Mitsunobu (Nobu) Koshiba
Non-Executive Chair of the Fortaegis Board
Former President, CEO and Chair of JSR Corporation until 2021, Japan’s leading semiconductor materials company. Co-Founder of Cdots LLC Think Tank and sits in the boards of several blue-chip companies in Japan.
Mr Koshiba joined JSR (Japan Synthetic Rubber) in 1981 and was assigned to the Tokyo Research Lab as a research engineer of photoresists. He relocated to Silicon Valley in 1990 to start JSR’s first US electronic materials operation and established a #1 supplier position of high-performance and quality photoresists to support all major US semiconductor manufacturers.
Mr Koshiba returned to JSR Japan in 2002 to run the global operations of the fine-chemical sector as a General Manager. He became Executive Officer in 2004, President and CEO in 2009, and Chair of the Board in 2019 until 2021. Koshiba-san is Co-Founder of Cdots LLC a Think Tank to support the Japanese government as well as start-ups in Japan and overseas. He sits in the boards of several blue-chip companies in Japan.
Mr Koshiba joined JSR (Japan Synthetic Rubber) in 1981 and was assigned to the Tokyo Research Lab as a research engineer of photoresists. He relocated to Silicon Valley in 1990 to start JSR’s first US electronic materials operation and established a #1 supplier position of high-performance and quality photoresists to support all major US semiconductor manufacturers.
Mr Koshiba returned to JSR Japan in 2002 to run the global operations of the fine-chemical sector as a General Manager. He became Executive Officer in 2004, President and CEO in 2009, and Chair of the Board in 2019 until 2021. Koshiba-san is Co-Founder of Cdots LLC a Think Tank to support the Japanese government as well as start-ups in Japan and overseas. He sits in the boards of several blue-chip companies in Japan.