CTG may refer to:
Businesses and organizations Businesses Channel Technologies Group, an American piezoelectric materials manufacturer Channel Tunnel Group, the British half of the Channel Tunnel consortium China Three Gorges Corporation, a Chinese power company Computer Task Group, an American information technology staffing company The Counterterrorism Group, Inc., a subsidiary of Paladin 7 VietinBank, a Vietnamese bank, stock ticker CTG
Organizations CTG Collective, a not-for-profit art organization CTG Kurdistan, the primary investigative arm of the Kurdistan Regional Government Center for Technology in Government, a research institution of University at Albany, US Central Economic Society for the Grand Duchy of Poznań, a social-economic organization of Polish landowners Close the Gap, a social justice campaign in Australia Commerce & Trade Group, a branch of the Central Superior Services of Pakistan Counter Terrorism Group, a European intelligence sharing forum, offshoot of Club de Berne
Science and technology Cardiotocography, a technique to record fetal heartbeat CTG, in the common genetic code a DNA triplet encoding leucine Cotangent (cot or ctg), a trigonometric function
Other uses Chittagong, a city in Bangladesh commonly abbreviated Ctg Chittagonian language, ISO 639-3 language code ctg Commander Task Group, designation of US Navy task groups including in United States Tenth Fleet Rafael Núñez International Airport, in Cartagena, Colombia, IATA airport code CTG Canadian Coast Guard, (ICAO airline designator) CTG
See also Crypto: The Game, a browser game