Bitstamp is a European crypto currency exchange based in Luxembourg and the UK. The stock exchange was founded in 2011 in Slovenia as an European alternative to the then dominant bitcoin exchange Mt. Gox . After moving to the UK in 2013, Bitstamp opened an additional office in Luxembourg in 2016.
Bitstamp offers Bitcoin and Altcoin trading in euros and US dollars. There are as payment options both bank transfer, as well as the payment by credit card.