CCM may refer to:
Computing CCM mode, an encryption algorithm Client Configuration Manager, a component of Microsoft System Center Configuration Manager Combined Cipher Machine, a WWII-era cipher system Community Climate Model, predecessor of the Community Climate System Model Constrained conditional model, a machine-learning framework Convergent cross mapping, a test for cause-and-effect relationships CORBA Component Model Customer communications management, a type of software
Government Center for Countermeasures, a US White Sands Proving Grounds operation Chama Cha Mapinduzi, the ruling political party in Tanzania Convention on Cluster Munitions, a 2010 international treaty prohibiting cluster bombs
Job titles Certified Case Manager, an accreditation for health care providers Certified Consulting Meteorologist, an accreditation of the American Meteorological Society (AMS) Command Chief Master Sergeant, a rank and billet in the U.S. Air Force Certified Construction Manager, an accreditation by the Construction Management Association of America
Music Contemporary Christian music Contemporary classical music Contemporary commercial music University of Cincinnati – College-Conservatory of Music CCM Magazine, an online publication
Schools and organizations Cardinal Courier Media, an overseeing body at St. John Fisher College City College of Manila, Philippines Council of Churches of Malaysia, an ecumenical fellowship in Malaysia County College of Morris, New Jersey, United States
Science and medicine Calcium concentration microdomains, part of a cell's cytoplasm Carbon concentrating mechanisms, a photosynthesis condition in plants Cardiac contractility modulation, a therapy for heart failure Cerebral cavernous malformation, a type of venous malformation in the brain Climate change mitigation, climate change topic Convergent cross mapping, a statistical test
Places Cape Cod Mall, a shopping mall in Hyannis, Massachusetts Macao Cultural Centre, Macau, China
Sport CCM (bicycle company), a Canadian bicycle manufacturer CCM (ice hockey), a Canadian sporting goods brand Central Coast Mariners FC, an Australian A-League football team Clews Competition Motorcycles, a British motorcycle manufacturer
Transportation CCM Airlines, an airline of Corsica, France Combatant Craft Medium, a U.S. Navy patrol boat Core Cabin Module, a part of the Chinese space station
Other uses Cubic centimetre (ccm), metric unit of volume Catherine Cortez Masto (born 1964), United States Senator from Nevada Caja Castilla-La Mancha, a former Spanish savings bank Celestial Classic Movies, a Chinese pay-TV movie channel Moroccan Cinematographic Center, a public institution responsible for regulating and promoting the Moroccan film industry