Gelion

Gelion plc, headquartered in London and listed on AIM, pioneers lithium-sulfur and zinc-bromide energy storage solutions. Originating from the University of Sydney, the company delivers sustainable technologies for renewable energy, aerospace, and automotive applications, supported by strategic partnerships and robust investments.

Company Location

Country:

United Kingdom

City:

London

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Company Overview

Gelion plc is a London-based battery technology company founded in 2015 from the University of Sydney. It pioneers lithium-sulfur and zinc-bromide energy storage systems focused on reliability, cost-effectiveness, and environmental sustainability, and is listed on the AIM market of the London Stock Exchange. With battery production demand projected to rise 180-fold by 2030 to support renewable energy adoption, Gelion’s innovations are critical to meeting this challenge.

Battery Technology

Gelion’s core technologies include lithium-sulfur (Li-S) cells delivering up to 402 Wh/kg energy density in its GEN3 semi-solid-state cell and 395 Wh/kg in a 9.5 Ah pouch cell, and non-flow zinc-bromide gel batteries for stationary storage that require no cooling, allow full discharge, and operate across extreme temperatures. Through its subsidiary OXLiD, Gelion also develops ultra-thin flexible solid electrolytes for high-energy, long-cycle aerospace and automotive batteries.

Products

Products include a 9.5 Ah lithium-sulfur pouch cell at 395 Wh/kg, a GEN3 semi-solid-state Li-S cell at 402 Wh/kg, non-flow zinc-bromide gel batteries for stationary storage, and ultra-thin flexible solid electrolyte systems via OXLiD for aerospace and automotive applications.

Recent Projects

In late 2024, Gelion received a £2.5 million ARENA grant to launch the Advanced Commercial Prototyping Centre Project in Sydney for Gen3 Li-S and Silicon Sulfur production, secured its first commercial order in its energy storage solutions business, and formed UK subsidiary Battery Minerals Ltd for Li-ion recycling with a £170,000 DBT grant.

Investors

Key shareholders include Perinato Pty Ltd (Maschmeyer Family Trust) with 12.7%, Janus Henderson Investors with 6.8%, and Adrien Amigues with 6.3%. The company raised £4.0M in 2023 and £1.7M in 2024. Strategic collaborators include Glencore and Ionblox.

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