Established over forty years ago, Metrotech Corporation has been a leading provider of high-quality utility locating instrument solutions for underground utilities. Vivax was established by a team experience in the design, manufacture and sale of utility locators in 2005. Together the combined companies' products are used by virtually every utility throughout the world. In 2006, Metrotech added water leak location products to their range. Over the course of 2009 - Metrotech and Vivax merged to form a single company, Vivax-Metrotech Corporation. Vivax-Metrotech's has headquarters and worldwide marketing which is based in Santa Clara CA, Engineering facilities in Santa Clara CA and Exeter UK, and manufacturing facilities in Santa Clara CA and Shanghai PRC. Manufacturing facilities are ISO9001 accredited. http://www.vloccam.com