What is the main business of J.R. Build&Install?

The main business activity of J.R. Build&Install focuses on plastering.

When was the company founded?

The company was registered in the Polish National Court Register (KRS) on December 11, 2024.

Where is the headquarters located?

The headquarters is located at: ul. Konstantego Ildefonsa Gałczyńskiego 4, 00-362 Warszawa.

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 December 5, 2024 to December 31, 2025.

What revenue was generated?

In 2025, the company's revenue reached $16,450.

No, the company recorded a net loss of $2,560 in 2025.

What is the main operating cost?

The largest operating cost category falls under materials and energy. This category amounted to $8,463 in 2025, representing 45% of all operating expenses.

J.R. Build&Installsp. z o.o.

Plastering

KRS: NIP: REGON:

Overview

Status

Active

Registry date

2024-12-11

Share capital

5,000.00 PLN

Registered address

ul. Konstantego Ildefonsa Gałczyńskiego 4/901, 00-362 Warszawa, Poland

Financials

From the notes

Contingent liabilities

Filing timeliness

The financial statement for 2025 was filed on time.

202514/07/2026

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 · Plastering176 / 193

Top 91%

Division · Specialised construction activities9,849 / 11,024

Top 89%

Sector · Construction15,048 / 17,120

Top 88%

City · Warszawa46,524 / 56,967

Top 82%

Voivodeship · Mazowieckie64,182 / 77,130

Top 83%

Country · Poland252,362 / 297,932

Top 85%

Results vs industry

Revenue

This companyUSD 16.45kMedianUSD 121.33kAverageUSD 516.63k

Net profit

This companyUSD -2.56kMedianUSD 6.37kAverageUSD 39.25k

Operating costs

This companyUSD 19.01kMedianUSD 102.09kAverageUSD 465.95k

Assets

This companyUSD 2.71kMedianUSD 75.40kAverageUSD 305.03k

Industry

Authorized Representatives

Jarosław Majchrzak – President of the Management Board

Rafał Majchrzak – Management Board Member

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
Jarosław Majchrzakage 28	50	$675.31	50%
Rafał Majchrzakage 54	50	$675.31	50%

Jarosław Majchrzak and Rafał Majchrzak hold a combined 100% – the ownership structure indicates family control.

Beneficial owners

Person	Rights

Bank accounts

Registered as a VAT taxpayer on 2024-12-21.

PKO Bank Polski
20 1020 3916 0000 0202 0371 3229

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
Elstuksp. z o.o.	$8,655,355.36	elstuk.pl
Dombkasp. z o.o. + limited partnership	$5,539,917.03	dombka.pl
Budowlano-Dekarskie Przedsiębiorstwo M+Dsp. z o.o.	$3,705,252.56	bdpmirski.pl
Maskulanis Nieruchomości i Budownictwosp. z o.o.	$442,854.97	maskulanis.pl
Square Interiorssp. z o.o.	$23,134.72	insquare.pl
Centrum Klimsp. z o.o.	$13,541.16	centrumklim.pl
Link-Techsp. z o.o.	$12,817.51	link-tech.pl
Autorootarchitectsp. z o.o.	$12,497.31	araspzoo.com
Alpin Groupsp. z o.o.	$0.00	alpin-group.pro
Smolnik E. i B. Smolnik i Wspólnicysp. j.	–	smolnik.com.pl