Value proposition

Official page of Sumitomo Electric Industries, Ltd. and our global group of 415 companies in 40 countries

The Sumitomo Electric Group is a global network of 414 group companies in 40 countries. Established in 1897 with the founding of Sumitomo Electric in Osaka, Japan, the company initially focused on copper wire production for electric power cables. Today, we have diversified into five major business segments: environment and energy, infocommunications, automotive, electronics, and industrial materials. More than 290,000 people are employed at group companies worldwide.

Sumitomo Electric is committed to innovation and excellence. In fiscal year 2023, the company reported net sales of over $29 billion and invested approximately $940 million in research & development. Focus areas for R&D include next-generation mobility, advanced materials, and energy solutions—areas that reflect the company’s commitment to pioneering technologies that drive sustainable growth and address global challenges.

Sumitomo Electric maintains a stable financial position that is recognized by major credit rating agencies.

For more information about Sumitomo Electric, please visit our corporate website at https://sumitomoelectric.com


automotive wiring harness, electric power cable, optical fiber cable, fusion splicers, flexible printed circuits, compound semiconductors, cutting tools, magnet wire, prestressed concrete strand, powdered metal components, anti-vibration rubber, heat shrink tubing, and redox flow batteries