The Islamic Development Bank (IsDB) is a multilateral development bank established in 1973 and headquartered in Jeddah, Saudi Arabia. Owned by 57 member countries, it promotes economic development and social progress through Sharia-compliant financing. The bank supports public and private sector projects using instruments such as project finance, equity participation, leasing, guarantees, trade finance, and technical assistance, often mobilizing co-financing with other development partners and commercial lenders.
IsDB focuses on infrastructure, energy (including renewables), water and sanitation, transport, agriculture, health, education, and innovation. For the chemical and broader process industries, its activities are relevant through financing of energy and water systems, industrial zones, logistics, and sustainability initiatives that enable industrial growth and decarbonization in member countries. The bank also works through affiliated entities within the IsDB Group to support private-sector development, trade, and investment risk mitigation.