 It is one of ten NHS Ambulance Trusts providing England with emergency medical services, free at the point of care and as part of the National Health Service it receives direct government funding for its role.Yorkshire Ambulance Service NHS Trust (YAS) serves a population of five million people and employs over 4500 staff and supported by over 1000 volunteers.On an average year, YAS will respond to 700,000 emergency calls and conduct one million patient transport journeys.