Mazowiecka Grupa Inwestycyjnasp. z o.o.
Business and other management consultancy activities
Overview
Mazowiecka Grupa Inwestycyjna is an investment holding company that develops innovative projects in various sectors. It invests in high-growth potential ventures, including SecCore.io, which provides IT security solutions such as security audits and penetration testing, and Devnova.pl, which offers tools for improving construction project management from conception to execution.
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 2023-08-01. Active
60 1020 1055 0000 9102 0560 8056
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 |
|---|---|---|---|
Mariusz Siemiradzki (46) | 50 | $675.31 | 50% |
Paweł Siemiradzki (33) | 50 | $675.31 | 50% |
Mariusz Siemiradzki and Paweł Siemiradzki hold a combined 100% – the ownership structure indicates family control.
Beneficial owners
| Person | Rights | |
|---|---|---|
Mariusz Siemiradzki (46)  | Shareholder of a limited liability company, 2500.0 PLN | |
Paweł Siemiradzki (33) | Shareholder of a limited liability company, 2500.0 PLN |
Competitors
| Name | Revenue | Website | ||
|---|---|---|---|---|
| AM Supportsp. z o.o. | $57,121.97 | amsupport.pl | ||
| DFIsp. z o.o. | $57,504.90 | dfi.com.pl | ||
| Kucharski InvestmentS.K.A. | $44,626.46 | kucharski-investment.pl | ||
| Invico Groupsp. z o.o. | $37,155.69 | invico.pl | ||
| Grupa Silesia Konsultingsp. z o.o. | $36,210.32 | grupasilesia.pl | ||
| Grupa AmbS.A. | $18,203.31 | grupaamb.com | ||
| INWI Holdingsp. z o.o. | $12,055.54 | inwi.com.pl | ||
| Graal Investmentsp. z o.o. | $3,495.75 | graalinvestment.eu | ||
| Quantitussp. z o.o. | $2,405.79 | quantitus.pl |
Change history
| Date | Event | |
|---|---|---|
| 2024-04-30 | Business resumed | |
| 2023-10-31 | Business suspended | |
| 2022-11-07 | Entered in the register |
FAQ
Last updated: 2026-08-03