ATG

• ATG Stores, an e-tail site
• Advanced Technology Group (Apple), a former division of Apple Computer
• Advanced Technology Group (Novell), a former division of Novell
• Aviation Technology Group, the defunct developer of the Javelin Very Light Jet (VLJ)
• Auction Technology Group, a digital marketplace company formerly known as ATG Media

• Alaska Territorial Guard, a military reserve force in World War II
• Anti-tank gun, a mobile weapon used in Anti-tank warfare

• Alternative Tourism Group, a Palestinian NGO
• Ambassador Theatre Group, a theatre group in the UK

• ATG, a three-base sequence of DNA in the genetic code representing a start codon and/or methionine
• Anti-thymocyte globulin, antibodies to prevent and treat transplant rejection
• ATG is short for "autophagy-related", which can apply to either genes or proteins

• Ankara Tren Garı, a mixed use building in Ankara, Turkey
• Anti Tank Guitar, a string instrument
• Art Technology Group, a software developer
• Art Theatre Guild, a Japanese film production company
• Auto-gating, in night vision devices
• The ISO 3166 code for Antigua and Barbuda, a country in the east Caribbean Sea

{{disambiguation}}