Plus Gallery is owned by Ivar and Karen Zeile, with Ivar Zeile serving as the director of operations. 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 with Ivar Zeile serving as an executive member of the board as well as the creative director and publisher for the annual DADA guide. Ivar Zeile was a member of the Denver Mayor’s Commission for Cultural Affairs for six years beginning in 2006, and has previously served on the board of art programs including PlatteForum, the Denver Art Museum’s DAM Contemporaries, and community arts incubator Redline.