ADNOC Offshore Operates Major Oil Fields: ADNOC Offshore manages some of Abu Dhabi’s largest offshore oil and gas assets, including Upper Zakum, Lower Zakum, Umm Shaif and Nasr. Offshore production remains essential to the UAE’s overall crude capacity. In addition to maintaining large-scale operations, the company is adopting digital monitoring, remote technologies and advanced operational systems designed to improve productivity, reliability and efficiency across complex offshore facilities.