Other specialised construction activities (PKD 43.42.Z)
This subclass includes:
- construction works specialising in one common aspect of building construction, requiring specialised skills or equipment:
- construction of foundations for buildings, including pile driving,
- building dewatering,
- erection of prefabricated steel structural components for buildings, not produced independently,
- erection of chimneys and industrial furnaces.
This subclass excludes:
- construction or installation of masonry heating stoves, classified in 43.22.Z.
Industry statistics (2025)
Number of companies
Companies
43,725
Companies (primary PKD)
1,340
Companies with financials
31
Business turnover
Legal structure
Legal formShare of companiesNumber of companies
- JDG90.7%1,215
- Sp. z o.o.9.3%124
- P.S.A.0.1%1
Financial results
The calculation excludes new companies that pull financial results down. Only firms with a filing in the previous year are included, so market trends are easier to read.
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. | USD 8.89m | USD 31.08k | |
| 2 | sp. z o.o. + limited partnership | USD 5.09m | USD -114.65k | |
| 3 | sp. z o.o. | USD 3.69m | USD -5.54k | |
| 4 | sp. z o.o. | USD 1.99m | USD -172.52k | |
| 5 | sp. z o.o. | USD 1.89m | USD 381.98k | |
| 6 | sp. z o.o. | USD 1.72m | USD 55.22k | |
| 7 | sp. z o.o. | USD 1.68m | USD -4.86k | |
| 8 | sp. z o.o. | USD 1.48m | USD 247.58k | |
| 9 | sp. z o.o. | USD 1.01m | USD 110.26k | |
| 10 | sp. z o.o. | USD 786.83k | USD 85.31k |
Fastest-growing companies
| # | Company | Legal form | Revenue | Y/Y growth |
|---|---|---|---|---|
| 1 | sp. z o.o. | USD 3.69m | +177.7% y/y | |
| 2 | sp. z o.o. | USD 8.89m | +40.3% y/y | |
| 3 | sp. z o.o. | USD 546.00k | -32.5% y/y | |
| 4 | sp. z o.o. + limited partnership | USD 5.09m | -50.3% y/y | |
| 5 | sp. z o.o. | USD 1.99m | -52.7% y/y |
Stock market
No companies from this industry are listed.
Related PKD codes in division 43
FAQ
The primary industry for 1,340 companies is other specialised construction activities. 31 entities have filed financial statements.
So far in 2026, 262 new companies with PKD 43.42.Z have been registered. In all of 2025, there were 316 such companies.
So far in 2026, 20 companies with PKD 43.42.Z have been deregistered. In all of 2025, there were 2 such companies.
In 2025, the median revenue for PKD 43.42.Z was USD 366.19k and the mean revenue was USD 1.20m, based on 26 financial statements. Averages and medians include only companies that file financial statements, excluding sole proprietorships.
Yes, in 2025, the median net profit was USD 17.95k, an improvement on 2024 (USD 519.00). Among all 674 industries in Poland, PKD 43.42.Z ranks 145th, putting it in the top 22%.
The most common legal form for PKD 43.42.Z is a sole proprietorship, used by 1,215 companies in this industry (90.7% of the total). In second place is sp. z o.o. (124 companies, 9.3%), and in third place – P.S.A. (1 company, 0.1%).