ISE 2023 is a technical-scientific event that aims to bring together experts, professionals, and academics from the energy sector in Brazil, Germany, Portugal, and other countries to exchange knowledge, experiences, and actions related to energy transition and sustainable development. The aim is to promote dialogue, collaboration, and partnerships among different energy industry sectors, including policymakers, researchers, students, technology providers, and end-users, addressing sustainable energy systems and the challenges of industrial decarbonization. Among these challenges, the use of green hydrogen will be discussed in the plenaries and panel discussions of ISE 2023. Co-sponsored by: UFABC Av. dos Estados, 5001, Santo André, Sao Paulo, Brazil, 09280-560