TST Groupsp. z o.o.
Realization of building projects related to erection of buildings
Overview
TST Group supports property managers, developers and architects with the design of sanitary and electrical systems, including ventilation, air conditioning, heating, and low- and medium-voltage systems. The company provides inspections and maintenance, modernizations, energy audits and cost analyses for residential, office and industrial buildings, hotels and shopping centres.
- Monday–Friday
- 9:00–17:00
Financials
Filing timeliness
The financial statement for 2025 was filed on time.
- 202508/07/2026
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
- Ventilation inspections
- Technical installation inspections
- Air conditioning maintenance
- Smoke extraction system inspections
- Fire alarm and hydrant inspections
- Sanitary installation design
- Energy audits
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 |
|---|---|---|---|
Beata Anna Strzałkaage 45 | 40 | $540.25 | 40% |
Tomasz Jerzy Strzałkaage 47 | 60 | $810.37 | 60% |
Tomasz Jerzy Strzałka and Beata Anna Strzałka hold a combined 100% – the ownership structure indicates family control.
Beneficial owners
| Person | Rights |
|---|---|
Debt
No entries in the National Debtors Register (KRZ).
Public aid
No public aid cases recorded in the last 10 years.
Competitors
| Name | Revenue | Website | ||
|---|---|---|---|---|
| ZB Instal Groupsp. z o.o. | $472,564.07 | zbinstalgroup.pl | ||
| Site Service Polskasp. z o.o. | $453,671.04 | siteservice.pl | ||
| Install Developmentsp. z o.o. | $144,055.09 | installdevelopment.pl |
FAQ
Last updated: 2026-07-15