Diageo North America named senior executive Stephen Rust to become president of its Diageo Chateau & Estate (DC&E) wine unit. Rust replaces current DC&E president Claudia Schubert, who will lead a new Diageo division that combines its Canadian business and U.S. control state operations. Aren Korte, currently SVP of Supply Finance & Category Performance, was named general manager, reporting into Rust. The appointments are effective July 1. Rust will retain responsibilities overseeing Diageo’s reserve business in addition to wines, and will remain based in Norwalk. Korte will be based in Napa.