XL Batteries Wins 2026 BloombergNEF Pioneers Award

XL Batteries has been recognized by BloombergNEF as one of 12 Climate Innovators developing technologies to lead the energy transition.

Marlborough, MA (April 20, 2026) —  XL Batteries, an energy storage company that is building the lowest-cost, safest and most efficient form of long-duration energy storage (LDES) is honored to be recognized as a 2026 BNEF Pioneer.

“XL Batteries is focused on delivering safe, reliable, and lower-cost long-duration storage systems, and I’m incredibly honored that this work and our organic flow battery has established us as a BloombergNEF Pioneer.  As grid stress increases due to data centers, manufacturing, and other demands, we remain deeply committed to innovating a storage solution that meets the financial, operational, and scalability requirements of modern energy infrastructure."
Dr. Thomas Sisto, Co-Founder & CEO, XL Batteries

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