How much funding has XL Batteries raised?

XL Batteries has raised $46.0M in total funding, most recently a Series A round.

Who are XL Batteries's investors?

XL Batteries's investors include Merrin Investors, Catalus Capital, The Engine, SIP Global Partners, Xerox Ventures.

Where is XL Batteries headquartered?

XL Batteries is headquartered in Paris, New York, United States.

What industry is XL Batteries in?

XL Batteries operates in Energy, Climate Tech.

XL Batteries

Charging Ahead

Paris, United States · $46.0M raised

Energy

Climate Tech

Headquarters: Paris, New York
Business Model: B2B
Website: xl-batteries.com

Total Funding: $46.0M
Last Round: $19.0M Series ASep 2025
Rounds: 7

About

XL Batteries develops organic flow batteries for grid-scale, long-duration energy storage. The company's technology provides the lowest-cost, safest, and most efficient solution to address rising grid demand from AI data centers, manufacturing, and mass electrification.

Summary

XL Batteries is an Energy company based in Paris, United States. It has raised $46.0M in total across 7 rounds, most recently a $19.0M Series A round in Sep 2025. Investors include Merrin Investors, Catalus Capital and The Engine.