Li-S Energy

Li-S Energy Limited, based in Brisbane, Australia, leads in developing advanced lithium-sulfur and lithium metal battery technologies. Their innovative Li-nanomesh™ and BNNT solutions enable lighter, safer, and higher-energy storage for diverse applications.

Company Location

Country:

Australia

City:

Brisbane

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Company Overview

Li-S Energy Limited is an Australian technology company founded in 2019 in Brisbane. Listed on ASX: LIS, it develops next-generation lithium-sulfur and lithium metal batteries to deliver lighter, cleaner, greener energy storage with higher energy density for renewable energy and electric mobility.

Battery Technology

Core technology centers on lithium-sulfur batteries using Boron Nitride Nanotubes and proprietary Li-nanomesh™ nano-composite to enhance strength, cycle life and performance. Offers over twice the gravimetric and improved volumetric energy density versus lithium-ion. Also developing lithium metal semi-solid-state cells with low-flammability electrolytes for improved safety.

Products

Offers high-energy-density Li-S battery cells and packs for drones, electric vehicles and potential aircraft. Products feature >2x gravimetric energy density, improved volumetric density, lightweight design, environmental benefit using sulfur cathodes, and semi-solid-state lithium metal cells. Production lines Phase 3 and Phase 3S produce large-format and wearable/unmanned system cells.

Recent Projects

Integrated cells into UAV flight battery packs tested in drone flights. In 2025 partnered with Kea Aerospace to co-develop Li-S packs for high-altitude UAVs enabling months-long flights. Advanced Pegasus I drone program and commissioned Phase 3 and 3S production lines for performance evaluation.

Investors

PPK Group Limited holds 39.2% of shares; Deakin University Endowment Fund owns 13.0%; BNNT Technology Ltd. has 4.7%; Yjk Pty Ltd. and Baozhi Yu are also major shareholders. The company has a minor investment in Zeta Energy LLC. It raised AU$20M in 2021 and AU$34M during its 2021 IPO.

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