# XL Batteries

Startup profile on Capital Atlas: https://capitalatlas.ai/startups/xl-batteries

- Industry: Energy Storage & Batteries
- Headquarters: Marlborough, US
- Website: www.xlbatteries.com/
- Total disclosed funding: $10M
- Latest round: Seed (Feb 23, 2023)
- Investors on record: 3

## About

Founded in 2019, and Based in the Marlborough, MA, US, XL Batteries, Inc. provides electrochemical flow batteries for grid energy storage. The company offers long-duration, grid-scale storage battery solutions. It provides electrochemical flow batteries for energy storage which can be used anywhere anytime. The firm uses standard industrial equipment to manufacture salt-water chemistry-based batteries which are designed to reduce waste within the existing energy infrastructure. In August 2025, XL Batteries raised USD 7.5 million in seed funding from new investor Merrin Investors. The company plan to use the August 2025 funding to expand flow battery production and strengthen energy supply systems. The company offers long-duration, grid-scale storage battery solutions. It provides electrochemical flow batteries for energy storage which can be used anywhere anytime. The firm uses standard industrial equipment to manufacture salt-water chemistry-based batteries which are designed to reduce waste within the existing energy infrastructure. XL Batteries generates revenue by manufacturing and selling automotive and industrial batteries, offering energy storage solutions, and supplying OEMs, distributors, and retailers across India and international markets.

## Funding rounds

- Seed, Feb 23, 2023, $10M — Catalus Capital, Strategic Incubation Partners, Myriad Venture Partners

## Investors

- Catalus Capital (https://capitalatlas.ai/funds/catalus-capital) — Seed
- Strategic Incubation Partners (https://capitalatlas.ai/funds/strategic-incubation-partners) — Seed
- Myriad Venture Partners (https://capitalatlas.ai/funds/myriad-venture-partners) — Seed