EXECS ON THE MOVE: Diversified frozen food giantSchwan Food Company, Marshall, Minn., said it hiredYvonne La Penotiereas the company's first chief strategy and marketing officer. Le Penotiere previously was chief branding officer for Carlson Hotels Worldwide. . . . Cheese processorSargento Foods, Plymouth, Wis., announced several appointments.David Vroomwas named senior vice president and general manager.Rod Hoganwas promoted to senior director of new business development.Mike Gordywas named president-Food Ingredients Division.Sandi Howardwas named plant manager for the company's Portionables business.Troy Daviswas named senior marketing manager, core business-Finishers.