Overview
Sec3 designs, installs and services electrical, telecom and security systems for commercial, industrial and public-use facilities. Its scope includes LV and MV installations, LAN/IT networks, CCTV monitoring and alarms, photovoltaic OZE systems, and fire systems such as SAP/DSO. The company works in Warsaw and the Mazovia region and provides technical documentation and 24/7 service.
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 2024-11-28. Active
28 1090 1753 0000 0001 6032 8852
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.
Public sector contracts
Sec3 is the contractor in one public sector contract, worth PLN 10.30k.
| Public buyer | Value | |
|---|---|---|
| Samodzielny Publiczny Zakład Opieki Zdrowotnej Szpital Specjalistyczny Ministerstwa Spraw Wewnętrznych I Administracji w Otwocku | PLN 10,300 |
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 |
|---|---|---|---|
Oskar Daniel Kruszewski (25) | 34 | $459.21 | 34% |
Others | 66 | $891.41 | 66% |
The articles of association require board approval for share transfers.
Beneficial owners
| Person | Rights |
|---|---|
Competitors
| Name | Revenue | Website | ||
|---|---|---|---|---|
| Eleenergiasp. z o.o. | $3,347,481.08 | eleenergia.pl | ||
| 3conceptS.A. | $2,025,576.61 | 3concept.pl | ||
| S2Msp. z o.o. | $1,682,920.52 | s2m.com.pl | ||
| Proinstalsp. z o.o. | $1,208,400.21 | proinstal.org.pl | ||
| Sabitsp. z o.o. | $746,585.94 | sabit.pl | ||
| Security Servicessp. z o.o. | $618,318.36 | securityservices.com.pl | ||
| Elektro-Monsp. z o.o. | $555,115.82 | elektro-mon.pl | ||
| Elintehsp. z o.o. | $343,262.72 | elinteh.pl | ||
| Solsystemsp. z o.o. | $162,662.06 | solosystem.pl | ||
| Selfsystemsp. z o.o. | $116,522.57 | selfsystem.net.pl |
Change history
| Date | Event | |
|---|---|---|
| 2026-10-05 | PKD change (Added: 80.09.Z) | |
| 2024-11-19 | Entered in the register |
FAQ
Last updated: 2026-10-07