Other technical testing and analysis (PKD 71.20.B)
This subclass includes activities related to the inspection and issuing of opinions on the technical condition of chimneys and ventilation ducts
This subclass excludes:
- inspection of chimneys and ventilation ducts related to their repair or installation, classified in the relevant subclasses of section F.
Industry statistics (2025)
Number of companies
Companies (primary PKD)
1,680
Companies (secondary PKD)
33,170
Companies with financials
1,090
Legal structure
Legal formShare of companiesNumber of companies
- Sp. z o.o.79.6%1,337
- Sp. j.10.8%182
- Sp. k.3.0%51
- Cooperative1.8%31
- Foundation1.3%21
- Association1.3%21
- S.A.0.8%14
- Other0.8%13
- P.S.A.0.2%3
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. | $41.84M | -$409.04k | |
| 2 | sp. z o.o. | $29.60M | -$776.16k | |
| 3 | sp. z o.o. | $11.09M | $105.38k | |
| 4 | S.A. | $8.87M | -$431.44k | |
| 5 | sp. z o.o. | $8.69M | $395.72k | |
| 6 | sp. z o.o. | $7.59M | $677.81k | |
| 7 | sp. z o.o. | $6.68M | -$169.55k | |
| 8 | sp. z o.o. | $5.12M | $37.15k | |
| 9 | sp. z o.o. | $4.45M | $1.23M | |
| 10 | sp. z o.o. | $4.36M | $190.37k |
Related PKD codes in this division
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