Person profile
Jun Mu has been associated with "efc Poland" Sp. z o.o. since the company was founded and is among its founders. He has stayed on the board and has held a management role for 18 years. This continuity suggests strong trust from the current owners and tangible value he brings to the company.
Management experience
Anchor company
Average tenure per company
Active board load
Profile type
Historical companies
Age
Founded companies
Position vs peers
Among 880 people (Warszawa, 55-64)
Registry signals
Current and historical roles.
Companies total
12
5 active
Roles total
21
8 active
Years active
22 years and 7 months
First activity
September 26, 2003
Founded the company · A-mainland Spółka z Ograniczoną Odpowiedzialnością
Latest activity
January 8, 2026
Left the company - Wspólnik · Jimmy Technology Supply Chain Spółka z Ograniczoną Odpowiedzialnością
Selected highlights - full list on the Companies tab.
Most recent registry entries - full timeline on the History tab.
2026
8 stycznia 2026
Leaves the role of Prezes Zarządu and divests shares
Jimmy Technology Supply ChainRate business credibility - Jun Mu.
No ratings
Data from the Polish Central Register of Beneficial Owners (CRBR).
Companies and people connected to Jun Mu - click any node to open its profile.
Total: 8 · Active: 8