SEAT

The headquarters and main manufacturing facilities of the company are located in Martorell, an industrial town about 30 km northwest of Barcelona,^[6] with an annual production capacity of around 500,000 units. Wikipedia source.

With the SEAT and CUPRA brands, this automotive giant plays a significant part in Europes automotive industry. 

With the popular Leon | ST version, through the compact SUV's of the Arona, Ateca and Tarraco, SEAT are a dominant force.

Cupra came later, focused on Sports ranges, they are making significant inroads into the European vehicle market.