Overview
Rail Construction provides warranty and post-warranty servicing for rail-welding machines, including models K 355A, K920, K922-1, K1000, K1100 and K924, as well as KCM007 and KCM005 mobile units on Volvo chassis. The company supplies parts, diagnoses and repairs equipment on site or in its workshop, modifies software, installs and upgrades machines, carries out overhauls, and trains personnel.
- ul. Mikołajczyka 31, 41-200 Sosnowiec
Financials
Revenue history (in k)
Filing timeliness
3 of 6 financial statements were filed late (the longest delay 77 days for 2021).
- 202510/07/2026
- 202416/07/2025
- 202302/08/2024
- 202211/07/2023
- 202130/09/2022
- 202028/09/2021
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
Offer
- Rail welding machine servicing
- Supply of spare parts
- Software modification
- Machine installation and commissioning
- Fault diagnosis
- Machine repair
- Machine overhaul
- Staff training
Website technology
- Website
- WordPress
- Elementor
- Analytics and marketing
- Google Analytics
- Google Tag Manager
Authorized Representatives
Manner of representation
If a one-person management board is appointed, the company is represented independently by the sole member of the management board. If a multi-member management board is appointed, the company is represented by two members of the management board acting jointly or by one member of the management board jointly with a commercial proxy.
Ownership
| Owner | Shares | Share value | Stake |
|---|---|---|---|
Maciej Mateusz Karkulaage 35 | 6 | $810.37 | 6% |
Honorata Renata Rogalińska Karkulaage 57 | 94 | $12,695.84 | 94% |
Honorata Renata Rogalińska Karkula and Maciej Mateusz Karkula hold a combined 100% – the ownership structure indicates family control.
Beneficial owners
| Person | Rights |
|---|---|
Subsidiaries
| Name | Share value | Stake | ||
|---|---|---|---|---|
Techno-Spaw Polskasp. z o.o. | 1,337.12 USD | 99% |
Bank accounts
Registered as a VAT taxpayer on 2014-02-22.
Debt
No entries in the National Debtors Register (KRZ).
Public aid
| Grant date | Purpose | Gross amount | Granting body | |
|---|---|---|---|---|
| Jun 20, 2020 | Aid compensating for the negative economic consequences of COVID-19, granted in limited amounts | $280$280 | Prezes Zakładu Ubezpieczeń Społecznych | |
| May 30, 2020 | Aid compensating for the negative economic consequences of COVID-19, granted in limited amounts | $280$280 | Prezes Zakładu Ubezpieczeń Społecznych |
Competitors
| Name | Revenue | Website | ||
|---|---|---|---|---|
| Reinconsp. z o.o. | $3,466,729.89 | reincon.pl | ||
| Infracorrsp. z o.o. | $3,352,900.49 | infracorr.com.pl | ||
| Sztopkanelsp. z o.o. | $2,319,609.83 | sztopkanel.com.pl | ||
| Rikitsp. z o.o. | $2,048,667.48 | rikit.pl | ||
| Przedsiębiorstwo Remtorsp. z o.o. | $1,655,157.44 | remtor.com.pl | ||
| RAIL Terminalssp. z o.o. | $1,210,783.10 | railterminals.pl | ||
| Steelmontsp. z o.o. | $1,061,037.40 | steelmont.com.pl | ||
| Spaw Engineeringsp. z o.o. | $1,051,357.52 | spawengineering.pl | ||
| Sigma-Servicesp. z o.o. | $608,018.73 | sigma-service.pl | ||
| Rail Worksp. z o.o. | $184,615.37 | railwork.pl |
Change history
| Date | Event | |
|---|---|---|
| 2021-10-01 | Share capital increase (5,000.00 PLN → 50,000.00 PLN) | |
| 2021-02-04 | PKD change (Removed: 46.90.Z; Added: 38.11.Z) | |
| 2016-08-02 | Address change (Ul. Plac Kazimierza Wielkiego 11, 32-005, Niepołomice → Ul. Partyzantów 25f/5, 32-005, Niepołomice) | |
| 2016-08-02 | PKD change (Removed: 4 codes; Added: 3 codes) | |
| 2016-02-04 | Address change (Ul. 3 Maja 7a/4, 32-005, Niepołomice → Ul. Plac Kazimierza Wielkiego 11, 32-005, Niepołomice) |
FAQ
Last updated: 2026-07-15