ADNOC Drilling Company has appointed Abdulla Ateya Al Messabi as its new Chief Executive Officer (CEO) succeeding current CEO Abdulrahman Abdulla Al Seiari who is retiring at the end of the year.

The decision was made by the company’s Board of Directors as part of a planned leadership transition. The Board also decided that Al Seiari, who dedicated more than 45 years for serving ADNOC and ADNOC Drilling, will remain in an advisory capacity through the year-end to support a smooth and seamless leadership transition.

Al Messabi has previously held the position of CEO at ADNOC Sour Gas. Before that, he had been leading ADNOC Refining. Throughout his career, he has consistently driven operational excellence, transformative initiatives, and sustainable growth across ADNOC’s upstream and downstream businesses. His strong background in overseeing complex energy operations and advancing strategic initiatives is expected to be instrumental in supporting ADNOC Drilling’s continued growth and long-term vision.

ADNOC Drilling Company PJSC is the largest national drilling company in the Middle East by rig fleet size and a key subsidiary of the Abu Dhabi National Oil Company (ADNOC). It offers integrated drilling services (IDS), which include drilling, completion, and well construction. This integrated approach enhances efficiency, reduces costs, and accelerates well delivery times. The company’s fleet includes over 100 rigs, and it supports both conventional and unconventional resource development.