The document summarizes the work of the Energy Communities Tipperary Cooperative (ECTC) which represents 8 community energy teams in Tipperary, Ireland. Over the period from 2011-2018, ECTC invested €8.5 million, with €4.5 million from SEAI funding, to upgrade 658 homes and 21 community buildings with energy efficiency measures. Upgrades included attic and wall insulation, window and door replacements, heating system upgrades, and renewable energy installations. ECTC statistics show the increasing number of homes and buildings upgraded each year, as well as rising energy savings and project spending. Challenges moving forward include balancing costs with social goals, managing tight project timelines, and adapting to changing economic