Mattar was appointed to his current role in April 2021. IHG Hotels & Resorts operates 167 hotels and has 112 properties in the pipeline, including 37 hotels in Saudi Arabia and five hotels in Egypt across eight brands, including InterContinental, Holiday Inn, and Staybridge Suites. In December 2021, IHG signed two management agreements: one with the Dallah Real Estate Company for a Hotel Indigo Resort in Jeddah; and one with the Pyramids Group for Urban Development for 300 rooms to open in early 2026. Mattar has over 25 years of experience and was also a senior advisor and a member of the Executive Leadership Committee for the Saudi Ministry of Tourism.