AlNowais Investments operates across the Middle East, Asia, Europe, and Africa. It has activities in several sectors including engineering and construction, oil field services, healthcare, communication systems, chemical industries, real estate, hospitality, renewable and green Energy and water desalination . In the investment and financial sectors, Hussain AlNowais owns around 7.6% of Waha Capital Company. AMEA Power, a subsidiary of AlNowais Investments, is currently developing projects that are set to add up to 6,000 MW of capacity to its portfolio. The family also owns a controlling stake of Rotana, which operates a group of hotels. Hussain AlNowais is also the vice chairman of Abu Dhabi Commercial Bank.