In January 2008, De Waart was named music director of the Milwaukee Symphony Orchestra, and he assumed the post in September 2009. In March 2008, the Saint Paul Chamber Orchestra announced De Waart as an Artistic Partner with the orchestra for the 2010–11 season. In April 2010, the Milwaukee Symphony Orchestra announced the extension of De Waart's contract through the 2016–17 season. In the same month, the Royal Flemish Philharmonic (deFilharmonie) announced De Waart's appointment as chief conductor for six seasons beginning in 2012. He formally began his chief conductorship of deFilharmonie (now: Antwerp Symphony Orchestra) in 2011, a year earlier than originally scheduled. In November 2014, deFilharmonie announced that De Waart's tenure as chief conductor would conclude after the 2015–2016 season. In February 2015, the Milwaukee Symphony announced the conclusion of De Waart's music directorship after the 2016–2017 season. He now has the title of conductor laureate of the Milwaukee Symphony.