Open Door Adventure are a residential Outdoor Pursuits and Team Building Centre based near St.Asaph, Denbigh-shire. ADV are are a licensed outdoor pursuits center by the Adventure Activities Licensing Services No L9791/R0600.

Only 30 miles from Manchester and Liverpool. ADV are based at Dolben Hall, Bont Newydd, a 10 bed-roomed mansion hall with 25 acres of countryside with breathtaking views of the Cefn Valley.