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OltenOlten is hosting 18 of the largest companies in Switzerland (Schweiz).
Within the ranking of Europe's largest cities ordered by their number of companies Olten is on position 1565.(Six months ago it was position 1285 )
If we rank all cities by the total sales of all their big companies, Olten is on position 919.
According to the NACE-activities of the biggest companies, Olten is the city of