Foreign language instruction (PKD 85.59.A)
This subclass includes:
- foreign language courses and courses teaching conversation skills in a foreign language.
Industry statistics (2025)
Number of companies
Companies
53,402
Companies (primary PKD)
18,857
Companies with financials
797
Business turnover
Legal structure
Legal formShare of companiesNumber of companies
- JDG92.3%17,403
- Sp. z o.o.6.5%1,217
- Foundation0.5%85
- Sp. j.0.3%65
- Sp. k.0.2%42
- Association0.1%25
- S.A.0.0%5
- P.S.A.0.0%5
- Other0.0%5
- Cooperative0.0%2
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 56.39m | USD 1.30m | |
| 2 | sp. z o.o. | USD 9.55m | USD 2.55m | |
| 3 | sp. z o.o. | USD 6.53m | USD -32.82k | |
| 4 | sp. z o.o. | USD 6.00m | USD 556.77k | |
| 5 | sp. z o.o. | USD 4.63m | USD -732.15k | |
| 6 | sp. k. | USD 3.59m | USD 1.23m | |
| 7 | sp. z o.o. | USD 3.19m | USD 201.40k | |
| 8 | sp. z o.o. + limited partnership | USD 3.04m | USD 117.11k | |
| 9 | sp. z o.o. | USD 2.96m | USD 231.77k | |
| 10 | sp. z o.o. | USD 2.68m | USD 328.10k |
Fastest-growing companies
| # | Company | Legal form | Revenue | Y/Y growth |
|---|---|---|---|---|
| 1 | sp. k. | USD 3.59m | +1,307.5% y/y | |
| 2 | sp. z o.o. | USD 56.39m | +418.9% y/y | |
| 3 | sp. z o.o. | USD 529.58k | +334.4% y/y | |
| 4 | sp. z o.o. | USD 1.85m | +239.7% y/y | |
| 5 | sp. z o.o. | USD 320.06k | +188.1% y/y | |
| 6 | sp. z o.o. | USD 656.01k | +166.1% y/y | |
| 7 | sp. z o.o. | USD 455.24k | +151.3% y/y | |
| 8 | sp. z o.o. | USD 1.62m | +148.6% y/y | |
| 9 | sp. z o.o. | USD 656.01k | +134.3% y/y | |
| 10 | sp. z o.o. | USD 291.24k | +133.6% y/y |
Stock market
No companies from this industry are listed.
Related PKD codes in division 85
FAQ
The primary industry for 18,857 companies is foreign language instruction. 797 entities have filed financial statements.
So far in 2026, 1,154 new companies with PKD 85.59.A have been registered. In all of 2025, there were 1,577 such companies.
So far in 2026, 237 companies with PKD 85.59.A have been deregistered. In all of 2025, there were 55 such companies.
In 2025, the median revenue for PKD 85.59.A was USD 114.53k and the mean revenue was USD 467.99k, based on 537 financial statements. Averages and medians include only companies that file financial statements, excluding sole proprietorships.
Yes, in 2025, the median net profit was USD 2.73k, an improvement on 2024 (USD 2.20k). Among all 674 industries in Poland, PKD 85.59.A ranks 437th, placing it among the weakest 35%.
The most common legal form for PKD 85.59.A is a sole proprietorship, used by 17,403 companies in this industry (92.3% of the total). In second place is sp. z o.o. (1,217 companies, 6.5%), and in third place – a foundation (85 companies, 0.5%).

