MJM Systemsp. z o.o.
Realization of building projects related to erection of buildings
Overview
MJM System delivers construction projects for companies, developers and public institutions, providing general contracting, office fit-outs and commercial construction services. The company provides technical maintenance for residential communities and commercial properties, including daily building-systems support, emergency response, inspections and servicing. It also carries out adaptations and modernisations of offices, service premises and shared property areas, from installations through to furniture and detail fitting.
Financials
Revenue history (in k)
Filing timeliness
3 of 4 financial statements were filed late (the longest delay 164 days for 2023).
- 202515/07/2026
- 202406/10/2025
- 202326/12/2024
- 202221/07/2023
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, region and across Poland in 2025.
Results vs industry
Industry
- Building completion and finishing (43.3)
Public procurement
1 tender recorded as contractor, with a total value of $20,715.
| Publication date | Subject | Amount | Contracting authority | |
|---|---|---|---|---|
| Feb 1, 2024 | Acoustic adaptation of instrumental music classrooms | $20,715$20,715 | Zespół Państwowych Szkół Muzycznych Nr 4 Im. Karola Szymanowskiego w Warszawie |
Authorized Representatives
Manner of representation
Each member of the management board is authorised to make declarations of will on behalf of the company independently.
Ownership
| Owner | Shares | Share value | Stake |
|---|---|---|---|
Julian Stefan Świętochowski (32) | 40 | $540.25 | 40% |
Mateusz Jan Świętochowski (40) | 20 | $270.12 | 20% |
Others | 40 | $540.25 | 40% |
The articles of association require company consent for share transfers.
Julian Stefan Świętochowski and Mateusz Jan Świętochowski hold a combined 60% – the ownership structure indicates family control.
Beneficial owners
| Person | Rights |
|---|---|
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 | ||
|---|---|---|---|---|
| M&S Developmentsp. z o.o. | $2,594,043.70 | ms-development.com.pl | ||
| MAG Inwestsp. z o.o. | $2,517,518.25 | maginwest.pl | ||
| Mds-Homesp. z o.o. | $1,990,089.55 | mds-budownictwo.pl | ||
| 2MJsp. z o.o. | $1,918,693.13 | 2mj.com.pl | ||
| OK InvestmentS.A. | $1,721,445.01 | okinvestment.pl | ||
| KEY Constructionsp. z o.o. | $1,040,535.32 | keyconstruction.pl | ||
| RMS Inwestycjesp. z o.o. | $794,744.02 | rmsinwestycje.pl | ||
| MRM Investmentsp. z o.o. | $628,086.39 | mrminvestment.pl | ||
| MDJ Projectsp. z o.o. | $595,380.20 | mdjproject.pl | ||
| CSWMsp. z o.o. | $489,486.27 | cswm.com.pl |
Change history
| Date | Event | |
|---|---|---|
| 2024-12-27 | Address change (Ul. Mickiewicza 10, 05-071, Sulejówek → Ul. Bukowiecka 92, 03-893, Warszawa) | |
| 2022-07-06 | Name change (Mjm Zakręt → Mjm System) | |
| 2022-06-08 | Address change (Ul. Polanki 10/1, 05-074, Hipolitów → Ul. Mickiewicza 10, 05-071, Sulejówek) | |
| 2022-06-08 | PKD change (Removed: 43.29.Z, 68.31.Z; Added: 64.99.Z, 77.11.Z) | |
| 2021-12-29 | Entered in the register |
FAQ
Last updated: 2026-10-07