Overview
Financials
Filing timeliness
No financial statement for 2025 – the filing deadline has passed.
- 2025not filed
- 202410/07/2025
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 2024.
Results vs industry
Industry
Public procurement
Demski K&J is the contractor in 5 public sector contracts, worth USD 5.60k in total. They were signed with 3 public buyers.
| Signed on | Subject | Amount | Public buyer | |
|---|---|---|---|---|
| Oct 5, 2026 | Purchase of road salt. | $25.12 | Przedszkole Samorządowe pod Dębem w Karolewie | |
| Sep 28, 2026 | Installation of floor panels in the Municipal Office building – amendment no. 1 | $5,466 | Gmina Borek Wielkopolski | |
| Sep 21, 2026 | Purchase of items for repairing the play equipment at the playground. | $22.97 | Przedszkole Samorządowe pod Dębem w Karolewie |
Authorized Representatives
Manner of representation
1. All partners are authorised to represent the company. 2. Each partner is authorised to independently make declarations of will on behalf of the company, excluding the actions listed in § 11 of the company agreement. Resolutions of the partners are required for: 1) acquiring, obtaining or leasing an enterprise or part thereof and establishing a real right thereon; 2) acquiring or obtaining real property or a share in real property and establishing a limited real right thereon; 3) incurring credit, bill-of-exchange, cheque, lease, tenancy, leasing and other obligations of a similar nature, and amendments to those agreements, as well as incurring other obligations with a value exceeding PLN 100,000 (one hundred thousand zlotys).
Ownership
| Owner |
|---|
Ewa Demska |
Jakub Demskiage 44 |
Kazimierz Demskiage 66 |
Ewa Demska, Jakub Demski and Kazimierz Demski – all partners share the same surname, so the structure looks family-owned.
Beneficial owners
| Person | Rights |
|---|---|
Bank accounts
Registered as a VAT taxpayer on 2018-12-06.
Bank spółdzielczy20 8678 0005 0020 0200 9944 0001
89 1090 1258 0000 0001 4132 6850- 41 1090 1258 0000 0001 4132 5774
Debt
No entries in the National Debtors Register (KRZ).
Public aid
22 public aid cases recorded, with a total value of $85,302.
| Grant date | Purpose | Gross amount | Granting body | |
|---|---|---|---|---|
| Jan 12, 2026 | Aid for microenterprises in the form of public interventions concerning electricity, gas or heat supplies | $82$82 | Energa - Obrót S.A. | |
| Nov 13, 2025 | De minimis aid (in accordance with Commission Regulation 2023/2831) | $8,519$8,519 | Wojewódzki Komendant Wielkopolskiej Komendy OHP | |
| Oct 20, 2025 | De minimis aid (in accordance with Commission Regulation 2023/2831) | $2,718$2,718 | BURMISTRZ MIASTA BOREK WIELKOPOLSKI |
Regulatory authorisations
| Authority | Type | Status | |
|---|---|---|---|
 BDO | BDO register entry | Active |
Competitors
| Name | Revenue | Website | ||
|---|---|---|---|---|
| Tadex Miękiszaksp. j. | $3,006,104.60 | tadex.gniezno.pl | ||
| Grześ-Dachsp. z o.o. | $2,918,264.09 | grzes-dach.pl | ||
| Grześkowiak Technika Grzewczasp. z o.o. | $2,429,426.35 | grzeskowiaktg.pl | ||
| Cerstylsp. z o.o. | $2,332,852.33 | cerstyl.pl | ||
| SEQOsp. z o.o. | $2,038,922.82 | seqo.pl | ||
| Neo-Investsp. z o.o. | $1,781,644.00 | neo-invest.pl | ||
| Kmk-Klinkier.Plsp. z o.o. | $1,695,891.49 | kmk-klinkier.pl | ||
| Tekaemsp. z o.o. | $1,547,887.43 | tekaem.eu | ||
| Glasstom Tradingsp. z o.o. | $1,024,449.48 | glasstom.eu | ||
| Emi-Mar Weisssp. j. | $979,740.80 | emi-mar.com.pl |
FAQ
Last updated: 2026-03-29