
| Period | Position And Company |
|---|---|
| 2018-2021 | President, Thai Constractors Association Under H.M. The King's Patronage. |
| 2012-2014 | President, Thai Constractors Association Under H.M. The King's Patronage. Member, Sub-Committee of The Construction Institute of Thailand. |
| 2009-2011 | Vice President, Thai Constractors Association Under H.M. The King's Patronage. |
| 2006-2009 | Secretary, Thai Constractors Association Under H.M. The King's Patronage. |
| 2000-2002 | Associate judge class 20, Central Labor Court. |
| 1993-2001 | Deputy Managing Director, A.S. Associated Engineering (1964) Co., Ltd. |
| 1987-1993 | Project Office Manager, A.S. Associated Engineering (1964) Co., Ltd. Telephone Network Cable Work, 5th ESDP Local Network Contract. |
| 1984-1986 | Office Engineer, A.S. Associated Engineering (1964) Co., Ltd. |