Oil Industry Giants: ADNOC

Exploration and Production

Abu Dhabi Marine Operating Company (ADMA-OPCO)

Created in 1977, ADMA-OPCO is owned by ADNOC and three other shareholders and deals with all of the offshore exploration and production operations for Abu Dhabi.

ADNOC own 60% with Total owning 13.33%, BP owning 14.67% and the Japan Oil Development Company (JODCO) taking a 12% share. 

The company contracts a fleet of offshore vessels and helicopters, while logistics support is co-ordinated between Das Island, the fields and Mussafah Supply Base.

At present, the company is using 12 rigs, all under contract with National Drilling Company (NDC), another member of the ADNOC Group.

Abu Dhabi Company for Onshore Oil Operations (ADCO)

ADCO was incorporated by ADNOC in 1978 and is responsible for all onshore and shallow coastal water oil and gas operations for ADNOC.

The company produces from the following oil fields: - Asab, Bab, Bu Hasa, Sahil, Shah, Rumaitha, Shanayel and Dabbi’ya and Jarn Yaphour. The fields are connected by a 450 kilometre pipeline network

The company is also working on a number of large-scale projects including the onshore section of the $10 billion Integrated Gas Development.

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Zakum Development Company (ZADCO)

ZADCO's mandate was to develop the Upper Zakum field on behalf of ADNOC and for the benefit of the shareholders in the joint venture, Abu Dhabi National Oil Company (ADNOC), ExxonMobil, and Japan Oil Development Company Ltd. (JODCO).

Besides Upper Zakum , the Company operates Umm Al Dalkh, and Satah fields. Crude oil from Upper Zakum, Umm Al Dalkh and Satah fields is pumped via main oil lines to Zirku Island for further processing, storage and export.

Zirku Island is located 140km north west of Abu Dhabi. With its advanced oil and gas installations, Zirku is considered the main industrial base for the processing, storage and export of oil from Upper Zakum, Umm Al-Dalkh and Satah Fields.