We currently run at $10m+ annual sales in the US and are launching in EU shortly. We don't like Amazon due to their complete lack of support and are wondering what other ecommerce marketplaces are available in EU to take their place. (such as Allegro, Bol, Cdiscount, etc...)
What type of product would you be selling in EU? There are quite some specialised, regional platforms. Coolblue is another Benelux platform e.g.