Overview
Ster-Klim Execution delivers building automation and BMS systems, as well as conceptual, tender and detailed designs. It designs and installs systems for managing zoned air conditioning, lighting and server-room protection, and prefabricates automation cabinets. Its projects include offices, shopping centres, industrial halls, public buildings and hotels.
Financials
Revenue history (in k)
Filing timeliness
1 of 6 financial statements was filed late (for 2021, 87 days late).
- 202513/07/2026
- 202418/06/2025
- 202305/07/2024
- 202203/07/2023
- 202110/10/2022
- 202001/10/2021
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, region and across Poland in 2025.
Results vs industry
Industry
Offer
- Building automation systems
- BMS systems
- Building automation designs
- Automation control cabinets
Authorized Representatives
Manner of representation
In the case of a one-person management board, the sole member of the management board is authorised to act independently in legal transactions and when submitting and signing declarations of will on behalf of the company. In the case of a multi-member management board, the joint action of two members of the management board acting jointly is required to submit and sign declarations of will on behalf of the company and for the validity of legal transactions.
Ownership
| Owner | Shares | Share value | Stake |
|---|---|---|---|
Tomasz Mariusz Kostarczykage 33 | 95 | $1,283.09 | 95% |
Others | 5 | $67.53 | 5% |
Beneficial owners
| Person | Rights |
|---|---|
Bank accounts
Registered as a VAT taxpayer on 2017-04-28.
45 1050 1445 1000 0090 8075 9286- 67 1050 1445 1000 0090 8075 9278
18 1140 2004 0000 3202 8315 4678
Debt
No entries in the National Debtors Register (KRZ).
Public aid
| Grant date | Purpose | Gross amount | Granting body | |
|---|---|---|---|---|
| Dec 15, 2022 | De minimis aid (in accordance with Commission Regulation No 1407/2013 or earlier) | $9,571$9,571 | Prezes Banku Gospodarstwa Krajowego |
Regulatory authorisations
| Authority | Type | Status | |
|---|---|---|---|
 BDO | BDO register entry | Active |
Competitors
| Name | Revenue | Website | ||
|---|---|---|---|---|
| BTH Instalacjesp. z o.o. | $7,611,437.84 | bthinstalacje.pl | ||
| Sigma Instalacjesp. z o.o. | $6,304,546.52 | sigma-instalacje.com.pl | ||
| K Steelsp. z o.o. | $5,837,939.70 | k-steel.net | ||
| Instersp. z o.o. | $4,958,697.53 | inster.pl | ||
| General Automatic Lvsp. z o.o. | $4,446,951.85 | general-automatic.pl | ||
| Klimaltechsp. z o.o. | $2,966,466.93 | klimaltech.pl | ||
| Inventimsp. z o.o. | $2,836,853.16 | inventim.pl | ||
| Santier Instalacjesp. z o.o. | $2,813,316.10 | santier.pl | ||
| Lumorssp. z o.o. | $2,137,254.33 | lumors.pl | ||
| Elstechsp. z o.o. | $1,878,115.65 | elstech.pl |
FAQ
Last updated: 2026-07-16