National Manufacturing Co. specializes in deep-drawn enclosures. The company has operated since 1944 and is ISO 9001:2000 certified. It has expertise in exotic and difficult-to-draw materials, as well as complex shapes and sharp corners. National Manufacturing Co. serves the aerospace, battery, defense, electronics, fuel cell, industrial, medical, telecommunications, commercial and consumer markets. The company s specialists participate in engineering and design collaboration with clients to ensure robust and economical production. Its services include assembly, welding and surface coating, as well as in-house tool design and fabrication. National Manufacturing Co. maintains a facility in Chatham, N.J.