ATS HEAD OFFICE Address: Suite 3, 75 Ryedale Road, West Ryde, NSW 2114 Postal Address: P.O. Box 331, Gladesville, NSW 1675 Telephone: 02 9808 6854 Facsimile: 02 9808 6853 Email: ats1@atssurveyors.com.au Trading Hours: 8:00 am – 5:00 pm