Overview
Status
Active
Registry date
2018-09-05
Share capital
5,000.00 PLN
Registered address
ul. Jana Pawła II 104, 42-300 Myszków, Poland
Website
Email
Electronic delivery address
AE:PL-45878-85680-EITHH-22
Financials
Revenue history
Filing timeliness
Financial statements were filed on time, on average 33 days early.
- 202518/06/2026
- 202418/06/2025
- 202326/06/2024
- 202207/07/2023
- 202101/07/2022
- 202002/07/2021
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.
Industry
Authorized Representatives
Krzysztof Adam Jakubczakage 63 – Management Board Member
Bartosz Krzysztof Jakubczakage 40 – Management Board Member
Manner of representation
Each member of the management board is authorized to represent the company externally, make declarations on its behalf and conduct its affairs independently.
Ownership
| Owner | Shares | Share value | Stake |
|---|---|---|---|
| 50 | $675.31 | 50% | |
Krzysztof Adam Jakubczakage 63 | 50 | $675.31 | 50% |
Bartosz Krzysztof Jakubczak and Krzysztof Adam Jakubczak hold a combined 100% – 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 | ||
|---|---|---|---|---|
| Pomorskie Przedsiębiorstwo Mechaniczno-Torowesp. z o.o. | $283,761,782.56 | ppmt.pl | ||
| Kolejowe Zakłady AutomatykiS.A. | $19,021,730.10 | kzasa.pl | ||
| ElektrolineBranch (foreign co.) | $8,605,855.25 | elektroline.cz | ||
| Przedsiębiorstwo Inżynieryjne Socarsp. z o.o. + limited partnership | $6,595,961.35 | socar.com.pl | ||
| Przedsiębiorstwo Budowlane Meltorsp. z o.o. | $4,658,914.11 | meltor.pl | ||
| Laubressp. z o.o. | $1,378,537.51 | laubres.com | ||
| Laubres Railsp. z o.o. | $1,378,537.51 | laubres.com | ||
| Trabot Automatykasp. z o.o. | $184,244.72 | trabot.pl | ||
| Wodmel S. Przesmyckisp. k. | $110,041.54 | wodmel.eu | ||
| RAIL Buildingsp. z o.o. | – | railbuilding.pl |
FAQ
The main business activity of JKB focuses on construction of railways and underground railways.
The company was registered in the Polish National Court Register (KRS) on September 5, 2018.
The headquarters is located at: ul. Jana Pawła Ii 104, 42-300 Myszków.
The management board consists of: Krzysztof Adam Jakubczak (Member of the Management Board) and Bartosz Krzysztof Jakubczak (Member of the Management Board).
The share capital of the company is PLN 5,000 (approx. $1,351).
The latest available financial statement covers the period from January 1, 2025 to December 31, 2025.
Last updated: 2026-06-19