What is the main business of Marstone?

The main business activity of Marstone focuses on other building completion and finishing.

When was the company founded?

The company was registered in the Polish National Court Register (KRS) on February 24, 2025.

Where is the headquarters located?

The headquarters is located at: Szafirowa 19, 05-090 Podolszyn Nowy.

Who is on the management board?

The management board includes Damian Marszałek (Member of the Management Board).

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 February 24, 2025 to December 31, 2025.

What was the revenue?

The company reported a revenue of USD 890,896 in 2025.

Yes, the company recorded a net profit of USD 202,579 in 2025.

What is the main operating cost?

The largest operating cost category falls under materials and energy. This category amounted to USD 572,834 in 2025, representing 86% of all operating expenses.

Marstonesp. z o.o.

Other building completion and finishing

KRS: NIP: REGON:

Overview

Status

Active

Registry date

2025-02-24

Share capital

5,000.00 PLN

Registered address

Szafirowa 19, 05-090 Podolszyn Nowy, Poland

Electronic delivery address

AE:PL-33859-49395-JCFRJ-33

Financials

From the notes

Current income tax (CIT due)

$20,167

Filing timeliness

The financial statement for 2025 was filed on time.

202508/06/2026

Filed on timeDelayFiling deadline

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

Statistics

How the company ranks by revenue within its industry, city, voivodeship and across Poland in 2025.

Industry · Other building completion and finishing64 / 360

Top 18%

Division · Specialised construction activities3,299 / 11,027

Top 30%

Sector · Construction5,894 / 17,120

Top 34%

Voivodeship · Mazowieckie24,155 / 77,137

Top 31%

Country · Poland95,871 / 297,935

Top 32%

Results vs industry

Revenue

This companyUSD 890.90kMedianUSD 103.36kAverageUSD 1.27m

Net profit

This companyUSD 202.58kMedianUSD 4.42kAverageUSD 50.85k

Operating costs

This companyUSD 664.78kMedianUSD 85.53kAverageUSD 1.19m

Assets

This companyUSD 518.52kMedianUSD 44.98kAverageUSD 748.20k

Industry

Authorized Representatives

Małgorzata Anna Marszałek – Management Board Member

Damian Marszałek – Management Board Member

Manner of representation

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

Ownership

Owner	Shares	Share value	Stake
Damian Marszałekage 38	80	$1,080.50	80%
Małgorzata Anna Marszałekage 36	20	$270.12	20%

Damian Marszałek and Małgorzata Anna Marszałek hold a combined 100% – the ownership structure indicates family control.

Beneficial owners

Person	Rights

Bank accounts

Registered as a VAT taxpayer on 2025-04-11.

mBank
16 1140 2004 0000 3602 8563 9949

Debt

No entries in the National Debtors Register (KRZ).

Public aid

Grant date	Purpose	Gross amount	Granting body
Oct 19, 2026	De minimis aid (in accordance with Commission Regulation 2023/2831)	––	Prezes Banku Gospodarstwa Krajowego

Competitors

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Geobud Plsp. z o.o.	$932,827.27	geobudpl.pl
Energy Plussp. z o.o.	$868,191.07	energyplus.com.pl
Aries Consultingsp. z o.o.	$851,109.18	ariesconsulting.pl
PRW Serwissp. z o.o.	$540,647.13	prwserwis.pl
JR Partnerzysp. z o.o.	$389,219.45	jrpartnerzy.pl
Wimaks Investmentsp. z o.o.	$187,266.13	wimaks.eu