Core Insights - GIGA Storage and Vattenfall have formalized a battery energy storage tolling agreement for Project Leopard, which will start on January 1, 2028, allowing Vattenfall to optimize 100MW of the total 300MW capacity for various purposes [1][2] - The tolling contract is crucial for GIGA Storage's strategy to bring Project Leopard to market, ensuring stable and long-term revenue, thereby enhancing the project's financial viability [2] - Project Leopard has a total storage capacity of 1,200MWh and reached financial close in May 2025, currently under construction [3] Company and Industry Developments - The partnership leverages GIGA Storage's expertise in developing utility-scale battery systems and Vattenfall's experience in market offerings and BESS optimization [2] - GIGA Storage's CEO emphasized the strategic importance of utility-scale storage in addressing grid challenges and enhancing renewable energy integration [4] - Project Leopard is the first in the Netherlands to sign a transmission-driven transport restriction agreement with TenneT, indicating its significance in the energy landscape [3]