In addition to the members of the Board of Directors, the day-to-day management of our operations is conducted by our senior management team, as follows:
Chief Executive Officer
Abdulla Ateya Al Messabi, appointed CEO of ADNOC Drilling in June 2025, is an industry specialist with over 20 years of experience and a track record in leadership and value creation in diversified and challenging aspects across the energy sector. He has previously served as CEO of ADNOC Sour Gas and, prior to that, CEO of ADNOC Refining. His leadership has consistently delivered operational excellence, business transformation, and sustainable growth across ADNOC’s upstream and downstream portfolio. His deep expertise in managing complex energy operations and driving strategic expansion will support ADNOC Drilling’s continued growth and ambition.
Senior Vice President Operations (Onshore)
Sultan Al Mansoori has over 20 years of drilling experience at ADNOC. He has held many leadership roles across ADNOC upstream group of companies (Offshore and Onshore). As Senior Vice President – Onshore, he is responsible for the Company’s Land Rig Operations Function that includes Land Rigs, Water Well Rigs, Rig Moves, Operations Support and Base Support.
Senior Vice President Operations (Onshore)
Chief Financial Officer
Youssef Salem joined ADNOC Drilling as Chief Financial Officer in 2023. Previously serving as the CFO of AIQ, a leading AI Platform for the oil and gas and energy sector, Salem has over 11 years of investment banking experience, holding several key executive and advisory roles with Moelis & Company and QInvest. He is also a CFA Charterholder, a Fellow of the Society of Actuaries, and a former Adjunct Professor of Practice at the American University in Cairo.
Chief Financial Officer
Senior Vice President, Oil Field Services
Emri Zeineldin joined ADNOC Drilling in December 2018 as Senior Vice President, Oil Field Services (OFS). Over the course of his career, Emri has held various senior positions within the Baker Hughes oil field services division, including Director and General Manager (then, BHGE) in the UAE and Yemen from 2017 to 2018.
Senior Vice President, Oil Field Services
Senior Vice President Operations (Offshore)
Mr. Adel Al Marzooqi serves as the Senior Vice President Operations (offshore) of the Company, with over 25 years of experience in drilling engineering and operations. Throughout his career, he has held various senior roles within the ADNOC upstream group companies. In his current capacity, Mr. Al Marzooqi is responsible for the strategic direction and operational management of the Jack-Ups, Island Rigs, and Marine Services divisions.
Senior Vice President Operations (Offshore)
Senior Vice President, Human Capital and Shared Services
Shaikha Ali Al Dhaheri joined ADNOC Drilling in 2022 as Senior Vice President, Human Capital and Shared Services. She has overall responsibility for leading the company's workforce strategies, talent development and organization development. Shaikha has been associated with ADNOC since 2004, and most recently served as Senior Vice President, Human Capital and Administration at ADNOC Offshore.
Senior Vice President, Human Capital and Shared Services
Senior Vice President, Finance & Control
Dr. Yousuf Alkhoori brings over 16 years of distinguished experience within the ADNOC Group. As Senior Vice President, Finance & Control at, he leads key functions including Treasury Operations, Enterprise Risk Management, Financial Reporting, and Corporate Planning & Performance. Previously, Dr. Alkhoori served as Vice President of Group Treasury & Risk Management at ADNOC, where he was responsible for overseeing treasury operations and financing strategies.
Senior Vice President, Finance & Control
General Counsel
Elias Tarawneh joined ADNOC Drilling as General Counsel in September 2023. He has more than 21 years of experience practicing as a counsel in the areas of energy and capital markets. Previously, Elias has served as a Regional General Counsel at Baker Hughes, Regional Lead Counsel for the OFE business at GE Oil & Gas and Regional General Counsel and Board Secretary at National Petroleum Services.
General Counsel
Vice President, Audit and Assurance
Dr. Eisa Al Hammadi has been associated with ADNOC since 2013, and currently leads the Audit & Assurance Division within ADNOC Drilling as Vice President. With a doctorate in Corporate Governance, his professional experience encompasses key public and private entities along with financial institutions.
Vice President, Audit and Assurance