Wikipedia
Auctionata
Auctionata is an online auction house and eCommerce company specializing in art, antiques and collectibles. Headquartered in Berlin and with U.S. offices headquartered in New York City, Auctionata operates a network of 250 experts who value, authenticate, and curate art objects. Since opening in February 2012, Auctionata has evaluated and verified over 21,000 pieces of art. Notably, Auctionata's experts discovered a watercolor by Egon Schiele, which was valued at a starting price of $1.3 million (€1 million).