Person profile
Marcel Grzonka co-founded Volt Janmar Sp. z o.o. w likwidacji and has been on its board for 9 years. Total managerial experience: 8 years.
Management experience
Anchor company
Average tenure per company
Active board load
Profile type
Historical companies
Age
Founded companies
Position vs peers
Among 40 people (Pomorskie, 25-34)
Registry signals
Current and historical roles.
Companies total
1
1 active
Roles total
2
1 active
Years active
8 years and 7 months
First activity
September 20, 2017
Founded the company · VOLT Janmar Spółka z Ograniczoną Odpowiedzialnością w Likwidacji
Latest activity
January 16, 2026
Left the company - Wiceprezes zarządu · VOLT Janmar Spółka z Ograniczoną Odpowiedzialnością w Likwidacji
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Data from the Polish Central Register of Beneficial Owners (CRBR).
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Total: 0 · Active: 0