ECM

ECM may refer to:

Economics and commerce

 * Engineering change management
 * Equity capital markets
 * Error correction model, an econometric model
 * European Common Market

Mathematics

 * Lenstra's Elliptic curve method for factoring integers
 * European Congress of Mathematics
 * Equivalent circuit model for Li-ion cells

Science and medicine

 * Ectomycorrhiza
 * Electron cloud model
 * Engineered Cellular Magmatics
 * Erythema chronicum migrans
 * Extracellular matrix

Sport

 * European Championships Management

Technology

 * Electrochemical machining
 * Electronic contract manufacturing
 * Electronic countermeasure
 * Electronics contract manufacturing
 * Electronically commutated motor
 * Energy conservation measure
 * Engine control module
 * Enterprise content management
 * Error correction mode

Other uses

 * East Camberwell railway station, Melbourne
 * ECM Records, a record label
 * ECM Real Estate Investments, a defunct real estate developer based in Luxembourg
 * Edinburgh City Mission, a Christian organization in Scotland
 * Editio Critica Maior, a critical edition of the Greek New Testament
 * Elektrani na Severna Makedonija (Електрани на Северна Македонија), a power company in North Macedonia
 * Energy Corrected Milk, in farming
 * Episcopal Conference of Malawi
 * Every Child Matters, a UK Government initiative for children
 * Every Child Ministries, a Christian charity for African children
 * Exceptional case-marking, in linguistics