Working his way up in the company , Gupta was elected to the board of directors and named vice chairman in January 1999 and later became chairman and chief executive officer in October 1999 .
In 1971 , Gupta joined Rohm and Haas as a financial analyst .
Working Gupta 's way up in the company , Gupta was elected to the board of directors and named vice chairman in January 1999 and later became chairman and chief executive officer in October 1999 .
In 1971 , Gupta joined Rohm and Haas as a financial analyst .