Overview
M + M Inwestyn is a company that specializes in fire protection services, including fireproofing of steel structures, reinforced concrete ceilings, and wooden constructions. They also provide anti-corrosion protection and thermal and moisture insulation using spray methods. The company serves various industries, including oil, energy, gas, construction, and shipbuilding.
Financials
The financial statement for 2025 has not yet been filed with the Financial Document Repository (past deadline).
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 2024.
Results vs industry
Industry
Bank accounts
Registered as a VAT taxpayer on 2017-04-19. Active
10 1090 2473 0000 0001 1854 4272
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.
Regulatory authorisations
| Authority | Type | Status | |
|---|---|---|---|
 BDO | BDO register entry | Active |
Authorized Representatives
Manner of representation
Each member of the management board or a commercial proxy is authorised to make declarations of will on behalf of the company independently.
Ownership
| Owner | Shares | Share value | Stake |
|---|---|---|---|
Michał Waldemar Mamzerowski (42) | 240 | $6,482.98 | 60% |
Maciej Rosiński (45) | 160 | $4,321.99 | 40% |
Beneficial owners
| Person | Rights |
|---|---|
Michał Waldemar Mamzerowski (42)  | Shareholder of a limited liability company, 24000.0 PLN |
Maciej Rosiński (45) | Shareholder of a limited liability company, 16000.0 PLN |
Competitors
| Name | Revenue | Website | |
|---|---|---|---|
| Mar-Best Techsp. z o.o. | $622,207.55 | marbest.pl | |
| ENAXsp. z o.o. | $597,020.36 | enax.pl | |
| Bygger Polskasp. z o.o. | $386,965.13 | byggerpolska.pl | |
| Piomorsp. z o.o. | $351,871.06 | paleniepodwodne.pl | |
| SP-1sp. z o.o. | $295,418.46 | sp-1.pl | |
| Protec Systemsp. z o.o. | $229,172.45 | protecsystem.eu | |
| APWsp. z o.o. | $225,630.73 | apw.rzeszow.pl | |
| Meiso-Constructionsp. z o.o. | $221,081.79 | meiso-construction.com | |
| M.K.R.sp. z o.o. | $218,307.59 | mk-r.pl | |
| Hydro Projektsp. z o.o. | $159,642.94 | osuszanie-budynkow.net |
Change history
| Date | Event |
|---|---|
| 2024-04-04 | Address change (Leszczyńskiego 4/25, 50-078, Wrocław → Ul. Stabłowicka 118, 54-062, Wrocław) |
| 2024-04-04 | PKD change (Removed: 33.20.Z, 38.11.Z, 39.00.Z, 41.20.Z, 46.14.Z, 46.15.Z, 46.76.Z, 46.90.Z, 68.10.Z, 68.20.Z, 77.12.Z, 77.32.Z, 77.39.Z, 81.29.Z, 85.59.B, 95.11.Z, 95.12.Z) |
| 2012-09-03 | Address change (Boh.westerplatte 52/11, 65-078, Zielona Góra → Leszczyńskiego 4/25, 50-078, Wrocław) |
| 2012-09-03 | Name change (Inwestyn Społka Z Ograniczoną Odpowiedzialnością → M + M Inwestyn) |
| 2012-09-03 | PKD change (Removed: 45.32.Z, 46.12.Z, 46.13.Z, 46.37.Z, 46.71.Z, 46.77.Z, 47.19.Z, 47.30.Z, 49.20.Z, 49.41.Z, 49.50.A, 50.20.Z, 52.10.A, 52.10.B, 52.21.Z; Added: 33.20.Z, 38.11.Z, 39.00.Z, 41.20.Z, 42.9, 43.99.Z, 46.14.Z, 46.15.Z, 46.66.Z, 46.73.Z, 46.75.Z, 46.76.Z, 68.10.Z, 68.20.Z, 71.12.Z, 71.20.B, 77.11.Z, 77.12.Z, 77.32.Z, 77.39.Z, 81.29.Z, 85.59.B, 93.1, 93.29.Z, 95.11.Z, 95.12.Z) |
FAQ
Last updated: 2026-04-22