What is the main business of HZK Invest?

The main business activity of HZK Invest focuses on general cleaning of buildings.

When was the company founded?

The company was registered in the Polish National Court Register (KRS) on November 14, 2022.

Where is the headquarters located?

The headquarters is located at: ul. Edwarda Mroza 17, 10-692 Olsztyn.

Who is on the management board?

The management board consists of: Krzysztof Humaj (President 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?

The company reported a revenue of $42,228 in 2025, which is a decrease of 0.3% compared to 2024.

Yes, in 2025 the company was profitable, achieving a net profit of $2,581, meaning the company increased its profit by 385.3%.

What is the largest operating cost?

The largest operating cost category falls under employee remuneration. This category amounted to $30,816 in 2025, representing 78% of all operating expenses.

HZK Investsp. z o.o.

General cleaning of buildings

KRS: NIP: REGON:

Overview

Status

Active

Registry date

2022-11-14

Share capital

5,000.00 PLN

Activity description

HZK Invest Sp. z o.o. provides cleaning services for stairwells, offices, halls, and spaces after events or renovations. The company also deep-cleans paving stones, other surfaces, and facades, adapting the scope and schedule of work to each client’s needs.

Registered address

ul. Edwarda Mroza 17/24, 10-692 Olsztyn, Poland

Website

hzkinvest.com

Phone

Financials

Revenue history (in k)

Filing timeliness

Financial statements were filed on time, on average 119 days early.

202527/03/2026
202427/02/2025
202301/03/2024
202213/04/2023

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 42.23kMedianUSD 99.40kAverageUSD 1.38m

Net profit

This companyUSD 2.58kMedianUSD 7.50kAverageUSD 69.81k

Operating costs

This companyUSD 39.39kMedianUSD 86.20kAverageUSD 1.29m

Assets

This companyUSD 16.24kMedianUSD 61.39kAverageUSD 532.04k

Industry

Offer

Office cleaning
Stairwell cleaning
Post-event cleaning
Post-renovation cleaning
Hall cleaning
Paving stone cleaning

Website technology

Online shop

WooCommerce

Website

WordPress
Elementor

Authorized Representatives

Krzysztof Humaj – President of the Management Board

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
Elżbieta Humajage 44	25	$337.66	25%
Krzysztof Nehemiasz Humajage 42	75	$1,012.97	75%

Krzysztof Nehemiasz Humaj and Elżbieta Humaj hold a combined 100% – the ownership structure indicates family control.

Beneficial owners

Person	Rights

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
Best Cleanerssp. z o.o.	$119,295.00	bestcleaners.pl
Puriantsp. z o.o.	$96,836.52	puriant.pl
Simply Pro Plsp. z o.o.	$70,998.10	simply-pro.pl
O Wiele Lepiejsp. z o.o.	$53,165.03	owielelepiej.com
Clean Wall Non Profitsp. z o.o.	$39,996.66	clean-wall.eu
Framesp. z o.o.	$38,054.21	aerowash.pl
Doctor Cleansp. z o.o.	$36,770.55	doctorclean.pl
4 Multi Cleaningsp. z o.o. + limited partnership	$34,080.94	multicleaning.com.pl
Superspecjalistasp. z o.o.	$30,648.61	superspecjalista.pl
Clear Businesssp. z o.o.	$21,962.53	clearbusiness.pl

Change history

Date	Event
2023-11-15	Address change (Ul. Igora Sikiryckiego 7b/31, 10-961, Olsztyn → Ul. Edwarda Mroza 17/24, 10-692, Olsztyn)
2022-11-14	Entered in the register

FAQ

Last updated: 2026-03-27