Al Sayegh co-chairs the UAE-UK Business Council along with
Lord Udny-Lister. In September 2018, the UAE President Sheikh Khalifa bin Zayed Alnahyan, appointed Al Sayegh as the minister of state in the UAE Cabinet. He was Chairman of ADGM, which oversees the UAE capital city's International Financial Centre (IFC). He is the managing director of
Dolphin Energy, a natural gas company. The company produces and processes natural gas from
Qatar's North Field and transports the gas by sub-sea pipeline to the UAE from which it is delivered in the
UAE and
Oman. He is founding board member of
Etihad Airways and currently serves as a board member. He played an instrumental role in the launch of the UAE's national airline in 2003 and its subsequent growth. He has worked in the Abu Dhabi state-owned oil company
Abu Dhabi National Oil Company (ADNOC). He has been on a number boards including chairman of Abu Dhabi Global Market; deputy chairman of the Emirates Nature-WWF; board member of Etihad Aviation Group; board member of Abu Dhabi Development Fund; and chairman of Al Jazira Investment Company. Former board positions include deputy chairman of
First Gulf Bank; founding chairman of
Aldar Properties; founding board member of
Mubadala Development Company; founding chairman of Abu Dhabi Future Energy Company (Masdar); founding board member and managing director of
Emirates Foundation; founding board member of Abu Dhabi Water & Electricity Authority; founding board member of Abu Dhabi Ship Building Company; board member of
Abu Dhabi National Insurance Company; board member of Tawazun (formerly UAE Offsets Group); board member of
Abu Dhabi Tourism Authority; board member of
Abu Dhabi Education Council; and board member of
Abu Dhabi Media. == Honours and awards ==