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

Green Li-Ion focuses 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.

Tozero is involved in lithium-ion battery recycling within the environmental sustainability sector. It recovers materials such as lithium, nickel, cobalt, manganese, and graphite from various types of lithium-ion batteries. Tozero serves sectors including firms, electronic waste recyclers, battery manufacturers, and second-life battery firms. It was founded in 2022 and is based in Munich, Germany.

Redivivus specializes in lithium-ion battery recycling. It focuses on logistics and material recovery in the recycling industry. The company offers services that include neutralizing battery hazards, cryogenic freezing, shredding, and safe transportation of battery materials for recycling. Redivivus targets the recycling challenges faced by various sectors, providing solutions to safely and efficiently handle end-of-life batteries. It was founded in 2020 and is based in Colorado Springs, Colorado.

Princeton NuEnergy specializes in the recycling of lithium-ion batteries within the clean-technology industry. The company utilizes a process for rejuvenating cathode and anode materials from spent batteries, aiming to produce materials with a reduced environmental impact. Princeton NuEnergy's technology differs from traditional battery recycling methods. It was founded in 2019 and is based in Bordentown, New Jersey.

Battery Pollution Technologies specializes in creating a circular economy for the lithium-ion battery sector. The company offers services such as recycling of lithium-ion batteries, maximizing the recovery and reprocessing of critical battery minerals, and repurposing batteries for second-life applications. Battery Pollution Technologies primarily serves sectors that require battery recycling and repurposing, including the electric vehicle industry and energy storage solutions. Battery Pollution Technologies was formerly known as Battery Pollution. It was founded in 2021 and is based in Sydney, New South Wales.