Biography of Tokuo Sumiyoshi

Last update: November 3, 2020


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Company Colleagues

At Kumagai Gumi, Tokuo Sumiyoshi has 2 colleagues who can be contacted including Yasunori Sakurano (President), Mibukie Yumoto (Director)

Industry Colleagues

In the Engineering & Design industry, Tokuo Sumiyoshi has 18,692 colleagues in 1,519 companies located in 71 countries. 8,635 executive movements have been recorded in the last 12 months. Learn more about Engineering & Design.

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