What is motherson sumi systems limited? Motherson Sumi Systems Limited (MSSL) is the flagship company of the Motherson Group. It was established in 1986 and has been listed at the Indian stock exchange since 1993.How can customers and suppliers contact motherson? Customers and suppliers with specific questions and requests about our products and services, can submit these using this form. Motherson supports customers through more than 270 facilities in 41 countries across North America, South America, Europe, Africa, Middle East, Asia Pacific and Australia.What is the history of motherson? "Motherson" was established in 1975. Motherson Sumi Systems was established in 1986 as a Joint Venture with Sumitomo Wiring Systems of Japan.How many regional headquarters does motherson have? General questions regarding Motherson can be directed to our six regional headquarters, the ‘Regional Chairman’s Offices’. The Motherson Group is expanding at a high pace and to support this growth the Regional Chairman’s Offices, which are located in the core automotive regions of the world, were born.