| 2019 – Present | Karin Audit Company Limited | Assistant Managing Director | 
                                    
                                      | 2011-2017 | Bangkok First Investment & Trust Plc. | Head of Risk Management | 
                                    
                                      | 2006-2010 | Bangkok First Investment & Trust Plc. | Head of Investment Banking | 
                                    
                                      | 2004–2005 | Krungtheptanathon Asset Management Co.,Ltd. | Head of Business Development | 
                                    
                                      | 2002-2004 | BFIT Securities Co.,Ltd. | Director and Head of Corporate Finance | 
                                    
                                      | 1991–2002 | Bangkok First Investment & Trust Plc. | Assistant Vice President Corporate Finance | 
                                    
                                      | 1991 | Siam Chao Phaya Holding Co.,Ltd (Peninsula Hotel Bangkok) | Financial Analyst | 
                                    
                                      | 1988–1991 | SGV-NaThalang & Co., A Member of Arther Andersen (Currently, KPMG) | Senior Auditor |