S1 Developmentsp. z o.o.

Development of residential building projects

KRS: NIP:

Overview

Status
Active
Registry date
2026-04-20
Share capital
5 000,00 PLN
Registered address
ul. Aleja Grunwaldzka 1B, 98-200 Sieradz, Poland

Authorized Representatives

Paweł Arkadiusz Sobieraj – Management Board Member
Marcin Bogumił Romańczyk – Management Board Member
Martyna Kinga Sobieraj – President of the Management Board

Manner of representation

Each member of the management board is authorized to make declarations on behalf of the company independently.

Ownership

OwnerSharesShare valueStake
Marcin Bogumił Romańczykage 30
33$445.7133%
Martyna Kinga Sobierajage 31
34$459.2134%
Paweł Arkadiusz Sobierajage 54
33$445.7133%

Martyna Kinga Sobieraj and Paweł Arkadiusz Sobieraj hold a combined 67% – the ownership structure indicates family control.

Beneficial owners

Person

Debt

No entries in the National Debtors Register (KRZ).

Public aid

No public aid cases recorded in the last 10 years.

FAQ

Last updated: 2026-04-20