Sigit co-founded PTG in 1990 and he resides in Jakarta, Indonesia. He was trained as a marine engineer in Indonesia and Italy, before he did his graduate schooling at Texas A&M and earned his Ph. D. in development studies.
He has over 30 years of exposures are in HR in the manufacturing sector (GM and Mercedes-Benz). In 2008 Sigit left Stuttgart to manage PTG on a full-time basis. Since then PTG has been serving a wide-ranging clients from manufacturing, geothermal, oil and gas, public diplomacy and medical research.