CAAT

CAAT may refer to:

• Civil Aviation Authority of Thailand, an independent agency of the Thai government.
• Computer Assisted Auditing Techniques Techniques and computer programs that are developed to audit electronic data
• Centro de Apoyo Académico y Tutorías Academic Student Support Services & Tutoring Center
• Center for Alternatives to Animal Testing, a US research center
• Campaign Against Arms Trade, a British campaigning organisation
• The CAAT box in molecular genetics
• The Children's Air Ambulance Trust, a fundraising organisation for the Children's Air Ambulance
• Cornwall Air Ambulance Trust, a charity that maintains and runs the Cornwall air ambulance
• Combined Anti-Armor Team - Highly mobile Anti-Armor teams used by the United States Marine Corps
• Captive Air Amphibious Transporter, a DARPA tracked amphibious vehicle carrying containers from ship to shore
• Colleges of Applied Arts and Technology in the Canadian province of Ontario