Air transport (PKD division 51)
This section includes air and space transport of passengers and goods
This division excludes:
- spraying of crops, classified in 01.61.Z,
- repair and maintenance of civil aircraft and aircraft engines, classified in 33.16.Z,
- operation of airports, classified in 52.23.Z,
- aerial advertising (messages drawn by aircraft), classified in 73.11.Z,
- aerial photography, classified in 74.20.Z,
- civil air control, classified in 80.09.Z,
- military air control, classified in 84.22.Z.
Industry statistics (2025)
Number of companies
Companies
15,511
Companies (primary PKD)
2,947
Companies with financials
694
Business turnover
Legal structure
Legal formShare of companiesNumber of companies
- Sp. z o.o.55.0%7,995
- Sp. j.21.3%3,088
- JDG16.1%2,334
- Cooperative2.3%336
- Other2.0%292
- S.A.1.8%257
- Sp. k.0.7%107
- Association0.4%64
- Foundation0.3%43
- P.S.A.0.0%2
- Sp. p.0.0%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 | S.A. | USD 2.59bn | USD 86.56m | |
| 2 | sp. z o.o. | USD 841.85m | USD 917.25k | |
| 3 | S.A. | USD 541.99m | USD 38.01m | |
| 4 | Branch (foreign co.) | USD 103.63m | USD 3.23m | |
| 5 | sp. z o.o. | USD 92.52m | USD 244.40k | |
| 6 | sp. z o.o. | USD 84.69m | USD 7.92m | |
| 7 | S.A. | USD 71.48m | USD 1.54m | |
| 8 | Branch (foreign co.) | USD 64.34m | USD 61.47m | |
| 9 | sp. z o.o. | USD 54.73m | USD 2.00m | |
| 10 | sp. z o.o. | USD 42.25m | USD 1.61m |
Fastest-growing companies
| # | Company | Legal form | Revenue | Y/Y growth |
|---|---|---|---|---|
| 1 | sp. z o.o. | USD 92.52m | +4,413.9% y/y | |
| 2 | sp. z o.o. | USD 4.06m | +685.2% y/y | |
| 3 | Branch (foreign co.) | USD 9.62m | +343.9% y/y | |
| 4 | Association | USD 1.87m | +240.1% y/y | |
| 5 | sp. z o.o. | USD 3.75m | +122.8% y/y | |
| 6 | sp. z o.o. | USD 10.76m | +121.9% y/y | |
| 7 | Branch (foreign co.) | USD 6.82m | +99.0% y/y | |
| 8 | sp. z o.o. | USD 18.43m | +92.9% y/y | |
| 9 | sp. z o.o. | USD 12.18m | +89.8% y/y | |
| 10 | sp. z o.o. | USD 54.73m | +65.1% y/y |
Stock market
1 company from this industry is listed.
| Company | Ticker | Market | Price | Change | Market cap |
|---|---|---|---|---|---|
| ENT | GPW Main Market | PLN 49.50 | +1.64% | USD 217.10m |
PKD codes in division 51
FAQ
The primary industry for 2,947 companies is air transport. 694 entities have filed financial statements.
So far in 2026, 221 new companies with PKD 51 have been registered. In all of 2025, there were 272 such companies.
So far in 2026, 19 companies with PKD 51 have been deregistered. In all of 2025, there were 12 such companies.
In 2025, the median revenue for PKD 51 was USD 482.53k and the mean revenue was USD 18.23m, based on 290 financial statements. Averages and medians include only companies that file financial statements, excluding sole proprietorships.
Yes, in 2025, the median net profit was USD 9.07k, down from 2024 (USD 10.49k). Among all 674 PKD divisions in Poland, it ranks 446th, placing it among the weakest 34%.
The most common legal form for PKD 51 is sp. z o.o., used by 7,995 companies in this industry (55.0% of the total). In second place is sp. j. (3,088 companies, 21.3%), and in third place – a sole proprietorship (2,334 companies, 16.1%).





