Loading view. There were no results found. There were no results found. DoubleTree by Hilton Pittsburgh – Green Tree Events Venues DoubleTree by Hilton Pittsburgh – Green Tree 500 Mansfield Ave Pittsburgh, 15205 Get Directions (412) 922-8400 Events at this venue Today Upcoming Upcoming Select date. Previous Events Today Next Events Subscribe to calendar Google Calendar iCalendar Outlook 365 Outlook Live Export .ics file Export Outlook .ics file