JOWA USA, Inc. (formerly Metritape, Inc.) is headquartered in Littleton, MA and has provided reliable tank gauging systems to customers worldwide since 1965. JOWA USA is the North American distributor of JOWA AB and Jowa Technology AB products. JOWA AB manufactures environmentally related equipment for the shipping industry and is backed by 50 years of proven reliability. Their pioneering technology is recognized worldwide for emulsion breaking systems, oil discharge monitoring and control systems, and fresh water sterilizing equipment. Products are approved by major classification societies that include DNV, LR, ABS, BV, GL, and USCG. The JOWA Oil Discharge Monitoring and Control System (ODME) is the world’s best selling system. JOWA Technology AB was established in 2010 as a wholly-owned subsidary of JOWA AB, to focus on the sale and further development of fuel management products for the shipping industry. Research and development for their first commercial product, the Dieselswitch MKII began in 2000 and was carried out by JOWA Germany. DS MKII, the first and only type approved Dieselswitch, was introduced to the market in 2010.