What is the main business of Biuro Podatkowe Kwartet?

The main business activity of Biuro Podatkowe Kwartet focuses on accounting, bookkeeping and auditing activities; tax consultancy.

When was the company founded?

The company was registered in the Polish National Court Register (KRS) on October 19, 2023.

Where is the headquarters located?

The headquarters is located at: ul. Fabryczna 22, 40-611 Katowice.

Who is on the management board?

The management board consists of: Łukasz Piotr Knapczyk (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.

How much revenue was generated?

In 2025, the company generated total revenue of $47,078, representing an increase of 65.3% compared to 2024.

Yes, the company recorded a net profit of $32,180 in 2025, meaning the company increased its profit by 92.2%.

What is the main operating cost?

The largest operating cost category falls under external services. This category amounted to $11,542 in 2025, representing 99% of all operating expenses.

Biuro Podatkowe Kwartetsp. z o.o.

Accounting, bookkeeping and auditing activities; tax consultancy

KRS: NIP: REGON:

Overview

Status

Active

Registry date

2023-10-19

Share capital

5 000,00 PLN

Registered address

ul. Fabryczna 22, 40-611 Katowice, Poland

Electronic delivery address

AE:PL-91560-24268-UWCJV-22

Financials

Revenue history (in k)

Filing timeliness

Financial statements were filed on time, on average 129 days early.

202525/02/2026
202419/03/2025

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 47.08kMedianUSD 82.63kAverageUSD 478.45k

Net profit

This companyUSD 32.18kMedianUSD 6.29kAverageUSD 42.80k

Operating costs

This companyUSD 11.71kMedianUSD 69.81kAverageUSD 417.98k

Assets

This companyUSD 51.99kMedianUSD 46.62kAverageUSD 355.98k

Industry

Accounting, bookkeeping and auditing activities; tax consultancy (69.20.Z)Primary

Authorized Representatives

Łukasz Piotr Knapczyk – 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
Bartosz Dariusz Knapczykage 41	20	$540.25	40%
Leszek Jerzy Knapczykage 69	10	$270.12	20%
Łukasz Piotr Knapczykage 45	20	$540.25	40%

Bartosz Dariusz Knapczyk, Łukasz Piotr Knapczyk and Leszek Jerzy Knapczyk 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
Profit-Agssp. z o.o.	$84,113.15	biuroprofit.eu
Silesia-Taxsp. z o.o.	$82,776.64	silesia-tax.pl
Gamincosp. z o.o.	$71,867.43	gaminco.eu
Abacus Kkpsp. z o.o.	$57,972.48	abacuskkp.pl
Śląskie Centrum Finansowesp. z o.o.	$50,148.96	slaskie-centrum-finansowe.pl
Europa 2sp. z o.o.	$41,011.91	europa2.pl
Faxtonsp. z o.o.	$34,349.44	kancelarialei.pl
Luksusowosp. z o.o.	$11,975.24	luksusowo.eu
Europejski Dialog Biznesusp. z o.o.	$9,856.86	br-barwinska.pl
Sigma Officesp. z o.o.	$8,292.18	sigmaoffice.pl