Cutting, folding, casting, forging, machining, shearing, punching, stamping, and welding are the most common types of fabrication that are performed during the manufacturing process.

With facilities and offices in Somerville, MA, the San Francisco Bay Area, the Pittsburgh metropolitan area, and Weirton, WV, we are developing, manufacturing, and commercializing breakthrough iron-air energy storage systems to enable a reliable, secure, and clean electric grid year-round.