President's Message

A Message from President Tokiji Aoyama

President Tokiji Aoyama

Welcome to the Sumitomo Electric Wiring Systems Inc. (SEWS) web site. 

We are a leading supplier of electrical distribution systems, components and electronics to the automotive industry and delivering innovative solutions for today’s intelligent cars is our focus.  Our success starts with our manufacturing philosophy and management principles.  We are committed to producing the highest quality product, delivered on time and at a competitive cost in a safe and healthy environment. 

Our business is very driven.  As such, SEWS supports all of its operating facilities with a strong commitment to technical development worldwide.  This global network of resources works together and shares its expertise and experience in optimizing product development, sourcing and operational effincency to deliver to every SEWS customer a truly competitive advantage. 

While our products are vital to the automotive industry, we at Sumitomo Electric Wiring Systems, Inc. realize our associates are the very heart of our organization.  Each and every associate is valued for their contribution and respected for their unique and diverse backgrounds. 

In recognizing the need for excellence in safety, quality and productivity at a world-wide level, we provide training and education for the continuous growth and development of our associates.  SEWS embraces continuous improvement to stay at the forefront of the automotive manufacturing industry. We are committed to creating an environment that encourages all associates to be innovative and look for ways to improve every day in everything we do.   This commitment, combined with our superior manufacturing processes, allows our associates to design and produce innovative products using cutting edge processes. 

We operate to protect and preserve the environment, ensuring the environmental impacts of our products and processes are minimal.  We strive to be a good corporate citizen through our support of and involvement in activities that enhance the progress and welfare of our associates and our communities.  An energetic and thriving community is not only good for business, but also offers a variety of services and support to our customers, associates and guests. 

Grounded in Tradition
Connecting with Innovation

The Sumitomo Spirit along with our Core Values created the foundation of where we are today and provides us with the framework for tomorrow’s success.

Through creative and innovative product development, we respond clearly and surely to our customers’ needs. Our focus is now turned to the automotive society of the future – one that connects cars, people and society.


Harness Your Passion
and Talent with SEWS


We are always looking to add talented and motivated individuals to our North American team.

Join SEWS today to drive your future to an exciting and rewarding career!