Operation of gravel and sand pits; mining of clays and kaolin (PKD 08.12.Z)
This subclass includes:
- extraction and dredging of gravel and sand,
- crushing and grinding of gravel,
- extraction of clay, fire clay and kaolin.
This subclass excludes:
- extraction of bituminous sand, classified in 06.10.Z.
Industry statistics (2025)
Number of companies
Companies
10,511
Companies (primary PKD)
1,974
Companies with financials
499
Business turnover
Legal structure
Legal formShare of companiesNumber of companies
- Sp. z o.o.45.9%906
- JDG44.2%873
- Sp. j.4.5%89
- Sp. k.3.4%68
- S.A.1.2%24
- Cooperative0.1%2
- P.S.A.0.1%1
- Foundation0.1%1
- Association0.1%1
- Other0.1%1
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. | USD 77.15m | USD 12.57m | |
| 2 | S.A. | USD 52.55m | USD 7.80m | |
| 3 | sp. z o.o. | USD 36.72m | USD 12.03m | |
| 4 | sp. z o.o. + limited partnership | USD 34.91m | USD -2.09m | |
| 5 | sp. z o.o. | USD 30.37m | USD 3.35m | |
| 6 | S.A. | USD 28.43m | USD 1.45m | |
| 7 | S.A. | USD 26.51m | USD 1.95m | |
| 8 | S.A. | USD 25.76m | USD 4.14m | |
| 9 | sp. j. | USD 22.53m | USD 4.74m | |
| 10 | S.A. | USD 18.78m | USD 2.38m |
Fastest-growing companies
| # | Company | Legal form | Revenue | Y/Y growth |
|---|---|---|---|---|
| 1 | sp. z o.o. | USD 1.37m | +164.8% y/y | |
| 2 | sp. z o.o. | USD 2.84m | +164.5% y/y | |
| 3 | sp. z o.o. | USD 2.37m | +155.0% y/y | |
| 4 | sp. z o.o. | USD 7.34m | +144.6% y/y | |
| 5 | sp. z o.o. | USD 2.12m | +134.1% y/y | |
| 6 | sp. z o.o. | USD 1.33m | +129.4% y/y | |
| 7 | sp. z o.o. | USD 1.51m | +104.9% y/y | |
| 8 | sp. z o.o. | USD 1.84m | +78.5% y/y | |
| 9 | sp. z o.o. | USD 1.81m | +63.7% y/y | |
| 10 | sp. z o.o. | USD 1.32m | +63.0% y/y |
Stock market
No companies from this industry are listed.