Juuso Antero Manninen, Markel Voit, Max Ingvar Åke Lindroos, JAMRIEMU OÜ, Maxlroos OÜ and 2 more.
Juha Kalevi Ryhänen is linked to 1 active companies including JJMM finalist OÜ.
Juha Kalevi Ryhänen holds 1 roles.founder position across 1 companies.
The earliest known registry record for Juha Kalevi Ryhänen is from 2025-12-22, when they were registered as roles.founder at JJMM finalist OÜ.