Tim Greeff

Tim Greeff is the Founder and CEO of the National Security Technology Accelerator. Tim has over fifteen years of experience in the clean energy sector, including stints as the Vice President of Government Affairs at Advanced Energy Economy, the Policy and Political Director at Clean Economy Network, and the Deputy Legislative Director at League of Conservation Voters. In 2004, they joined ICF International as an Associate in their Energy Policy and Programs group. Tim left in 2005 to become the Climate Center Campaign Manager at Natural Resources Defense Council. In 2007, they became the Fellow at U.S. PIRG. Tim left in 2009 to join Clean Economy Network as their Policy & Political Director. Tim left in 2011 to join Advanced Energy Economy as their Vice President of Government Affairs. Tim left in 2013 to start their own company, Greeff Strategies. In 2015, they founded the National Security Technology Accelerator.

Tim Greeff has a MPP from Duke University and a BA in Government from The University of Texas at Austin.

Iain Skeete - VP, Acquisition, Erik R Olbeter - COO, and Shelley Tweedy - VP, Marketing report to Tim Greeff.