AEC

AEC may refer to:

Organizations

 * Catalan Space Agency (Agència Espacial de Catalunya)
 * Ars Electronica Center, Linz, Austria
 * Art Ensemble of Chicago, US

Governance

 * African Economic Community
 * African Energy Chamber
 * Alaska Engineering Commission
 * ASEAN Economic Community
 * Assessment and Evaluation Commission, a peace agreement monitoring commission in Sudan
 * Assets Examination Committee, a military-appointed committee in Thailand
 * Atomic Energy Commission (disambiguation), of various countries, especially:
 * United States Atomic Energy Commission
 * Australian Electoral Commission

Business

 * Aero Engine Controls, a Rolls-Royce plc company
 * Aluminum Extruders Council, a US trade association
 * Anger Engineering Company, in Milwaukee, Wisconsin, US, from 1913 to 1915
 * Architecture, Engineering, & Construction, a collective term for 3 associated industries; e.g. Industry Foundation Classes
 * Sometimes also Facility Management (Operations) is added, and this is called "AECO"
 * Arctic Economic Council
 * Associated Equipment Company, a former British bus and lorry manufacturer
 * Astro AEC, a Malaysia TV channel
 * Automotive Electronics Council, a US qualification standard organization
 * Advanced Electronics Company, Riyadh, Saudi Arabia

Education

 * Army Educational Corps, later the Royal Army Educational Corps
 * Asansol Engineering College, in West Bengal, India
 * Assam Engineering College, in Guwahati city, India
 * European Association of Conservatoires, the main association of colleges and university schools of music in Europe

Science and technology

 * 3-amino-9-ethylcarbazole, an immunohistochemistry stain (chromogen)
 * Abstract elementary class, in mathematical logic
 * Acoustic echo cancellation, in telephony
 * Automatic exposure control, in radiography
 * Anion exchange capacity, in pedology (soil sciences)

Sports

 * America East Conference, an NCAA Division I athletic conference
 * Atlantic East Conference, an NCAA Division III athletic conference

Other uses

 * Acoustic Echo Cancellation
 * Actually existing capitalism
 * Angeles Electric Corporation
 * AEC Armoured Command Vehicle, a series of command vehicles built by the British Associated Equipment Company during the Second World War.
 * Anti-Eviction Campaign, a South African social movement
 * Attestation of College Studies, a college certificate in the Quebec, Canada
 * Sa'idi Arabic (ISO 639-3 code)