Michael Keller Michael Keller has been hired as General Manager of Yellowstone National Park Lodges, operated by Xanterra Parks & Resorts. Keller is no stranger to Yellowstone, having earned a 28-year career there and at Crater Lake National Park with Xanterra prior to taking on the general manager responsibilities for the Grand Canyon and Tusayan operations under the auspices of Delaware North.Keller began working in the hospitality industry in 1987 and has spent the majority of his career in National Parks with a brief interlude working for Red Lion Hotels in Kalispell, Montana, and Seattle, Washington, in the mid-1990s. During his time as the Executive Director of Operations in Yellowstone, Keller received his CHA.