Manufacturers who need a world-class machining, plating and anodizing partner for safety-critical parts rely on Greystone. Since our founding in 1932, Greystone has evolved from an industrial plating company to a major, full-service machining and finishing provider with global reach. While we serve many industries – including aerospace, defense, hydraulics, medical, and semiconductors – Greystone offers special expertise in machining and plating automotive parts used in traditional gas vehicles and electric vehicles (EVs). In fact, Greystone machines and plates over 130 million automotive parts per year in North America, meaning your car has 5 to 9 parts machined or plated by Greystone.