AEA or Aea may refer to:

Companies

• AEA Investors, one of the oldest private equity firms in the United States
• AEA Technology, a British company mainly specialising in environmental consulting
• Audio Engineering Associates, a US company specializing in ribbon microphones
• AEA, Akbarpura Education Academy in District Nowshera

Organizations

• Actors' Equity Association, a U.S. labor union
• AeA, formerly known as the American Electronics Association, a non-profit technology trade association
• Aerial Experiment Association, an early aeronautical research organisation
• Aero Engineers Australia
• American Economic Association
• American Evaluation Association
• Arkansas Environmental Academy
• Associa o de Escuteiros de Angola
• Association of European Airlines
• United Kingdom Atomic Energy Authority (or UKAEA), a UK governmental nuclear research organisation

Mythology

• Aea, an alternative name for the Greek goddess Gaea
• Aea, alternate spelling for Aeaea
• Aea, the main city of Colchis

Other

• Abemama Atoll Airport, an airport on Abemama, Kiribati (IATA code)
• Advanced Extension Award of the British educational system
• Air Entraining Agent, see Foam Index
• An Event Apart, A web design conference founded by Jeffrey Zeldman and Eric Meyer.
• Arachidonoylethanolamide, an alternative name for anandamide
• Autoerotic asphyxiation, a sexual act
• Applied Element Analysis, a method of numerical simulation analysis using the applied element method.

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