World Testing, Inc is a full service metals testing laboratory founded in October, 1979 and incorporated in March, 1980, based in Mt. Juliet, TN. Our field office that was opened in March of 2003 is located in Millington, TN. As a subcontractor for construction, owners and engineering firms throughout Tennessee and the United States, World Testing performs nondestructive and destructive testing on various products for compliance with codes and customer specifications in fabrication and welding operations. We offer a full range of testing.