Gelion plc, together with its subsidiary, engages in the research and development, manufacture, and sale of battery systems in the United Kingdom and internationally. Its offerings include lithium-sulfur, room-temperature sodium-sulfur, and lithium-ion storage batteries, as well as recycling technology, bespoke battery energy storage systems, and zinc hybrid cell batteries. These products serve applications such as drones and unmanned aerial vehicles, commercial e-aviation, passenger and heavy vehicles, heavy electric vehicles, stand-alone power systems, commercial and industrial systems, home UPS, pole-top batteries, commercial operations, and utility-scale storage and reserve power. The company was incorporated in 2015 and is based in Norwich, the United Kingdom.