MillerCoors CEO Tom Long plans to retire from the brewer over the summer.

The 56-year-old Long intends to retire June 30. He has served as CEO since 2011.

MillerCoors is a joint venture between SABMiller PLC and Molson Coors Brewing Co. Its board is conducting a search to find Long’s successor.

Under Miller Brewing Co. and Coors Brewing Co., MillerCoors has beers such as Coors Lite, Miller Lite and Miller High Life.

It also imports beers including Italy’s Peroni and Grolsch from the Netherlands. New brands include Third Shift Amber Ale and Redd’s Apple Ale.