Christos Anastasios Tzagkas serves as Policy Officer for EU Affairs at the European Renewable Gas Registry (ERGaR), an organization dedicated to supporting the cross-border trade of biomethane certificates throughout Europe. With a strong academic foundation in policy—holding a Bachelor’s degree in Political Science and a Master’s in International Relations—Christos brings valuable experience from his roles within EU institutions and public affairs consultancies. He specializes in association management, EU advocacy strategies, and stakeholder engagement. In his current position, Christos tracks key EU regulatory developments concerning renewable gas certification, analyzing both draft and enacted legislation to assess their practical impact on businesses. He provides ERGaR members with guidance on compliance strategies, risk management, and identifying new market opportunities. Driven by a commitment to decarbonizing Europe’s energy sector, Christos is dedicated to promoting robust, transparent certification frameworks for renewable gases and fostering strong stakeholder collaboration to advance the industry’s goals.