Proterra has received more than $30 million in funding. Kleiner Perkins and GM Ventures led the round with participation from Tao Invest, Vision Ridge Partners and Hennessey Capital. The company expects an additional capital infusion of $10 million within the coming weeks. In addition to the funding, Michael Smith, vice president of Constellation and head of Constellation Technology Ventures, has been appointed to Proterra’s board. Based in Greenville, South Carolina, Proterra is a maker of electric buses.