On September 3, 2020, The Countess of Wessex visited Thames Valley Air Ambulance (TVAA) at White Waltham Airfield in Maidenhead. The Countess visited her patronage Thames Valley Air Ambulance at White Waltham Airfield, to help launch their 21st anniversary celebrations. The Countess was given a tour of the Thames Valley Air Ambulance helicopter, invited to step into the pilot’s seat as well as being shown some of the advanced medical equipment onboard.