As the energy landscape shifts—fueled by clean energy goals, accelerating load growth, and system reliability pressures—long-duration storage is stepping into a vital role. In this Spark Tank, Hydrostor showcases how A-CAES technology meets these emerging needs, from supporting grid flexibility to enable deeper decarbonization and support 24/7 hourly matching goals. The session also dives into new market-based solutions designed to unlock LDES investment, especially where legacy utility models no longer apply.