Sell Discover here Sell art An art auction is a question of trust and professionalism Sell collection Would you like to liquidate a collection or sell a larger estate? You can trust in the many years of experience at Karl & Faber. We are happy to advise and support you on this path. Corporate Collections Is your corporate art collection about to change? Take advantage of Karl & Faber’s many years of experience in the art market. We would be glad to give advice and accompany you along the way. Estimate request & Advice Would you like to sell a painting? Do you need to have an art collection valued for insurance? Or are you simply curious as to how much your special heirloom is worth?