Conservation and restoration activities and other support activities for cultural heritage (PKD 91.30.Z)
This subclass includes:
- conservation and restoration of historic and archaeological objects made of all types of materials, both movable and immovable, excluding works that are construction works,
- activities necessary for the digitisation of cultural heritage objects, for example the collection of information and data needed to create virtual replicas.
This subclass excludes:
- restoration, refurbishment, reconstruction and additional fitting-out of historic and archaeological sites and buildings, classified in 43.99.Z,
- architectural activities supporting the conservation and restoration of cultural heritage assets, classified in 71.11.Z,
- research activities, conservation science devoted to cultural heritage, classified in the relevant subclasses of division 72,
- archaeological excavations, classified in 72.20.Z,
- repair of furniture not recognised as cultural and historical heritage, classified in 95.24.Z,
- repair of musical instruments not recognised as cultural and historical heritage, classified in 95.29.Z. nature protection objects
Industry statistics (2025)
Number of companies
Companies
12,639
Companies (primary PKD)
511
Companies with financials
13
Business turnover
Legal structure
Legal formShare of companiesNumber of companies
- JDG93.3%477
- Sp. z o.o.4.9%25
- Foundation1.2%6
- Sp. j.0.4%2
- Association0.2%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. + limited partnership | USD 1.63m | USD 108.26k | |
| 2 | sp. z o.o. | USD 1.23m | USD 209.10k | |
| 3 | sp. z o.o. | USD 610.53k | USD 155.26k | |
| 4 | sp. z o.o. | USD 391.40k | USD 5.75k | |
| 5 | Association | USD 42.50k | USD 14.39k | |
| 6 | sp. z o.o. | USD 15.16k | USD 1.05k | |
| 7 | sp. z o.o. + limited partnership | USD 3.94k | USD -24.98k | |
| 8 | Foundation | USD 1.25k | USD 437.83 | |
| 9 | sp. z o.o. | USD 915.75 | USD -561.86 | |
| 10 | Foundation | USD 440.00 | USD 50.41 |
Fastest-growing companies
| # | Company | Legal form | Revenue | Y/Y growth |
|---|---|---|---|---|
| 1 | sp. z o.o. + limited partnership | USD 1.63m | -8.2% y/y | |
| 2 | sp. z o.o. | USD 1.23m | -25.0% y/y |
Stock market
No companies from this industry are listed.
Related PKD codes in division 91
FAQ
The primary industry for 511 companies is conservation and restoration activities and other support activities for cultural heritage. 13 entities have filed financial statements.
So far in 2026, 42 new companies with PKD 91.30.Z have been registered. In all of 2025, there were 60 such companies.
So far in 2026, 3 companies with PKD 91.30.Z have been deregistered.
In 2025, the median revenue for PKD 91.30.Z was USD 28.96k and the mean revenue was USD 394.67k, based on 10 financial statements. Averages and medians include only companies that file financial statements, excluding sole proprietorships.
Yes, in 2025, the median net profit was USD 3.41k, an improvement on 2024 (USD 2.05k). Among all 674 industries in Poland, PKD 91.30.Z ranks 303rd, putting it in the top 45%.
The most common legal form for PKD 91.30.Z is a sole proprietorship, used by 477 companies in this industry (93.3% of the total). In second place is sp. z o.o. (25 companies, 4.9%), and in third place – a foundation (6 companies, 1.2%).