STMicroelectronics Announces Resignation of Didier Lamouche

Geneva -- March 11, 2013 -- STMicroelectronics (NYSE:STM), a global semiconductor leader serving customers across the spectrum of electronic applications, announced today that Didier Lamouche, Chief Operating Officer, whose operational role was suspended when he took the assignment as President and Chief Executive Officer at ST-Ericsson in December 2011, has decided to resign from the company effective March 31, 2013 to pursue other opportunities.

“Over the past years Didier has brought his strong contribution to ST, initially as the Chief Operating Officer, and then taking the challenging task to lead ST-Ericsson” said Carlo Bozotti, President and CEO of ST. “We thank him for his outstanding contribution and wish him all the best for his future”.

About STMicroelectronics

ST is a global leader in the semiconductor market serving customers across the spectrum of sense and power and automotive products and embedded processing solutions. From energy management and savings to trust and data security, from healthcare and wellness to smart consumer devices, in the home, car and office, at work and at play, ST is found everywhere microelectronics make a positive and innovative contribution to people's life. By getting more from technology to get more from life, ST stands for life.augmented.

In 2012, the Company’s net revenues were $8.49 billion. Further information on ST can be found at www.st.com