Brian Baynes

Brian Baynes


Brian joined Flagship Ventures in 2004 and focuses on innovating, leading, and investing in new ventures in life sciences and sustainability.

He is Founder and Chairman of Midori Renewables, which is commercializing a novel technology for production of renewable sugar and fiber. He is also a co-founder and CEO of Flagship portfolio company Celexion, a company applying synthetic biology to problems in pharmaceuticals and industrial biotechnology.

Previously, Brian co-founded portfolio company Codon Devices and worked closely with Adnexus, BG Medicine, and Epitome Biosystems.

Prior to joining Flagship, Brian was with an engineer at ExxonMobil, and a Director in the MIT School of Chemical Engineering Practice at Mitsubishi Chemicals and General Mills. He holds a BChE from the University of Delaware and a PhD from MIT, both in chemical engineering.

Current Investments

  • Be Power Tech
  • Cadena Bio
  • Midori