ATP

ATP may refer to:

Science, technology and biology

• Adenosine triphosphate, an organic chemical used for driving biological processes
  • ATPase, any enzyme that makes use of adenosine triphosphate
• Advanced Technology Program, US government program
• Anti-tachycardia pacing, process similar to a pacemaker
• Alberta Taciuk process, for extracting oil from shale, etc.
• Automated theorem proving, method of proving mathematical theorems by computer programs

Companies and organizations

For organizations in the arts, see § Arts and media.

• Association of Tennis Professionals, men's professional tennis governing body
  • ATP Tour
• American Technical Publishers, employee-owned publishing company
• Armenia Tree Project, non-profit organization
• Association for Transpersonal Psychology
• ATP architects engineers, architecture- and engineering office for integrated design
• ATP Oil and Gas, defunct US energy company

Entertainment, arts and media

• Adenosine Tri-Phosphate (band), Japanese alternative rock/pop band
• All Tomorrow's Parties (festival), UK organisation
  • ATP Recordings, record label
• Alberta Theatre Projects, professional, not-for-profit, Canadian theatre company
• Associated Talking Pictures, former name of Ealing Studios, a television and film production company

Transport

• British Aerospace ATP, airliner
• Airline transport pilot license
• ATP Flight School, US
• ATP (treaty), UN treaty that establishes standards for the international transport of perishable food
• Aitape Airport, Papua New Guinea, IATA code
• Anti-trespass panels, meant to deter pedestrians from walking on or adjacent to train tracks
• Automatic train protection, system installed in trains to prevent collisions through driver error
  • Automatic Train Protection (United Kingdom), method of beacon based railway cab signalling

Economics

• Available-to-promise, responding to customer order enquiries
• Arbejdsmarkedets Tillægspension, a Danish pension
• Allmän tilläggspension, a Swedish pension

Other uses

• Around-the-post, a term used in the game of pickleball