What is the main business of Stratum?

The main business activity of Stratum focuses on realization of building projects related to erection of buildings.

When was the company founded?

The company was registered in the Polish National Court Register (KRS) on May 31, 2021.

Where is the headquarters located?

The headquarters is located at: ul. Stefana Żeromskiego 20, 84-150 Hel.

What is the share capital?

The share capital of the company is PLN 5,000 (approx. $1,351).

What period do the latest financial data cover?

The latest available financial statement covers the period from January 1, 2024 to December 31, 2024.

Is the company profitable?

Yes, in 2024 the company achieved a net profit of $0.

Stratumsp. z o.o.

Realization of building projects related to erection of buildings

KRS: NIP: REGON:

Overview

Status

Active

Registry date

2021-05-31

Share capital

5,000.00 PLN

Registered address

ul. Stefana Żeromskiego 20/3b, 84-150 HEL, Poland

Financials

Only balance sheet data (assets and liabilities) is available. The income statement (P&L) is not available in the source filing for this period.

Total Assets

1.25k

0.0% vs 2023

Revenue history

Filing timeliness

No financial statement for 2025 – the filing deadline has passed. 3 of 4 financial statements were filed late (the longest delay 563 days for 2021).

2025not filed
202427/06/2026
202314/09/2025
202223/04/2023
202129/01/2024

Filed on timeDelayFiling deadline

The statements for 2021 report only zeros (no activity).

Data and insights are generated automatically from financial statements – they may contain errors and are neither a credit assessment nor business advice.

Industry

Authorized Representatives

Jacek Ostaszewski – President of the Management Board

Manner of representation

In the case of a one-person management board, the member of the management board makes declarations on behalf of the company. In the case of a management board consisting of two or more persons, joint action by two members of the management board or by one member of the management board jointly with a commercial proxy is required to make declarations on behalf of the company.

Ownership

Owner	Shares	Share value	Stake
Jacek Ostaszewskiage 56	100	$1,350.62	100%

Beneficial owners

No beneficial owners recorded for the company Stratum.

Debt

No entries in the National Debtors Register (KRZ).

Public aid

No public aid cases recorded in the last 10 years.

Competitors

Name	Revenue	Website
Inwest-Hel Kuźmińskisp. k.	$2,421,688.17	inwest-hel.pl
NOOK Budownictwosp. z o.o.	$1,974,670.95	nookinvest.pl
Inwest-Helsp. z o.o.	$329,680.57	inwest-hel.pl
JK Inwest-Helsp. z o.o.	$0.00	inwest-hel.pl
Apinwestsp. z o.o.	$0.00	apinwest.pl
NOOKsp. z o.o.	$0.00	nookinvest.pl
Pomorskie Centrum Tenisasp. z o.o.	–	pctenis.pl
NOOK Jbsp. z o.o.	–	nookinvest.pl
NOOK Mmsp. z o.o.	–	nookinvest.pl
NOOK Resp. z o.o.	–	nookinvest.pl

Change history

Date	Event
2024-01-30	Address change (20/3b, 84-150, Hel → Ul. Stefana Żeromskiego 20/3b, 84-150, Hel)
2021-05-31	Entered in the register

FAQ

Last updated: 2026-10-04