Person profile
Marek Tarnowski has been associated with Solid Work Service 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 9 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
Active business scale
Companies wound up
Age
Founded companies
Position vs peers
Among 162 people (Poznań, 55-64)
Current and historical roles.
Companies total
11
3 active
Roles total
22
5 active
Years active
19 years and 10 months
First activity
October 26, 2006
Founded the company · Solid Investment
Latest activity
January 19, 2026
Left the company - Członek organu · ERK Marek Tarnowski
Selected highlights - full list on the Companies tab.
Marek Jan Tarnowski is listed in the Polish National Court Register (KRS) as Member / Partner at Humener Sp. z o.o. 22 roles across 11 entities are on record. Time served on company bodies: 19 years and 10 months.
Marek Jan Tarnowski currently holds roles at: Solid WORK Service Sp. z o.o., Humener Sp. z o.o., ERK Sp. z o.o. The full list, with appointment and termination dates, is on the Companies tab.
The current role is Member / Partner at Humener Sp. z o.o., taken directly from the KRS register.
Most recent registry entries - full timeline on the History tab.
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13 people named Marek Jan Tarnowski appear in the Polish KRS register. These are separate individuals — tell them apart by city, current roles and linked companies.
The first entry for this person dates from October 26, 2006 — 19 years and 10 months ago.
13 people named Marek Jan Tarnowski appear in the KRS register. Each has a separate profile — they are different individuals who happen to share a name.
Data from the Polish Central Register of Beneficial Owners (CRBR).
Companies and people connected to Marek Jan Tarnowski - click any node to open its profile.
Total: 5 · Active: 5