Khalifa first joined ADH as a board member in 2019. ADH develops communities by building mixed-use compounds. It has more than 8,620 completed units worth a total of $323 million and 14,900 under construction worth $811.2 million. In the first nine months of 2023, ADH recorded total assets worth $251.3 million and revenues of $28.2 million. As of October 2023, ADH’s Nyoum Mostakbal project recorded $85.7 million in sales, and the company plans to increase its investment in the project to $14.9 million by 2024. It had a market cap of $45.8 million as of November 15, 2023.