Ratingen is hosting 81 of the largest companies in Germany (Deutschland). Within the ranking of Europe's largest cities ordered by their number of companies Ratingen is on position 195.(Six months ago it was position 161 ) If we rank all cities by the total sales of all their big companies, Ratingen is on position 285. According to the NACE-activities of the biggest companies, Ratingen is the city of DI: MANUFACTURE OF OTHER NON-METALLIC MINERAL PRODUCTS