Climate Investor One (CI1) is a USD 950 million blended finance facility focused on providing capital to renewable energy projects in developing countries. CI1 has a focus on Africa, South & Southeast Asia, and Latin America, and uses a whole-of-life financing approach intended to reduce implementation timelines.

The facility also enjoys support from the European Commission through its External Investment Plan, as part of its wider commitment to sustainable development and climate change mitigation, as well as cornerstone support from the Public and Private Sector across North America, Africa, Europe and Asia. CI1 is managed by Climate Fund Managers (CFM). CFM is jointly owned by the Development Bank of the Netherlands, FMO, and the South African infrastructure investment business, Sanlam Infraworks, part of the Sanlam Group.