Changes at the Rosewood Mansion on Turtle Creek: The Restaurant GM Resigns; Staff Concerned About Quality of Service By Nancy Nichols | 6 years ago An anonymous email from the Restaurant Staff at the Mansion details a sad state of affairs in the once luxurious dining room. Days later, Ryan Harvey, the general manager for the restaurant at the Rosewood Mansion on Turtle Creek, has accepted a position at the Tower Club. Strange coincidence?