What is the main business of Instalwind?

The main business activity of Instalwind focuses on construction of residential buildings.

When was the company founded?

The company was registered in the Polish National Court Register (KRS) on July 3, 2024.

Where is the headquarters located?

The headquarters is located at: ul. Zawilcowa 21, 63-100 Psarskie.

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 revenue was generated?

In 2025, the company generated total revenue of $103,236, representing an increase of 513.7% compared to 2024.

No, in 2025 the company was not profitable, reporting a net loss of $1,670. For comparison, in 2024 the loss was $5,163, meaning the company reduced its loss by 67.7%.

What is the main operating cost?

The largest operating cost category falls under materials and energy. This category amounted to $71,029 in 2025, representing 68% of all operating expenses.

Instalwindsp. z o.o.

Construction of residential buildings

KRS: NIP: REGON:

Overview

Status

Active

Registry date

2024-07-03

Share capital

5,000.00 PLN

Registered address

ul. Zawilcowa 21, 63-100 Psarskie, Poland

Financials

Revenue history (in k)

Filing timeliness

1 of 2 financial statements was filed late (for 2024, 140 days late).

202502/06/2026
202402/12/2025

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 103.24kMedianUSD 150.68kAverageUSD 2.18m

Net profit

This companyUSD -1.67kMedianUSD 2.18kAverageUSD 191.95k

Operating costs

This companyUSD 104.91kMedianUSD 124.08kAverageUSD 1.88m

Assets

This companyUSD 80.29kMedianUSD 276.25kAverageUSD 3.05m

Industry

Public procurement

Instalwind is the contractor in one public sector contract, worth USD 996.76.

Signed on	Subject	Amount	Public buyer
Sep 16, 2026	Preparation of as-built inventory with a technical assessment of the gas, central heating and domestic hot water installations	$996.76	Zakład Gospodarki Mieszkaniowej

Authorized Representatives

Krystian Norbert Karalus – President of the Management Board

Weronika Karalus – 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
Krystian Norbert Karalusage 53	80	$1,080.50	80%
Weronika Karalusage 28	20	$270.12	20%

Krystian Norbert Karalus and Weronika Karalus hold a combined 100% – the ownership structure indicates family control.

Beneficial owners

Person	Rights

Bank accounts

Registered as a VAT taxpayer on 2024-09-01.

Erste Bank Polska
63 1090 1405 0000 0001 5883 7665

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
Nowe Młyny Radzewasp. z o.o.	$1,970,544.22	nowemlynyradzewa.pl
Monrem - Montaż Ł,E,A Szamałeksp. j.	$1,728,114.77	monrem.pl
LP Housesp. z o.o.	$1,014,102.08	lphouse.pl
RT Tombudsp. z o.o.	$926,437.62	tombud-poznan.pl
Domy Lcsp. z o.o.	$886,278.29	domylc.pl
Plenerbudsp. z o.o.	$108,862.39	plenerbud.pl
Bud-Antsp. z o.o.	$13,478.76	budant.pl
M4 Investments 01sp. z o.o.	$0.63	m4investments.pl
Ponbudsp. z o.o.	$0.14	ponbud.pl
Comfy Housesp. z o.o.	$0.00	comfyhouse.pl

Change history

Date	Event
2026-03-27	Address change (Ul. Długa 34, 62-022, Radzewice → Ul. Zawilcowa 21, 63-100, Psarskie)
2025-06-30	PKD change (Removed: 41.20.Z, 43.29.Z; Added: 41.00.A, 41.00.B)
2024-07-03	Entered in the register

FAQ

Last updated: 2026-06-02