Jeff is an Unreasonable Mentor. Jeff was part of Unreasonable Impact UK & Europe 2023, and has advised over 13 Unreasonable companies.
Jeff Johnson is a Managing Director at Temasek where he leads the US-based sustainable investing team for the Singapore-headquartered global investment firm. Prior to joining Temasek, Jeff ran a boutique advisory business serving a range of clients to accelerate the growth of sustainable businesses. During this time also co-founded Xpansiv, the world's leading provider of market infrastructure for environmental commodities, and served on the Board.
Previously, Jeff worked in an innovation business development function under the Executive Committee at ABB between 2012 to 2014 leading growth initiatives for new sustainable products and services. Before his time at ABB, Jeff worked at Better Place, an electric vehicle start-up, from 2008 to 2011 overseeing equity and debt fund raising and partnership development with automotive and electricity utility partners. Previous he worked in enterprise software.
Jeff holds a Bachelor of Science in Industrial Engineering with from University of Florida and a Master of Science in Engineering Systems from Massachusetts Institute of Technology.