The Training Workshop on Developing Concept Notes for the Green Climate Fund: Urban Climate Resilience in Indonesia was successfully conducted on 12 – 16 June 2023 in Jakarta, Indonesia. The 5-day national training program designed to empower the stakeholders to develop a high-quality concept notes aimed at securing climate finance, with a specific emphasis on the GCF. It consisted of lectures, group exercises, and presentations, and enabled the participants to successfully deliver four concept note project proposals relating to water/flood management, agriculture system, public health system and solid waste management, as a final output of the training workshop.