The session explores innovative approaches and technological advancements in well repurposing and design for geothermal energy, carbon capture, and energy storage. It covers comprehensive assessment tools for geothermal investment decisions, strategies for next-generation offshore carbon storage through CO2 injection wells, and material testing for carbon capture well construction. Key topics also include corrosion fatigue analysis for tubular designs, mechanical durability of well cement formulations for long-term integrity, and insights from Saudi Arabia's first successful geothermal well, marking a new era of renewable energy.