Aqua Metals, Inc. develops recycling and refining technologies for the recovery of critical minerals and metals in the United States. It engages in the development of AquaRefining process, an electro-hydrometallurgical method designed to recover high-purity materials from battery and other metal-bearing feedstocks using a closed-loop system. The company serves Metals and Lithium Battery markets. Aqua Metals, Inc. was incorporated in 2014 and is headquartered in Reno, Nevada.