Overview
Jamza transports fuels, liquid chemicals, asphalt and waste, including hazardous ADR goods. It provides hydrodynamic cleaning of channels, pipelines, heat exchangers and deep wells, and uses nanotechnology to combat bacteria, fungi, viruses and odors.
Financials
Revenue history (in k)
Filing timeliness
Financial statements were filed on time, on average 37 days early.
- 202503/07/2026
- 202410/07/2025
- 202317/05/2024
- 202229/06/2023
- 202131/05/2022
- 202023/07/2021
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
Industry
Offer
- Dangerous goods transport
- Fuel transport
- Chemical transport
- Waste transport
- Pipeline cleaning
- Deep well cleaning
- Hydrodynamic cleaning
- Repairs and maintenance
Website technology
- Analytics and marketing
- Google Tag Manager
Public procurement
1 tender recorded as contractor, with a total value of $72,447.
| Publication date | Subject | Amount | Contracting authority | |
|---|---|---|---|---|
| Oct 25, 2021 | Service involving the cleaning of tanks for liquid fuels flooded with water at military unit sites administered by 15 WOG Szczecin | $72,447$72,447 | 15 Wojskowy Oddział Gospodarczy |
Authorized Representatives
Manner of representation
In the case of a one-person management board, the company is represented by the President of the Management Board, and in the case of a multi-member management board, the company is represented by each member of the management board independently.
Ownership
| Owner | Shares | Share value | Stake |
|---|---|---|---|
Andrzej Maciej Michniewiczage 62 | 54 | $7,293.35 | 22.1311% |
Aneta Sylwia Michniewiczage 56 | 190 | $25,661.80 | 77.8689% |
Aneta Sylwia Michniewicz and Andrzej Maciej Michniewicz hold a combined 100% – the ownership structure indicates family control.
Beneficial owners
| Person | Rights |
|---|---|
Bank accounts
Registered as a VAT taxpayer on 2005-09-01.
19 1090 1665 0000 0001 2319 5013- 03 1090 2008 0000 0001 6268 9992
20 1020 1068 0000 1502 0482 5024
Debt
No entries in the National Debtors Register (KRZ).
Real estate
| Type | Amount |
|---|---|
Land (incl. perpetual usufruct) | $86,356$86,356 |
Buildings and premises | $81,197$81,197 |
Public aid
13 public aid cases recorded, with a total value of $49,007.
| Grant date | Purpose | Gross amount | Granting body | |
|---|---|---|---|---|
| Feb 4, 2026 | De minimis aid (in accordance with Commission Regulation 2023/2831) | $6,483$6,483 | Prezes Banku Gospodarstwa Krajowego | |
| Aug 4, 2024 | De minimis aid (in accordance with Commission Regulation 2023/2831) | $3,608$3,608 | Prezes Banku Gospodarstwa Krajowego | |
| Aug 4, 2023 | De minimis aid (in accordance with Commission Regulation No 1407/2013 or earlier) | $1,904$1,904 | Prezes Banku Gospodarstwa Krajowego |
Regulatory authorisations
| Authority | Type | Status | |
|---|---|---|---|
 BDO | BDO register entry | Active |
Competitors
| Name | Revenue | Website | ||
|---|---|---|---|---|
| Hydrowodkansp. z o.o. | $8,280,042.65 | hydrowodkan.pl | ||
| PS Jet Servissp. z o.o. | $2,880,967.01 | psjetservis.pl | ||
| TOP Cleaning Service H. Juszczaksp. k. | $2,873,918.95 | tcs.pl | ||
| P&Z Companysp. z o.o. | $1,916,672.50 | pzcompany.pl | ||
| Kons Remsp. k. | $1,700,563.88 | konsrem.pl | ||
| Kwadra Systemsp. z o.o. + limited partnership | $1,004,210.98 | kwadra-system.pl | ||
| Halwassp. z o.o. | $718,470.13 | halwas.pl | ||
| Sprawne-Sprzątaniesp. z o.o. | $559,037.50 | sprawne-sprzatanie.com | ||
| Global Cleaningsp. z o.o. | $487,071.33 | globalcleaning.pl | ||
| Waterkssp. z o.o. | $453,412.45 | waterks.pl |
Change history
| Date | Event | |
|---|---|---|
| 2015-04-30 | Share capital increase (100,000.00 PLN → 122,000.00 PLN) | |
| 2015-04-30 | PKD change (Removed: 9 codes) | |
| 2013-02-07 | PKD change (Added: 37.00.Z, 81.22.Z) | |
| 2012-01-13 | Address change (Kościuszki 59, 32-540, Trzebinia → Piłsudskiego 55, 32-540, Trzebinia) | |
| 2012-01-13 | Share capital increase (50,000.00 PLN → 100,000.00 PLN) |
FAQ
Last updated: 2026-07-06