Overview
Financials
Revenue history (in k)
Filing timeliness
1 of 5 financial statements was filed late (for 2021, 39 days late).
- 2025filed
- 202403/07/2025
- 202318/06/2024
- 202227/06/2023
- 202123/08/2022
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.
Diamond is the contractor in 2 public sector contracts, worth USD 284.38 in total. They were signed with 2 public buyers.
| Signed on | Subject | Amount | Public buyer | |
|---|---|---|---|---|
| Aug 25, 2026 | Hotel services for a business trip | $124.81 | Gmina Stryków | |
| Jul 14, 2026 | Accommodation service | $159.57 | Krajowy Ośrodek Wsparcia Rolnictwa |
Trademarks
Diamond currently holds no active trademarks with the Polish Patent Office. 1 application is pending. The first mark was filed in 2026.
| Mark | Protected until | |
|---|---|---|
| RESTAURACJA RUMIANA(word) | – |
Authorized Representatives
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 |
|---|---|---|---|
| 50 | $675.31 | 50% | |
Mariusz Jan Chmielewskiage 49 | 50 | $675.31 | 50% |
Justyna Jadwiga Chmielewska and Mariusz Jan Chmielewski hold a combined 100% – the ownership structure indicates family control.
Beneficial owners
| Person | Rights |
|---|---|
Bank accounts
Registered as a VAT taxpayer on 2021-08-11.
62 1090 1102 0000 0001 4838 5804
78 1090 1102 0000 0001 4838 5807
59 1140 2004 0000 3302 8279 5282
Debt
No entries in the National Debtors Register (KRZ).
Public aid
57 public aid cases recorded, with a total value of $29,692.
| Grant date | Purpose | Gross amount | Granting body | |
|---|---|---|---|---|
| Jul 7, 2026 | Aid in the form of wage subsidies for employing workers with disabilities | $419$419 | Prezes Zarządu Państwowego Funduszu Rehabilitacji Osób Niepełnosprawnych | |
| May 26, 2026 | Aid in the form of wage subsidies for employing workers with disabilities | $419$419 | Prezes Zarządu Państwowego Funduszu Rehabilitacji Osób Niepełnosprawnych | |
| May 12, 2026 | Aid in the form of wage subsidies for employing workers with disabilities | $419$419 | Prezes Zarządu Państwowego Funduszu Rehabilitacji Osób Niepełnosprawnych |
Regulatory authorisations
| Authority | Type | Status | |
|---|---|---|---|
| BDO register entry | Active |
Competitors
| Name | Revenue | Website | ||
|---|---|---|---|---|
| EET Polskasp. z o.o. | $19,746,555.30 | eet.pl | ||
| Supertechsp. z o.o. | $10,748,389.05 | supertech.pl | ||
| Fabryka Innowacyjnych Rozwiązań Itsp. z o.o. | $6,453,241.68 | firit.pl | ||
| Ultramakssp. z o.o. | $729,449.92 | ultramaks.pl | ||
| Provectus Vrsp. z o.o. | $705,913.54 | provectus.com.pl | ||
| Ebarcodessp. z o.o. | $694,578.28 | ebarcodes.pl | ||
| Linksetsp. z o.o. | $676,293.10 | linkset.pl | ||
| DQH Solutionssp. z o.o. | $221,699.61 | dqh.pl | ||
| Premnet Szenejko i Wspólnicysp. j. | – | premnet.pl | ||
| QOVOsp. z o.o. | – | qovo.pl |
FAQ
Last updated: 2026-04-28