auctionata

[Update March 2017 - auctionata has suspended its activities] Auctionata is a German start-up which was founded by 2012 by Alexander Zacke, a former, talented eBay power-seller. The huge success today of the company makes it a major online competitor for the biggest auction houses.

Catawiki

Catawiki is a European auction site dedicated to selling and buying fine art and collectibles, involving 70 art market professionals and experts, and claiming over 300,000 clients.

Auction After Sale

The Auction After Sale site combines the advantages of the Internet with those of traditional auctions, by allowing to bid on thousand of lots recently unsold at auctions, and make good deals.