
Overview
J&S Bartosiak designs and installs residential photovoltaic systems and offers thermal modernization and support with the Clean Air program. The company assists with system selection, grant applications and installation, including an 8 kWp system with a 16 kWh energy storage unit.
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 2021-04-20. Active
45 1050 1504 1000 0090 8122 0064
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 |
|---|---|---|---|
Jakub Bartosiak (26) | 55 | $742.84 | 55% |
Sebastian Bartosiak (55) | 45 | $607.78 | 45% |
Jakub Bartosiak and Sebastian Bartosiak hold a combined 100% – the ownership structure indicates family control.
Beneficial owners
| Person | Rights |
|---|---|
Competitors
| Name | Revenue | Website | ||
|---|---|---|---|---|
| Husar Energiasp. z o.o. | $345,942.77 | husarenergia.pl | ||
| Technitsp. z o.o. | $240,206.87 | technit.pl | ||
| Proton Energysp. z o.o. | $162,421.33 | proton-energy.com.pl | ||
| Inter-Ekosp. z o.o. | $151,696.91 | inter-eko.pl | ||
| Ocean Energysp. z o.o. | $115,064.22 | oceanenergy.pl | ||
| Ozenergysp. z o.o. | $113,668.47 | ozenergy.com.pl | ||
| Projektozesp. z o.o. | $103,433.35 | projektoze.com | ||
| PV Expertsp. z o.o. | $98,547.86 | pv-expert.pl | ||
| Sabenergysp. z o.o. | $94,172.07 | sabenergy.pl | ||
| Synergy Polandsp. z o.o. | $51,550.61 | synergypoland.com |
Change history
| Date | Event | |
|---|---|---|
| 2022-04-08 | PKD change (Added: 49.39, 49.41) | |
| 2021-04-08 | Entered in the register |
FAQ
Last updated: 2026-04-25