Electrical installation (PKD 43.21.Z)
This subclass includes:
- installation works:
- wiring and electrical fittings,
- telecommunications,
- structured computer network and cable television networks, including fibre-optic networks,
- satellite antennas,
- lighting systems,
- fire alarms,
- burglar alarms,
- street lighting and traffic signals,
- airport runway lighting,
- photovoltaic systems on buildings,
- electrical energy storage systems,
- installation of electric chargers for electric vehicles,
- installation of electrical appliances and equipment for household use, including underfloor heating.
This subclass excludes:
- construction of telecommunication and electricity transmission and distribution lines, classified in 42.22.Z
- construction of solar and wind farms, classified in 42.22.Z
- construction of electricity distribution stations (for example for electric vehicles), classified in 42.22.Z
- installation of lightning protection systems, classified in 43.24.Z
- monitoring and remote monitoring of electronic security systems (for example burglar and fire alarms, including their installation and maintenance), classified in 80.09.Z.
Industry statistics (2025)
Number of companies
Companies (primary PKD)
10,297
Companies (secondary PKD)
60,631
Companies with financials
5,737
Legal structure
Legal formShare of companiesNumber of companies
- Sp. z o.o.90.8%9,350
- Sp. k.3.7%385
- Sp. j.3.4%352
- P.S.A.0.6%62
- S.A.0.6%60
- Other0.3%27
- Cooperative0.2%19
- Foundation0.2%16
- Association0.1%6
Financial results
Median revenue
Ranking
Median revenue compared with other PKD codes.
Top companies by revenue
| # | Company | Legal form | Revenue | Net profit |
|---|---|---|---|---|
| 1 | sp. z o.o. | $103.37M | $4.89M | |
| 2 | sp. z o.o. | $46.74M | $1.74M | |
| 3 | sp. z o.o. | $44.23M | $227.53k | |
| 4 | sp. z o.o. | $38.36M | $2.28M | |
| 5 | sp. z o.o. | $35.64M | $182.86k | |
| 6 | S.A. | $33.62M | $344.52k | |
| 7 | sp. z o.o. | $31.12M | $5.34M | |
| 8 | sp. z o.o. | $28.45M | $1.39M | |
| 9 | sp. z o.o. | $26.89M | $6.16M | |
| 10 | sp. z o.o. | $25.73M | $1.73M |
Related PKD codes in this division
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