Extraction of gravel

Companies (8) Ranking sector Top ranking Follow-up
1 Eurogri 3640 OPHOVEN Sector ranking 42 MAT Top ranking 4,186 Follow-up
2 Varenberg Kiezelgroeve 1933 STERREBEEK Sector ranking 37 EXT Top ranking 22,000 Follow-up
3 Setim 6717 ATTERT Sector ranking 43 EXT Top ranking 26,679 Follow-up
4 STEENGOED PRODUCTIE 3650 ROTEM Sector ranking 17 EXT Top ranking 9,020 Follow-up
5 Dipa 3640 OPHOVEN Sector ranking 126 EXT Top ranking 308,616 Follow-up
6 WINNR 3650 ROTEM Sector ranking 139 EXT Top ranking 387,846 Follow-up
7 Merenne Fils Carrière 5370 HAVELANGE Sector ranking 1,849 GCV Top ranking 166,117 Follow-up
8 ABD Groep 9300 AALST Sector ranking No ranking DIV Top ranking No ranking Follow-up

(*) This company is not ranked by turnover.
How are companies ranked?