Spirits soar at Diageo North America! The subsidiary of distiller giant Diageo plc markets and sells its parent's collection of premium alcoholic drinks, including name brand spirits, Captain Morgan rum, Crown Royal Canadian whisky, Johnnie Walker Scotch whisky, Smirnoff vodka, Jos� Cuervo tequila, and Tanqueray gin, as well as Sterling Vineyards wines, and beer under the Guinness and Red Stripe labels. Diageo North America owns production facilities in the US and Canada, as well as operates vineyards in California. North America is the parent company's largest market for premium drinks; it accounts for about one-third (the largest portion) of Diageo's net sales and roughly 40% of its operating profits.