ATS may be:

• Austrian Schilling
• US Navy hull classification symbol for Salvage and Rescue Ship
• Automobili Turismo e Sport, a defunct Italian sports cars manufacturer and F1 team
• Auto Technisches Zubehor , German alloy wheels maker and also an old F1 team
• Automatic transfer service account (checkable deposit)
• Automatic Tuning System euro plus.
• Asbury Theological Seminary , a Methodist seminary based in Wilmore, Kentucky.