What is the main business of Welsun Energy?

The main business activity of Welsun Energy focuses on other retail sale not in stores, stalls or markets.

When was the company founded?

The company was registered in the Polish National Court Register (KRS) on April 23, 2018.

Where is the headquarters located?

The headquarters is located at: ul. Przemysłowa 6, 35-105 Rzeszów.

What is the share capital?

The share capital of the company is PLN 150,000 (approx. $40,519).

What period do the latest financial data cover?

The latest available financial statement covers the period from January 1, 2024 to December 31, 2024.

How much revenue was generated?

The company reported a revenue of $5,457,183 in 2024, which is an increase of 107.1% compared to 2023.

Is the company profitable?

Yes, in 2024 the company was profitable, achieving a net profit of $717,247, representing a multi-fold increase compared to 2023.

What is the largest operating cost?

The largest operating cost category falls under external services. This category amounted to $2,152,347 in 2024, representing 46% of all operating expenses.

Welsun Energysp. z o.o.

Other retail sale not in stores, stalls or markets

KRS: NIP: REGON:

Overview

Status

Active

Registry date

2018-04-23

Share capital

150,000.00 PLN

Activity description

Welsun Energy offers photovoltaic systems, energy storage, heat pumps, inverters, thermal modernisation, PUR foam insulation, and pellet and dual-fuel boilers. It serves households and businesses in Rzeszow, the Podkarpackie region, and across Poland, providing design, installation, grant assistance, and after-installation service.

Registered address

ul. Przemysłowa 6, 35-105 Rzeszów, Poland

Website

welsunenergy.pl

Phone

Electronic delivery address

AE:PL-28458-34003-GREVJ-24

Financials

Revenue history (in k)

Financial insight

companies.financials.estonianCitCertain

Filing timeliness

1 of 6 financial statements was filed late (for 2021, 461 days late).

202510/07/2026
202401/07/2025
202311/07/2024
202205/07/2023
202119/10/2023
202014/10/2021

Filed on timeDelayFiling deadline

Data and insights are generated automatically from financial statements – they may contain errors and are neither a credit assessment nor business advice.

Statistics

How the company ranks by revenue within its industry, region and across Poland in 2025.

Results vs industry

Revenue

This companyUSD 6.04mMedianUSD 129.12kAverageUSD 1.58m

Net profit

This companyUSD 859.10kMedianUSD 2.25kAverageUSD 77.16k

Operating costs

This companyUSD 5.13mMedianUSD 115.36kAverageUSD 1.51m

Assets

This companyUSD 2.19mMedianUSD 76.18kAverageUSD 1.10m

Industry

Public procurement

Welsun Energy is the contractor in one public sector contract, worth USD 1.58k.

Signed on	Subject	Amount	Public buyer
Sep 1, 2026	Preparation of technical documentation for an energy storage system and a photovoltaic installation for DPS in Klisino, branch in Radynia.	$1,580	DOM Pomocy Społecznej w Klisinie

Trademarks

Welsun Energy holds 1 active trademark registered with the Polish Patent Office. The first mark was filed in 2025.

Mark	Number	Classes	Status	Protected until
welsunenergy	Z.584053	9, 11, 37	Protected	Apr 30, 2035

Mark	Protected until
welsunenergy	Apr 30, 2035

Authorized Representatives

Bartosz Wróblewski – Management Board Member

Dominik Mariusz Staruch – Management Board Member

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
Dominik Mariusz Staruchage 41	1,380	–	0.0046%
Bartosz Wróblewskiage 40	1,380	–	0.0046%

Beneficial owners

Person	Rights

Bank accounts

Registered as a VAT taxpayer on 2018-06-01.

mBank
33 1140 2004 0000 3102 8061 3930

Debt

No entries in the National Debtors Register (KRZ).

Public aid

Grant date	Purpose	Gross amount	Granting body
May 13, 2026	De minimis aid (in accordance with Commission Regulation 2023/2831)	$18,492$18,492	Rzeszowska Agencja Rozwoju Regionalnego S.A.
May 30, 2025	De minimis aid (in accordance with Commission Regulation 2023/2831)	$13,059$13,059	Prezes Banku Gospodarstwa Krajowego

Regulatory authorisations

Authority	Type	Status
KNF	Consumer credit intermediary	Active
BDO	BDO register entry	Active

Competitors

Name	Revenue	Website
ML Polskasp. z o.o.	$2,749,548.09	ml-polska.pl
EcosunS.A.	$2,593,203.30	ecosun.online
Sungreensp. z o.o.	$1,787,466.10	sungreen.com.pl
Ecoenergy Rzeszówsp. z o.o.	$856,255.76	ecoenergyrzeszow.pl

Change history

Date	Event
2024-01-16	PKD change (Added: 45)
2023-12-06	Address change (Ul. Przemysłowa 5, 35-105, Rzeszów → Ul. Przemysłowa 6, 35-105, Rzeszów)
2023-07-04	Share capital increase (5,000.00 PLN → 150,000.00 PLN)
2020-10-28	Address change (823, 36-001, Trzebownisko → Ul. Przemysłowa 5, 35-105, Rzeszów)
2020-10-28	Name change (Plum Project → Welsun Energy)

FAQ

Last updated: 2026-07-16