Ebersman left Oppenheimer & Co in February 1994 and began working for Genentech , working his way up to CFO by the time of his 2009 departure .
Ebersman began his professional career at Oppenheimer & Co , Inc. in September 1991 as a Research Analyst .
Ebersman left Oppenheimer & Co , Inc.     in February 1994 and began working for Genentech , working Ebersman 's way up to CFO by the time of his 2009 departure .
Ebersman began his professional career at Oppenheimer & Co , Inc. in September 1991 as a Research Analyst .