Chris Williams is the editor of Green Light Distrikt and Chief Marketing Officer at HeatSpring . He has experience in business development, prototyping and new venture research with a focus on geothermal heat pumps, solar thermal and solar photovoltaic technologies. Chris is an IGSHPA accredited geothermal installer and NABCEP certified solar installer. Chris is focused on solving customer facing issues in the creation and adoption of clean energy technologies and products. Chris has installed over 300kW of solar and tens of geothermal systems. He's invented the PV Pal , developed many trainings at HeatSpring, publishes the NABCEP Study Guide , the Hitchhikers Guide to Cleantech and has done due diligence research for Urgent VC . Feel free to connect with him @topherwiliams , on Linkedin , or through email about new ventures, collaborating, writing, research or whatever is on your mind.