SCAS LAUNCHES NEW NON-EMERGENCY PATIENT TRANSPORT SERVICE ACROSS THE THAMES VALLEY Posted on 04/04/2016 NARU»News Wire»Ambulance Trusts»South Central Ambulance Service»SCAS LAUNCHES NEW NON-EMERGENCY PATIENT TRANSPORT SERVICE ACROSS THE THAMES VALLEY SCAS is proud to be the provider of non-emergency patient transport services across the Thames Valley.