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XL Batteries

XL Batteries is an innovative energy storage company specializing in the development of low-cost, safe, and efficient long-duration energy storage solutions. Utilizing proprietary organic flow battery technology, XL Batteries addresses critical energy challenges by reducing reliance on scarce materials and specialized infrastructure. This approach enhances grid resilience and supports energy independence, making it a leader in the long-duration energy storage sector. Founded by Columbia University scientists, the company serves grid operators, independent power producers, data centers, and heavy industries.

Leadership & Board

Currently, no data available

Latest Estimated Valuation

Estimated Valuation
Estimated Valuation
Total Amount Raised$8M
Total Amount Raised$8M
Total Funding Rounds1
Total Funding Rounds1
Latest Funding Amount$8M
Latest Funding Amount$8M
Latest Funding RoundInvestment
Latest Funding RoundInvestment
Post-Money Valuation
Post-Money Valuation

Funding Round

Funding Date
Funding Round
Amount Raised
Post-Money Valuation
Sep 17, 2025
Investment
$7.50M

Investors

Investor Name
Funding Round

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