Ascend Elements specializes in the production of battery materials for the lithium-ion battery industry. The company offers a patented Hydro-to-Cathode process that recycles spent lithium-ion batteries into materials for use in new electric vehicle (EV) batteries. It serves electric vehicle original equipment manufacturers (OEMs), battery manufacturers, and cathode manufacturers. Ascend Elements was formerly known as Battery Resourcers. It was founded in 2015 and is based in Westborough, Massachusetts.

tozero focuses on lithium-ion battery recycling within the environmental services industry. The company offers a sustainable process to recover critical materials such as lithium, nickel, cobalt, manganese, and graphite from all types of lithium-ion batteries, reintroducing them into the supply chain. It primarily serves sectors like eMobility firms, electronic waste recyclers, battery manufacturers, and second-life battery firms. The company was founded in 2022 and is based in Munich, Germany.

Green Li-Ion is a lithium-ion battery recycling technology company focused on producing modular hardware solutions for the battery recycling sector. The company's main offerings include converting spent batteries into cathode and anode materials that are ready for integration into the manufacturing processes of various types of batteries. It was founded in 2020 and is based in Singapore, Singapore.

Cylib specializes in battery recycling within the renewable energy and waste management sectors. The company offers a process for the recycling of lithium-ion batteries, transforming waste into marketable raw materials. Its process is designed to serve the electric vehicle industry by recovering valuable elements from end-of-life batteries and production scrap. It was founded in 2022 and is based in Aachen, Germany.

Lithion Recycling is a company focused on the sustainable production of strategic materials from lithium-ion batteries, operating in the recycling and energy sectors. The company's main service involves the recovery and reuse of up to 95% of the components of lithium-ion batteries, which are commonly used in electric vehicles and portable electronics. This service is aimed at reducing the environmental impact of these batteries and making the energy transition more sustainable. It was founded in 2017 and is based in Anjou, Quebec.

Blue Whale Materials is a company that focuses on recycling solutions, specifically within the battery recycling industry. The company's main service involves the safe reclamation and responsible supply of critical materials such as cobalt, nickel, and lithium from recycled lithium-ion batteries. These services primarily cater to the electrified economy, including sectors such as smart phones, electric vehicles, and electric storage technology. It was founded in 2018 and is based in Washington, District of Columbia.