Redirecting global savings towards climate investments in developing countries is urgent to avoid a bifurcation of these countries towards development paths incompatible with the 1.5°C and 2°C temperature stabilization targets. Cooperative approaches supported by guarantee mechanisms may contribute to this redirection. An example of a multi-sovereign guarantees architecture and deliver the short-term development and macro financial benefits in developing countries. The event will launch a debate about how to exploit this potential by launching a circle of trust between project initiators on the ground, private and public financial institutions, and governments.