Company Information

Our drive to be a No.1 global company. The leading company of wiring harnesses for automobiles.
The Sumitomo Wiring Systems group's manufacturing
is supported by the contributions of over 250,000 employees.

Company Overview

Global Network

Global development

33countries

Divisions

103companies

Employees

250,000people

Sumitomo Wiring Systems Offices Facilities & Affiliates Office