This document outlines tools and best practices for implementing Sustainable Energy Action Plans (SEAPs) in Greece. It discusses how 55 SEAPs have been submitted and approved in Greece so far. It also describes the various support structures in place, including 13 regional coordinators and supporters. Funding opportunities are available through national projects focused on energy efficiency in public and private buildings, alternative financing schemes, and European projects. Best practices are also highlighted, such as nearly zero energy renovations of social housing and school buildings integrating renewable energy sources. Capacity building efforts bring municipalities together to share experiences implementing SEAPs.