Diamond USA is headquartered in Billerica, Massachusetts. Our USA operation is focused on the manufacture of high performance fiber optic interconnect solutions. Diamond USA’s northeast production facility employs state-of-the art methods and techniques, enabling connector termination of singlemode, multimode and polarization maintaining assemblies, using a variety of fibers. In addition to patch cord and pigtail assemblies, we provide added value services, such as termini of active or passive optical components, fiber management and/or photonic module assembly services.