Ella Kent has been elevated to director of rooms and Dana Reitz to director of spa and fitness at the resort.
Scott Sloan most recently served as GM of The Elizabeth Hotel, an Autograph Collection, in Fort Collins, Colo.
In his new role, Matthew Hurlburt also will act as GM of the Kimpton Muse Hotel in New York City.
Linda Eigelberger previously worked for InterContinental Hotels Group for more than two decades in various business and leadership roles.
Eastman brings nearly 30 years of experience in the villa and vacation-rental business to the newly created role.
Shearin's most recent role was VP and general manager at the Argosy Casino Alton in Alton, Ill., as the first female GM for Penn National Gaming.
Burke joined Choice Hotels in 2013 as an area director, and most recently served as a regional area director.
The hotel's GM has spent his entire professional career at the property, getting his start as a bellman and front-desk agent there 12 years ago.
The waterpark resort is located in Monticello, N.Y., and will open in March.
In his new role, Douglas Lisi will help franchisees maximize gross room revenue, manage their inventory and increase profitability.