Abu Dhabi Aviation is the largest commercial helicopter operator in the Middle East and currently operating a fleet of 57 helicopters comprising Agusta Westland AW139, Bell 412, AW109, Bell 212 models and 4 Bombardier Dash-8 series turboprop transport aircraft. The helicopters have exceeded 1,000,000 flight hours. The bulk of the company's now global business activity is in support of the offshore oil industry, Fire Fighting support, Emergency Medical Services, Seismic survey and the Engineering and Construction industries. Other business activities include general survey, photography and adhoc charter and VIP services.