What is the main business of KJL Budowy?

The main business activity of KJL Budowy focuses on building works related to erection of residential and non-residential buildings.

When was the company founded?

The company was registered in the Polish National Court Register (KRS) on July 3, 2023.

Where is the headquarters located?

The headquarters is located at: ul. Bukowa 11, 09-402 Płock.

Who is on the management board?

The management board consists of: Janusz Leszczyński (President of the Management Board).

What is the share capital?

The share capital of the company is PLN 50,000 (approx. $13,506).

What period do the latest financial data cover?

The latest available financial statement covers the period from January 1, 2025 to December 31, 2025.

How much revenue was generated?

In 2025, the company generated total revenue of $195,530, representing a decrease of 44.4% compared to 2024.

Yes, the company recorded a net profit of $60,952 in 2025, meaning the company decreased its profit by 60.9%.

What is the largest operating cost?

The largest operating cost category falls under cost of goods and materials sold. This category amounted to $81,963 in 2025, representing 65% of all operating expenses.

KJL Budowysp. z o.o.

Building works related to erection of residential and non-residential buildings

KRS: NIP: REGON:

Overview

Status

Active

Registry date

2023-07-03

Share capital

50,000.00 PLN

Registered address

ul. Bukowa 11, 09-402 Płock, Poland

Electronic delivery address

AE:PL-56995-11240-CRDCG-29

Financials

Revenue history (in k)

Filing timeliness

Financial statements were filed on time, on average 34 days early.

202518/06/2026
202403/06/2025
202311/06/2024

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 · Building works related to erection of residential and non-residential buildings6,313 / 12,197

Top 52%

Division · Construction of buildings13,155 / 27,290

Top 48%

Sector · Construction14,614 / 30,475

Top 48%

City · Płock422 / 737

Top 57%

Voivodeship · Mazowieckie42,071 / 77,210

Top 54%

Country · Poland166,791 / 298,279

Top 56%

Results vs industry

Revenue

This companyUSD 195.53kMedianUSD 215.48kAverageUSD 1.91m

Net profit

This companyUSD 60.95kMedianUSD 6.03kAverageUSD 102.36k

Operating costs

This companyUSD 125.20kMedianUSD 183.81kAverageUSD 1.74m

Assets

This companyUSD 91.23kMedianUSD 320.09kAverageUSD 2.45m

Industry

Authorized Representatives

Janusz Leszczyńskiage 53 – 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

Owner	Shares	Share value	Stake
Katarzyna Leszczyńskaage 54	90	$12,155.59	90%
Janusz Leszczyńskiage 53	10	$1,350.62	10%

Katarzyna Leszczyńska and Janusz Leszczyński hold a combined 100% – the ownership structure indicates family control.

Beneficial owners

Person	Rights

Bank accounts

Registered as a VAT taxpayer on 2023-07-13.

PKO Bank Polski
21 1020 3974 0000 5002 0423 3003

Debt

No entries in the National Debtors Register (KRZ).

Public aid

No public aid cases recorded in the last 10 years.

Regulatory authorisations

Authority	Type	Status
BDO	BDO register entry	Active

Competitors

Name	Revenue	Website
Inwestycje Miejskiesp. z o.o.	$2,075,755.32	inwestycjemiejskie.pl
TEN Domsp. z o.o.	$196,990.97	tendom.eu
TREE Domsp. z o.o.	$196,023.51	tree.com.pl
DAB Instalacjesp. z o.o.	$202,079.14	dabinstalacje.pl
Hydrobudowa - 6S.A.	$197,581.59	hb6.pl
Lepszy Dom Polskasp. z o.o.	$180,390.94	lepszydom.com
DSA Nieruchomościsp. z o.o.	$175,245.55	dsanieruchomosci.pl
HUS Developmentsp. z o.o.	$172,896.71	husdevelopment.pl
Ultralam-Polskasp. z o.o.	$162,567.95	ultra-koncept.eu
Tekobudsp. z o.o.	$2,388.86	tekobud.com