General upper secondary schools (PKD 85.31.B)2007
Industry statistics (2025)
Number of companies
Companies
2,882
Companies (primary PKD)
175
Companies with financials
69
Business turnover
Legal structure
Legal formShare of companiesNumber of companies
- Sp. z o.o.57.1%100
- JDG21.1%37
- Foundation9.7%17
- Association9.1%16
- Sp. j.1.7%3
- Sp. k.0.6%1
- Other0.6%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 7.41m | USD 586.07k | |
| 2 | sp. z o.o. | USD 7.33m | USD 80.64k | |
| 3 | sp. z o.o. | USD 6.29m | USD 632.84k | |
| 4 | sp. z o.o. | USD 4.39m | USD 1.44m | |
| 5 | sp. z o.o. | USD 3.42m | USD -24.00k | |
| 6 | sp. z o.o. | USD 3.12m | USD 881.77k | |
| 7 | sp. z o.o. | USD 2.87m | USD 196.34k | |
| 8 | sp. z o.o. | USD 2.61m | USD 495.56k | |
| 9 | sp. z o.o. | USD 2.44m | USD 6.38k | |
| 10 | sp. z o.o. | USD 2.21m | USD 223.54k |
Fastest-growing companies
| # | Company | Legal form | Revenue | Y/Y growth |
|---|---|---|---|---|
| 1 | sp. z o.o. | USD 2.21m | +56.0% y/y | |
| 2 | sp. z o.o. | USD 1.09m | +53.6% y/y | |
| 3 | sp. z o.o. | USD 1.83m | +42.3% y/y | |
| 4 | sp. z o.o. | USD 2.04m | +36.8% y/y | |
| 5 | sp. z o.o. | USD 2.61m | +30.6% y/y | |
| 6 | sp. z o.o. | USD 7.41m | +19.4% y/y | |
| 7 | sp. z o.o. | USD 1.09m | +13.4% y/y | |
| 8 | sp. z o.o. | USD 1.10m | +13.1% y/y | |
| 9 | sp. z o.o. | USD 6.29m | +13.0% y/y | |
| 10 | sp. z o.o. | USD 2.87m | +12.8% y/y |
Stock market
No companies from this industry are listed.
Related PKD codes in division 85
FAQ
The primary industry for 175 companies is general upper secondary schools. 69 entities have filed financial statements.
In 2024, 11 new companies with PKD 85.31.B were registered. In all of 2023, there were 13 such companies.
In 2024, 2 companies with PKD 85.31.B were deregistered. In all of 2023, there were 4 such companies.
In 2025, the median revenue for PKD 85.31.B was USD 835.30k and the mean revenue was USD 1.42m, based on 48 financial statements. Averages and medians include only companies that file financial statements, excluding sole proprietorships.
Yes, in 2025, the median net profit was USD 6.19k, down from 2024 (USD 27.23k). Among all 904 industries in Poland, PKD 85.31.B ranks 223rd, putting it in the top 25%.
The most common legal form for PKD 85.31.B is sp. z o.o., used by 100 companies in this industry (57.1% of the total). In second place is a sole proprietorship (37 companies, 21.1%), and in third place – a foundation (17 companies, 9.7%).

