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Juha Tapani Rantala

Confidential Clerk, Ruka Extreme Oy

FI4 active roles

Overview Companies & roles Network

Companies & roles

Active roles

4 positions

Company	Role	Period	Ownership	Status
Ruka Extreme Oy CVR 1825696-0	OtherConfidential Clerk	Since 2003	—	Active
Lumichip Oy CVR 2299859-6	OtherConfidential Clerk	Since 2016	—	Active
Pibond Oy CVR 2621795-3	BoardBoard of Directors	Since 2018	—	Active
Olio Robotics Oy CVR 3568296-1	BoardChairperson	Since 2025	—	Active

Historical roles

4 positions

Company	Role	Period	Ownership	Status
Lumifox Oy CVR 2285591-5	OtherConfidential Clerk	2009 – 2023	—	Active
Inkron Oy CVR 2546704-5	BoardBoard of Directors	2025 – 2026	—	Active
Testi Technologies Oy CVR 3144939-6	BoardBoard of Directors	2021 – 2023	—	Active
MAKI.VC FUND II Ky CVR 3163071-8	OtherSilent partner	2022 – 2022	—	Active

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