Overview
Financials
Revenue history (in k)
Filing timeliness
2 of 6 financial statements were filed late (the longest delay 76 days for 2021).
- 202503/08/2026
- 202407/07/2025
- 202317/06/2024
- 202222/05/2023
- 202129/09/2022
- 202021/09/2021
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, city, voivodeship and across Poland in 2025.
Results vs industry
Industry
Public procurement
No recorded participation in tenders.
Tarnina is the contractor in 2 public sector contracts, worth USD 44.79 in total. All of them were signed with the same public buyer.
| Signed on | Subject | Amount | Public buyer | |
|---|---|---|---|---|
| Oct 13, 2026 | Purchase of a flag on a pole | $22.39 | Komenda Wojewódzka Policji w Bydgoszczy | |
| Aug 11, 2026 | Purchase of flags | $22.39 | Komenda Wojewódzka Policji w Bydgoszczy |
Authorized Representatives
Manner of representation
One-person management board – one-person representation.
Ownership
| Owner | Shares | Share value | Stake |
|---|---|---|---|
Monika Małgorzata Hammer | 266 | $35,926.53 | 29.9213% |
Roman Włodzimierz Hammerage 54 | 534 | $72,123.18 | 60.0675% |
| 89 | $12,020.53 | 10.0112% |
Roman Włodzimierz Hammer and Monika Małgorzata Hammer hold a combined 90% – the ownership structure indicates family control.
Beneficial owners
| Person | Rights |
|---|---|
Bank accounts
Registered as a VAT taxpayer on 2018-03-23.
81 1090 1362 0000 0001 3612 4935
Debt
No entries in the National Debtors Register (KRZ).
Public aid
14 public aid cases recorded, with a total value of $17,868.
| Grant date | Purpose | Gross amount | Granting body | |
|---|---|---|---|---|
| Mar 16, 2026 | De minimis aid (in accordance with Commission Regulation 2023/2831) | $205$205 | Marszałek Województwa Kujawsko-Pomorskiego | |
| Mar 17, 2025 | De minimis aid (in accordance with Commission Regulation 2023/2831) | $293$293 | Marszałek Województwa Kujawsko-Pomorskiego | |
| Aug 28, 2024 | De minimis aid (in accordance with Commission Regulation 2023/2831) | $5,011$5,011 | STAROSTA POWIATU ALEKSANDRÓW KUJAWSKI |
Regulatory authorisations
| Authority | Type | Status | |
|---|---|---|---|
| Consumer credit intermediary | Active | ||
| BDO register entry | Active |
Competitors
| Name | Revenue | Website | ||
|---|---|---|---|---|
| Wzorcownia Gdańsksp. z o.o. | $5,299,228.41 | wzorcownia-gdansk.pl | ||
| Firma Handlowa Grzesiksp. z o.o. | $5,061,999.93 | budujznami.pl | ||
| Wrobud IIsp. z o.o. | $4,870,798.21 | wrobud.com.pl | ||
| Market Mrówka Osińscysp. k. | $4,781,123.13 | ois.com.pl | ||
| Hanex.Plsp. z o.o. | $4,639,533.40 | hanex.pl | ||
| Telmak Kędzierskisp. k. | $3,961,988.39 | telmak.pl | ||
| Skład Handlowy Szczepańscysp. k. | $3,868,903.77 | szczepanscy.com.pl | ||
| Lemarsp. z o.o. | $3,669,534.30 | lero.com.pl | ||
| Fachtechsp. z o.o. | $252,190.81 | fachtech.info | ||
| Improbud Dachysp. z o.o. | – | improbud.pl |
Change history
| Date | Event | |
|---|---|---|
| 2019-01-08 | Address change (Ul. Św. Mikołaja 5, 62-080, Swadzim → Ul. Juliusza Słowackiego 30, 87-700, Aleksandrów Kujawski) | |
| 2019-01-08 | Share capital increase (5,000.00 PLN → 444,500.00 PLN) | |
| 2019-01-08 | PKD change (Removed: 4 codes; Added: 8 codes) | |
| 2018-02-26 | Entered in the register |
FAQ
Last updated: 2026-08-03