What is the main business of Harmonika?

The main business activity of Harmonika focuses on engineering activities and related technical consultancy.

When was the company founded?

The company was registered in the Polish National Court Register (KRS) on July 18, 2023.

Where is the headquarters located?

The headquarters is located at: ul. Obrońców Westerplatte 5, 83-110 Tczew.

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 August 2, 2023 to December 31, 2024.

What was the revenue?

In 2024, the company generated total revenue of $50,307.

Yes, in 2024 the company was profitable, achieving a net profit of $7,552.

Harmonikasp. z o.o.

Engineering activities and related technical consultancy

KRS: NIP: REGON:

Overview

Status

Suspended

Registry date

2023-07-18

Share capital

5,000.00 PLN

Registered address

ul. Obrońców Westerplatte 5/2, 83-110 Tczew, Poland

Electronic delivery address

AE:PL-97410-46034-USCIF-20

Financials

Revenue history (in k)

Filing timeliness

The financial statement for 2024 was filed on time.

2025filed
202413/07/2025

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 25.17kMedianUSD 167.86kAverageUSD 1.12m

Net profit

This companyUSD -3.56kMedianUSD 8.43kAverageUSD 67.64k

Operating costs

This companyUSD 28.41kMedianUSD 143.75kAverageUSD 1.05m

Assets

This companyUSD 5.81kMedianUSD 125.99kAverageUSD 861.89k

Industry

Authorized Representatives

Andrzej Roman Byzdra – 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
Andrzej Roman Byzdraage 35	80	$1,080.50	80%
Małgorzata Byzdraage 33	20	$270.12	20%

Andrzej Roman Byzdra and Małgorzata Byzdra hold a combined 100% – the ownership structure indicates family control.

Beneficial owners

Person	Rights

Bank accounts

Was a VAT taxpayer from 2023-09-01 to 2026-07-02.

Reason for removal: Art. 96 ust. 9a pkt 1 (business activity suspended for at least 6 consecutive months)

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
Allpino Telekomsp. z o.o.	$96,326.74	allpino.pl
Inżynieria Odwrotnasp. z o.o.	$54,924.91	inzynieriaodwrotna.com.pl
Dobry Inżyniersp. z o.o.	$50,411.12	dobry-inzynier.pl
Akamisp. z o.o.	$46,479.23	akami.com.pl
Geohydron.Plsp. z o.o.	$37,769.23	geohydron.pl
Kadam sp. z o.o.sp. k.	$29,254.42	kadamsc.eu
Projektikasp. z o.o.	$26,929.17	projektika.com
Procorrsp. z o.o.	$21,047.36	procorr.com
Przedsiębiorstwo Innowacyjno-Wdrożeniowe Polcadsp. z o.o.	$20,769.98	polcad.com.pl
Bulkonsp. z o.o.	$18,661.57	bulkon.pl

Change history

Date	Event
2026-01-01	Business suspended
2023-08-02	Address change (Ul. Obrońców Westerplatte 5/3, 83-110, Tczew → Ul. Obrońców Westerplatte 5/2, 83-110, Tczew)
2023-07-18	Entered in the register

FAQ

Last updated: 2026-04-24