FOUR A is a California-based contract manufacturing supplier specializing in precision quality and short run production of metals like stainless steel, titanium, brass, and aluminum. Their clientele includes firms in aerospace, medical, and high-end plumbing sectors. In addition to manufacturing, they offer design and manufacturing engineering support, leveraging over thirty years of experience in precision machining and creative design consulting. FOUR A's mission is to act as an extension of their customers' production capabilities, focusing on reliable quality and on-time delivery to develop mutually beneficial relationships with select accounts.