Overview
Dk is a company specializing in the diagnostics of building structures, offering services such as non-destructive testing (NDT) and semi-destructive testing, including concrete scanning and pull-off tests. They utilize advanced equipment like the Hilti Ferroscan and georadars for precise detection and localization of reinforcement within concrete. Additionally, Dk provides technical consulting, analysis, and expert reports based on their assessments.
Financials
Revenue history (in k)
Data and insights are generated automatically based on financial statements and may contain errors. This analysis is for informational purposes only and does not constitute an official assessment of the company's credibility or business advice.
Statistics
How the company ranks by revenue within its industry, region and across Poland in 2025.
Results vs industry
Industry
Bank accounts
Registered as a VAT taxpayer on 2024-01-19. Active
17 1140 2004 0000 3602 8447 8453
Debt
No entries in the National Debtors Register (KRZ). No proceedings in KRZ
Public aid
No public aid cases recorded in the last 10 years.
Tenders
No recorded participation in tenders.
Authorized Representatives
Manner of representation
In the case of a one-person management board, the member of the management board makes declarations on behalf of the company. In the case of a management board consisting of two or more persons, joint action by two members of the management board or by one member of the management board jointly with a commercial proxy is required to make declarations on behalf of the company.
Ownership
| Owner | Shares | Share value | Stake |
|---|---|---|---|
Stefan Giryn (38) | 70 | $945.43 | 70% |
Sylwia Tomkiel (31) | 30 | $405.19 | 30% |
Beneficial owners
| Person | Rights | |
|---|---|---|
Stefan Giryn (38)  | Shareholder of a limited liability company, 3500.0 PLN | |
Sylwia Tomkiel (31) | Shareholder of a limited liability company, 1500.0 PLN |
Competitors
| Name | Revenue | Website | ||
|---|---|---|---|---|
| Dynafea Solutionssp. z o.o. | $55,523.37 | dynafea.com | ||
| Banhousesp. z o.o. | $51,726.54 | banhouse.pl | ||
| Geodexsp. z o.o. | $51,233.54 | geodex-geodezja.pl | ||
| Dobry Inżyniersp. z o.o. | $50,411.12 | dobry-inzynier.pl | ||
| Branżowy Zakład Doświadczalny Budownictwa Drogowego i Mostowegosp. z o.o. | $42,519.27 | drogowa.strefa.pl | ||
| Km-Constructionsp. z o.o. + limited partnership | $32,527.70 | km-construction.pl | ||
| Biuro Techniczno-Wdrożeniowe Instytut Gammasp. z o.o. | $31,519.67 | instytutgamma.com.pl | ||
| Dobry Budyneksp. z o.o. | $22,726.73 | dobrybudynek.pl | ||
| Subsoilsp. z o.o. | $23,835.73 | subsoil.pl | ||
| Obessp. z o.o. | $22,466.72 | obes.pl |
FAQ
Last updated: 2026-03-28