There is power in a trusted brand. At Sumitomo Electric Wiring Systems, Inc. (SEWS), we build our reputation on this. The Sum ... itomo family of companies is a 400 year old brand synonymous with quality and reliability. Delivering innovative solutions for today's intelligent cars is what we're all about - and for this reason, today we are a leading supplier of electrical distribution systems, components and electronics to the automotive industry. We are committed to producing the highest quality products, delivered on time and at a competitive cost in a safe and healthy environment. We are a subsidiary of Sumitomo Electric Industries, Ltd., a Fortune Global 500 Company. read more