Overview
K44 is a real estate development company that offers single-family homes and luxury apartments in Warsaw and its surroundings. It manages the entire project cycle, including land acquisition, financing organization, construction, and commercialization. The company features various projects such as Eco Vill, Azzurro, and Willa Fiore, focusing on stylish and functional residential buildings.
Industry
Bank accounts
Registered as a VAT taxpayer on 2025-07-09. Active
36 1140 2004 0000 3902 8590 3379
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
In the case of a one-person management board, the member of the management board makes declarations on behalf of the company. In the case of a management board consisting of two or more persons, joint action by two members of the management board or by one member of the management board jointly with a commercial proxy is required to make declarations on behalf of the company.
Ownership
| Owner | Shares | Share value | Stake |
|---|---|---|---|
Modernbau S Sp. z o.o. | 99 | $1,350.62 | 100% |
Beneficial owners
| Person | Rights | |
|---|---|---|
Marcin Kowalczyk (48)  | Posiada 30% udziałów w spółce modernbau s sp. z o.o., która posiada 98% udziałów w zgłaszanej spółce | |
Mateusz Filip Mikołajczyk (50) | Posiada 35% udziałów w spółce modernbau s sp. z o.o., która posiada 98% udziałów w zgłaszanej spółce | |
Wojciech Jacek Rakowski (51) | Posiada 35% udziałów w spółce modernbau s sp. z o.o., która posiada 98% udziałów w zgłaszanej spółce |
Competitors
| Name | Revenue | Website | ||
|---|---|---|---|---|
| Nowa Budsp. z o.o. | $3,114,393.86 | nowa-bud.pl | ||
| Dwell Well ConstructionS.A. | $2,591,475.65 | dwc.com.pl | ||
| MS Waryński DevelopmentS.A. | $1,111,996.73 | warynski.pl | ||
| 4 Building 1sp. z o.o. | $290,166.43 | 4building.eu | ||
| AWNsp. z o.o. | $204,644.13 | awn.pl | ||
| Quatro Developmentsp. z o.o. | $130,159.02 | quatro-development.pl | ||
| Abre Development IIsp. z o.o. | $5,686.99 | abredevelopment.pl | ||
| Domwilsp. z o.o. | $3,052.09 | domwil.pl | ||
| Abre Development IIIsp. z o.o. | $204.71 | abredevelopment.pl | ||
| CUBE Estatessp. z o.o. | $0.05 | cubeestates.pl |
Change history
| Date | Event | |
|---|---|---|
| 2026-04-24 | Name change (K44 Sp. Z O.o. → Modernbau F) | |
| 2025-06-27 | Entered in the register |
FAQ
Last updated: 2026-09-23