mcewan's is a brand of beer owned by marston's brewery. it was originally brewed by william mcewan's fountain brewery in edinburgh, scotland. the mcewan's brand passed to heineken in 2008 after their purchase of scottish & newcastle's british operations. heineken sold the brand to wells & young's in 2011, who sold their brewing operation, including the mcewan brand to marston's in 2017. cans and bottles are now brewed in bedford, england.