Overview
Protostahl is involved in the manufacturing of steel constructions, specifically producing bridge components and assembly structures. They utilize their knowledge, experience, and carefully selected manufacturing facilities to achieve optimal results.
Financials
Revenue history (in k)
Data and insights are generated automatically based on financial statements and may contain errors. This analysis is for informational purposes only and does not constitute an official assessment of the company's credibility or business advice.
Statistics
How the company ranks by revenue within its industry, region and across Poland in 2025.
Results vs industry
Industry
Bank accounts
Registered as a VAT taxpayer on 2018-08-01. Active
47 2910 0006 0000 0000 0121 7174- 80 2910 0006 0000 0000 0170 5266
08 1940 1076 3197 1009 0000 0000
Debt
No entries in the National Debtors Register (KRZ). No proceedings in KRZ
Public aid
No public aid cases recorded in the last 10 years.
Tenders
No recorded participation in tenders.
Authorized Representatives
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 |
|---|---|---|---|
Jan Kazimierz Kozarzewski (71) | 10 | $2,701.24 | 100% |
Beneficial owners
| Person | Rights | |
|---|---|---|
Jan Kazimierz Kozarzewski (71)  | Shareholder of a limited liability company, 10000.0 PLN |
Competitors
| Name | Revenue | Website | ||
|---|---|---|---|---|
| JK Polskasp. z o.o. | $5,553,231.93 | jkpolska.pl | ||
| PT Steelsp. z o.o. | $3,343,123.25 | ptsteel.eu | ||
| Centrostal Produkcjasp. z o.o. | $2,299,052.69 | centrostalprodukcja.pl | ||
| Stalcraftsp. z o.o. | $2,167,764.00 | stalcraft.eu | ||
| Praktonsp. z o.o. | $2,168,580.99 | prakton.pl | ||
| Bestahalesp. z o.o. | $1,582,018.04 | besta-hale.pl | ||
| Pro-Montsp. z o.o. | $1,489,709.12 | pro-mont.pl | ||
| Firma Produkcyjno-Usługowo-Handlowa Tar-Stal J. i J. Kawasp. j. | $1,480,659.03 | tarstal.pl | ||
| Zakład Konstrukcji Stalowych Almetsp. z o.o. | $1,014,824.72 | almet-konstrukcje.pl | ||
| ASAGsp. z o.o. | $818,344.75 | besta-hale.pl |
Change history
| Date | Event | |
|---|---|---|
| 2020-08-18 | Address change (Al. Grunwaldzka 411/Aurum P.v, 80-309, Gdańsk → Al. Grunwaldzka 413/422, 80-309, Gdańsk) | |
| 2018-07-20 | Entered in the register |
FAQ
Last updated: 2026-07-17