Jacek Kamil Stefański

age 50

Currently 6 roles in 4 KRS entities.

Roles

EntityRole
GW Proinvest sp. z o.o.
  • President of the Management Board
Mazovia Power Group sp. z o.o.
  • President of the Management Board
since Feb 4, 2026
Przedsiębiorstwo Budownictwa Energetycznego Tech-Bud sp. z o.o.
  • Liquidator
  • Attorney-in-fact
  • Partner (90% of shares worth PLN 4,500)
since Aug 7, 2025
Assetline sp. z o.o.
  • Partner (10% of shares worth PLN 500)
since Aug 21, 2025

Connections graph

Change history

EventDetails
Company founded

President of the Management Board

Mazovia Power Group sp. z o.o.
Liquidation opened

Liquidator, President of the Management Board, Attorney-in-fact, Partner. Resolution of the partners No. 1/2025 on the dissolution of the company dated 18.08.2025. Liquidator: Alexander Mateusz Stefański, Jacek Kamil Stefański.

Przedsiębiorstwo Budownictwa Energetycznego Tech-Bud sp. z o.o.
Role changed

President of the Management Board → Liquidator

Przedsiębiorstwo Budownictwa Energetycznego Tech-Bud sp. z o.o.
Company founded

Partner (10% of shares worth PLN 500)

Assetline sp. z o.o.
Company founded

President of the Management Board, Partner (90% of shares worth PLN 4,500)

Przedsiębiorstwo Budownictwa Energetycznego Tech-Bud sp. z o.o.

Risk signals

SignalDetails
Politically exposed person (PEP)
None
Person on a sanctions list
None
Bankruptcy or restructuring
None
Liquidation
Sanctions list
None
Inactive entity
None

Connected people

Person
Alexander Mateusz Stefańskiage 32
Rafał Zarębaage 46