Morton joined his family’s Morton Sundour Fabrics in 1931 and oversaw the company’s first screen-printed fabrics. He was the artistic director and principal designer of Edinburgh Weavers in Carlisle, which was established in 1928 as Morton Sundour’s creative design unit from 1932 to 1935. From the 1930s, he was a supporter of the Modern movement, commissioning works from well-known painters and artists.
He was in private practice since 1932. Wallpapers, domestic machine-pressed glassware for Chance Bros., 1953 coronation hangings for Westminster Abbey, gold and silverwares, ceremonial metalwork, glassware for King’s College, Cambridge, 1961 metal-foil murals for the oceanliner Canberra, engraved and sandblasted glass murals for Pilkington.