Overview
Z3 Group is an independent consultancy based in Poland that specializes in the energy sector. The company provides services such as energy cost optimization, electricity and natural gas contracting, and legal support related to energy matters. Additionally, Z3 Group offers comprehensive photovoltaic services, including needs analysis and documentation preparation.
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 2020-10-26. Active
23 1160 2202 0000 0004 7698 0042
Debt
No entries in the National Debtors Register (KRZ). No proceedings in KRZ
Public aid
| Grant date | Purpose | Gross amount | Granting body | |
|---|---|---|---|---|
| Mar 31, 2026 | De minimis aid (in accordance with Commission Regulation 2023/2831) | $16,856$16,856 | Prezes Banku Gospodarstwa Krajowego | |
| Jan 12, 2023 | De minimis aid (in accordance with Commission Regulation No 1407/2013 or earlier) | $8,250$8,250 | Prezes Banku Gospodarstwa Krajowego |
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 |
|---|---|---|---|
Katarzyna Agnieszka Zastawna (50) | 50 | $1,350.62 | 50% |
Jakub Filip Zastawny (50) | 50 | $1,350.62 | 50% |
Beneficial owners
| Person | Rights | |
|---|---|---|
Jakub Filip Zasatwny (50)  | Shareholder of a limited liability company, 5000.0 PLN | |
Katarzyna Agnieszka Zastawna (50) | Shareholder of a limited liability company, 5000.0 PLN |
Competitors
| Name | Revenue | Website | ||
|---|---|---|---|---|
| Sotis Advisorssp. z o.o. | $578,264.98 | sotisadvisors.com | ||
| Business Energy Solutionssp. z o.o. | $478,680.57 | besenergy.pl | ||
| Enfreesp. z o.o. | $299,920.40 | enfree.pl | ||
| EnergyS.A. | $265,946.76 | energysa.pl | ||
| 3phasessp. z o.o. | $155,621.62 | 3phases.pl | ||
| Draft Energysp. z o.o. | $107,038.30 | draftconsulting.pl | ||
| Xoog Managementsp. z o.o. | $72,383.72 | xoog.pl | ||
| GE Conceptsp. z o.o. | $69,729.15 | geconcept.pl | ||
| XoogS.A. | $66,744.79 | xoog.pl | ||
| Business4mesp. z o.o. | $61,765.58 | business4me.pl |
FAQ
Last updated: 2026-03-21