![Ryoji Doi](data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%231b1b1b" class="bi bi-person-fill" viewBox="0 0 16 16"><path d="M3 14s-1 0-1-1 1-4 6-4 6 3 6 4-1 1-1 1zm5-6a3 3 0 1 0 0-6 3 3 0 0 0 0 6"/></svg>)
Ryoji Doi
Director/Board Member at
SUMITOMO OSAKA CEMENT CO., LTD.
Profile
Ryoji Doi started working at Sumitomo Osaka Cement Co., Ltd. in 2016.
Since 2021, the role has been Representative Director at Sumitomo Osaka Cement Co., Ltd. The current job is Representative Director at Sumitomo Osaka Cement Co., Ltd.
Ryoji Doi active positions
| Companies | Position | Start |
|---|---|---|
| SUMITOMO OSAKA CEMENT CO., LTD. | Director/Board Member | 2019-05-31 |
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
7
1st degree connections
1
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 1 |
|---|---|
Sumitomo Osaka Cement Co., Ltd.
 Sumitomo Osaka Cement Co., Ltd. Construction MaterialsNon-Energy Minerals Engages in the manufacture and sale of cement and related construction materials | Non-Energy Minerals |
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