Person profile
Marcin Sęk has held management roles for 11 years across multiple companies.
Management experience
Average tenure per company
Active board load
Profile type
Historical companies
Age
Founded companies
Position vs peers
Among 428 people (Warszawa, 35-44)
Current and historical roles.
Companies total
10
0 active
Roles total
11
0 active
Years active
18 years and 6 months
First activity
November 2, 2007
Joined the company - Członek zarządu · Forum Młodych Dyplomatów
Latest activity
September 29, 2025
Left the company - Prezes zarządu · Fundacja Heritage AND Future
Selected highlights - full list on the Companies tab.
Most recent registry entries - full timeline on the History tab.
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Data from the Polish Central Register of Beneficial Owners (CRBR).
Companies and people connected to Marcin Sęk - click any node to open its profile.
Total: 10 · Active: 10
+2 more companies not shown.