SEC

SEC or Sec may refer to:

Companies

 * Solar Entertainment Corporation, a Filipino media company
 * Samsung Electronics Co., Ltd., an electronics company

Government

 * Securities and Exchange Commission (disambiguation)
 * U.S. Securities and Exchange Commission
 * State Electricity Commission of Victoria, Australia
 * State Examinations Commission, Ireland
 * State-owned Enterprises Commission, Taiwan

Science

 * Saga execution coordinator, a component of the saga interaction pattern in computer science
 * , the Sec secretion system in bacteria
 * Secant function, in mathematics
 * Size-exclusion chromatography
 * Space Weather Prediction Center, formerly Space Environment Center
 * Selenocysteine, an amino acid
 * Secondary Electron Conduction Tube, part of the Apollo TV camera
 * SEC experiment (Scattering Experiment Chambers) at CERN

Sports

 * Southeastern Conference, one of the major U.S. collegiate sports conferences
 * Southeast Conference in the Wisconsin Interscholastic Athletic Association
 * Speedway European Championship, motorcycle speedway competition

Places

 * Seč (disambiguation), places in Central Europe

Other uses

 * Dalek Sec, a Doctor Who character
 * Scottish Episcopal Church
 * Sec (wine), a French term used to indicate the sweetness level of a wine
 * SEC Armadillo (part of Scottish Event Campus), an auditorium located near the River Clyde, in Glasgow, Scotland.
 * SEC Centre (part of Scottish Event Campus), Scotland's largest exhibition centre, located in Glasgow, Scotland.
 * Secco, a musical term meaning "dry", "without resonance" or "quick"
 * Second, a unit of time
 * Section (typography), a subdivision, especially of a chapter, in books and documents
 * St Edmund's College, Ipswich
 * Mercedes-Benz SEC