AES

AES may refer to:

Companies

 * AES Corporation, an American electricity company
 * AES Data, former owner of Daisy Systems Holland
 * AES Eletropaulo, a former Brazilian electricity company
 * AES Andes, formerly AES Gener, a Chilean electricity company
 * AES Hawaii, an American electricity company
 * American Education Services, part of the Pennsylvania Higher Education Assistance Agency
 * Asian Educational Services, an Indian publisher

Schools

 * Academy of Environmental Science, in Crystal River, Florida, U.S.
 * AES Algiers, in Algeria
 * American Embassy School, in New Delhi, India
 * Ascension Episcopal School, in Louisiana, U.S.
 * Assumption English School, in Bukit Panjang, Singapore
 * Ayden Elementary School, school in Ayden, North Carolina

Other organizations

 * Academic Evaluation Services, a global organization that provides evaluations of foreign academic credential and translation services
 * AES Group, now AES+F, a Russian artist collective
 * Amateur Entomologists' Society, a British organisation
 * American Elasmobranch Society, a professional society
 * American Epilepsy Society, an American professional society for epilepsy
 * Association of European Sommeliers, a non-profit organization to promote the profession of sommelier in Europe
 * Audio Engineering Society, an American professional society

Science and technology

 * Acoustic echo suppression, in telephony
 * Advanced electronic signature, an EU-compliant electronic signature system (alternatively AdES)
 * Advanced Encryption Standard, or Rijndael, a specification for the encryption of electronic data
 * Agricultural experiment station, a scientific research center
 * Algebraic entry system, a calculator input method
 * Alkaline earth silicate, a mineral wool
 * Application Environment Services, a component of GEM (desktop environment)
 * Atomic emission spectroscopy, a method of chemical analysis
 * Auger electron spectroscopy, in surface chemistry and materials science
 * Automated Enforcement System, a road safety enforcement system in Malaysia
 * Automated essay scoring, the use of computers to assign grades
 * Automated Export System, an American exports information system
 * AES (Advanced Entertainment System), a version of the Neo Geo
 * Automatic Extinguishing System Automatic fire suppression

Other uses

 * "Aes", a 1999 song by Skepticism
 * AES Railcar, a Chilean railcar
 * Ålesund Airport, Vigra, Norway, IATA airport code AES
 * Alsea language, ISO 639-3 code aes
 * Alternative Economic Strategy, an economic strategy proposed in the 1970s by British politician Tony Benn
 * Actually existing socialism, a catchphrase coined by Leonid Brezhnev to refer to Soviet-style economic planning
 * Alliance of Sahel States (French: l'Alliance des États du Sahel), an intergovernmental military alliance between Mali, Niger and Burkina Faso
 * Hainai, a Native American tribe sometimes also called the Aes