Sander's first solo exhibition took place in Tallinn in July and August 2008, followed by similar exhibitions in 2009 and 2010. He opened his own art gallery in 2007 in the center of Tallinn. In 2012, Sander's art gallery was involved in a case involving art forgeries; charges were brought against one of the assistants working in the gallery. On 21 December 2012, his exhibition "Appocalypse Formula" opened in Tallinn. He has also had personal exhibitions in Moscow and Saint Petersburg. His painting "Urban Hunter" made it to the finals of the 10th Annual ARC Salon (2013-2014), the largest and most prestigious competition in the western world for realist artists. His "Officer Of the Napoleonic Wars" was the finalist of the 14th Salon (2019).