Plus Gallery is owned by Ivar and Karen Zeile. The gallery was started in 2001 and today is considered one of the leading contemporary galleries in the region. Plus Gallery is a member of the Denver Art Dealers Association, the River North Art District and the Lodo District. Ivar Zeile is a member of the Denver Mayor’s Commission for Cultural Affairs (since 2006) and currently serves on the board of art programs including PlatteForum, the Denver Art Museum’s DAM Contemporaries, and community arts incubator Redline.