Universe Energy is a company focused on the energy sector, specifically in the domain of battery reuse and recycling. The company's main service involves the collection, testing, and dismantling of used batteries, which are then repurposed for grid storage or transformed into raw materials for new cells. This process is automated using machine learning and robotics, making it more efficient and cost-effective. It was founded in 2021 and is based in Sacramento, California.

Energy Source focuses on the sustainable management and innovation of lithium-ion batteries within the energy storage industry. The company offers a complete solution for the repair, reuse, and recycling of lithium-ion batteries, utilizing proprietary technology to restore their lifecycle and mitigate environmental risks. Energy Source primarily serves sectors that require advanced energy storage solutions and battery lifecycle management. It was founded in 2016 and is based in Sao Joao da Boa Vista, Brazil.

Austin Elements focuses on critical mineral recycling. It specializes in sustainable recycling processes for lithium-ion batteries and other lithium-containing materials, aiming to reduce waste and promote environmental sustainability. The company primarily serves sectors that require battery-grade, electronic-grade, and pharmaceutical-grade materials. It was founded in 2021 and is based in Houston, Texas.

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.

Redivivus specializes in lithium-ion battery recycling, focusing 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.

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.