Artnet
Artnet is an online resource for the art world which enable the visitor to research the price of fine art with an illustrated archive of 2.9 million international auction results; explore artworks for sale in a network of 1200+ international galleries, from Old Masters to Contemporary Art; and track the financial performance of over 4000 artists driving the auction market. The company also publishes online monographs in conjunction with artists and an online art magazine.