Investors
4 investorsAll
Early stage
Mid stage
Late stage
Mid stage· 3
Riku Kärkkäinen
Founder, Owner & CEO | FitVantaa – Finland’s Largest & Most Successful Gym | Owner, Scandinavian Wellness Group Oy | Optishake Oy | VTK Kiinteistöt Board Member | Gym Equipment Consultant | Gym Equipment Importer |
Investor, Member of the board
mid stage
3 investments
Apr 2023
Janne Puustinen
B2B Verkkosivustokumppanisi ⎸ +88 NPS ⎸ WordPress & Hubspot ⎸ Strategiasta ylläpitoon ➡️ Vähintään 2X investointi takaisin.
Early Stage Investor & Advisor
mid stage
5 investments
Aug 2022
Olli Martinheimo
Entrepreneur & Investor
mid stage
4 investments
Jun 2022
Investor geography1 country
Investor activity2022–2025 · investors recorded per year
Recent (last 2y)Earlier
Frequently asked questions
Who invested in Optishake?
Optishake has 4 investors on record on gritt.io, 3 mid-stage and 1 late-stage investors.
When did Optishake last raise funding?
The most recent investment in Optishake recorded on gritt.io was in November 2025.
When was Optishake founded?
Optishake was founded in 2019.
What industry is Optishake in?
Optishake operates in Wellness and Fitness Services. Find similar Wellness and Fitness Services investors on gritt.io.
Where is Optishake based?
Optishake is headquartered in Helsinki, Finland.
