(Note)

We are subsidiaries of Sumitomo Electric Industries, Ltd. (Japan). If you are looking for a 'Sumitomo ***' company other than Sumitomo Electric ***, you will find some of the links here.

You will not receive any answer or information on other than 'Sumitomo Electric ***' companies when you contact the following addresses.

Contact us:

(United States)
Sumitomo Electric U.S.A., Inc.

(Sumitomo Electric Group)
Sumitomo Electric Industries, Ltd. (Japan)

(For Specific products)
About Fiber Optics related products
About all other products in the U.S.