Corporate Officers : Brief history

| April 1974 | Joined Sumitomo Corporation Deputy General Manager, Power Project Dept. No.1, Assistant General Manager, Power & Energy Project Div., General Manager, Energy Division No.2, General Manager, E & M New Business Development Division, President Director, Sumitomo Indonesia |
|---|---|
| April 2007 | Named Executive Officer President Director, Sumitomo Indonesia |
| April 2010 | Named Managing Executive Officer General Manager, Corporate Planning & Coordination Dept. |
| April 2011 | Managing Executive Officer General Manager, Corporate Planning & Coordination Group General Manager, Corporate Planning & Coordination Dept. |
| June 2011 | Named Director, Managing Executive Officer General Manager, Corporate Planning & Coordination Group General Manager, Corporate Planning & Coordination Dept. (present post) |