TPG Rise Climate, a TPG’s global impact investing platform, and The Rise Fund, a fund managed by TPG, led a $450m Series E funding round in Form Energy, an American technology company developing and commercializing a new class of cost-effective, multi-day energy storage systems, with participation from ArcelorMittal. "Form continues to demonstrate its ability to rapidly advance and scale long duration energy storage technology. The company is a leader in a market that is a critical part of the energy transition. We are delighted to deepen our partnership with Mateo and the team as they position Form for its next phase of growth and innovation,” Marc Mezvinsky, TPG Partner.