Sumreen Rattan

Co-founder & COO
Moment Energy

Sumreen is the COO and co-founder of Moment Energy, North America's leading EV battery repurposing company creating clean, affordable, and reliable battery energy storage systems (BESS) by repurposing EV batteries. Moment Energy is the first facility in North America and second facility in the world to have earned UL 1974: the Standard for EV Battery Repurposing Facilities.

At Moment Energy, Sumreen works with major automotive companies, including Mercedes Benz Energy, to support circular economy goals and ensure EV batteries are safely used in second-life applications before they are recycled. BESS solutions by Moment can be used in a variety of applications, including powering EV charging stations, improving grid reliability, and reducing demand charges. Sumreen has been recognized by Forbes as one of their 30 Under 30 in 2023, and by The Globe and Mail, where she was recognized as a Business Changemakers.