What is the main business of Groszkowo Res Park?

The main business activity of Groszkowo Res Park focuses on wind power generation.

When was the company founded?

The company was registered in the Polish National Court Register (KRS) on April 11, 2017.

Where is the headquarters located?

The headquarters is located at: ul. Marszałkowska 58, 00-545 Warszawa.

Who is on the management board?

The management board includes: Hans Jørn Rieks (Member of the Management Board), Lena Theresa Schleyer (Member of the Management Board), and Patryk Pietrzak (Member of the Management Board).

What is the share capital?

The share capital of the company is PLN 5,000 (approx. $1,351).

What period do the latest financial data cover?

The latest available financial statement covers the period from January 1, 2025 to December 31, 2025.

What was the revenue?

In 2025, the company generated total revenue of USD 93, representing an increase of 124.6% compared to 2024.

Is the company profitable?

No, the company recorded a net loss of USD 14,332 in 2025. For comparison, in 2024 the loss was USD 443, representing a multi-fold increase in the loss compared to 2024.

What is the largest operating cost?

The largest operating cost category falls under external services. This category amounted to USD 9,615 in 2025, representing 98% of all operating expenses.

Groszkowo Res Parksp. z o.o.

Wind power generation

KRS: NIP: REGON:

Overview

Status

Active

Registry date

2017-04-11

Share capital

5,000.00 PLN

Activity description

Groszkowo Res Park is focused on the development and management of renewable energy projects, specifically wind farms across Europe. The company has established a portfolio of 500 MW in operations and development, along with a pipeline of 1 GW of early-to-late stage projects. It has acquired and initiated multiple onshore wind development projects in Poland and has a history of managing operational assets in Germany and the Netherlands.

Registered address

ul. Marszałkowska 58/48, 00-545 Warszawa, Poland

Electronic delivery address

AE:PL-13352-87926-HFEGS-14

Financials

Revenue history

Filing timeliness

Financial statements were filed on time, on average 37 days early.

202514/07/2026
202411/07/2025
202314/06/2024
202206/06/2023
202125/05/2022
202011/07/2021

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 92.74MedianUSD 1.25kAverageUSD 1.82m

Net profit

This companyUSD -14.33kMedianUSD -12.80kAverageUSD 67.34k

Operating costs

This companyUSD 9.84kMedianUSD 31.63kAverageUSD 883.14k

Assets

This companyUSD 423.44kMedianUSD 651.62kAverageUSD 15.64m

Industry

Authorized Representatives

Hans Jørn Rieks – Management Board Member

Jakub Potasznik – Attorney-in-fact (sole)

Lena Theresa Schleyer – Management Board Member

Marie Louise Rieks – Attorney-in-fact (sole)

Maciej Maj – Attorney-in-fact (sole)

Manner of representation

If the management board consists of several members, each of them is authorised to represent the company independently.

Beneficial owners

Person	Rights

Bank accounts

Registered as a VAT taxpayer on 2022-02-01.

mBank
58 1140 1140 0000 7012 2400 1001
mBank
31 1140 1140 0000 7012 2400 1002

Debt

No entries in the National Debtors Register (KRZ).

Public aid

No public aid cases recorded in the last 10 years.

Competitors

Name	Revenue	Website
Elektrownia Pv 118sp. z o.o.	$158.13	rpower.solar
RRSP 21sp. z o.o.	$103.36	r2energy.pl
Elektrownia Pv 137sp. z o.o.	$80.33	rpower.solar
Elektrownia Pv 151sp. z o.o.	$57.14	rpower.solar
Elektrownia Pv 154sp. z o.o.	$57.14	rpower.solar
Elektrownia Pv 105sp. z o.o.	$49.08	rpower.solar
Elektrownia Pv 80sp. z o.o.	$39.51	rpower.solar
Elektrownia Pv 124sp. z o.o.	$34.52	rpower.solar
Elektrownia Pv 135sp. z o.o.	$33.51	rpower.solar
Elektrownia Pv 132sp. z o.o.	$33.42	rpower.solar

Change history

Date	Event
2025-06-20	Address change (Ul. Wypoczynkowa 4/18, 80-341, Gdańsk → Ul. Marszałkowska 58/48, 00-545, Warszawa)
2025-06-20	Name change (Fpv → Groszkowo Res Park)
2025-06-20	Switch to PKD 2025 (8 PKD 2007 codes → 8 PKD 2025 codes)
2021-03-02	PKD change (Added: 35.21.Z, 43.11.Z, 43.12.Z, 49.41.Z, 64.99.Z, 68.31.Z)
2017-04-11	Entered in the register

FAQ

Last updated: 2026-10-03