Hawaii Grand Hyatt Kauai welcomes new general manager By Shane Nelson / June 02, 2014 Share 1 -- Keith Butz will start work as general manager of the Grand Hyatt Kauai Resort & Spa June 5. Butz takes over for Jerry Westenhaver, who spent nine months in the G.M. role at the property but will now return to Oahu. A 21-year Hyatt veteran, Butz has held management positions at the company’s properties in San Diego, Chicago, Huntington Beach and San Francisco. Located on Kaui’s southern coast in Poipu, the 50-acre, beachfront Grand Hyatt Kauai Resort is home to 602 guestrooms.