Abu Dhabi National Oil Company (ADNOC) has activities in creating an integrated oil and gas industry in the fields of exploration and production, support services, oil refining and gas processing, chemicals and petrochemicals, maritime transportation and refined products and distribution. ADNOC has 14 subsidiary companies working in the various fields of the oil, gas, and petrochemical industry
as well as crude oil and gas transport and services. They include Abu Dhabi Company for Onshore Oil Operations (ADCO), Abu Dhabi Marine Operating Company (ADMA-OPCO), Abu Dhabi Gas Industries Limited (GASCO), Abu Dhabi Gas Liquefaction Company Limited (ADGAS), Zakum Development Company (ZADCO), Abu Dhabi Oil Refining Company (TAKREER), National Drilling Company (NDC), ESNAAD, Abu Dhabi Petroleum Ports Operating Company (IRSHAD), Ruwais Fertilizer Industries (FERTIL), Abu Dhabi Polymers Company Limited (Borouge), National Gas Shipping Company (NGSCO), Abu Dhabi National Tanker Company (ADNATCO), and ADNOC Distribution.
