Greenspark, a climate-tech start-up revolutionising the way businesses take environmental action, today (1st February) announced it has raised £1m in seed funding. The investment round was led by Fuel Ventures, alongside Pitchdrive, 1818 Venture Capital, Zone2Boost, Great Stuff Ventures, QC-Ventures, and Boost Fund, who join existing investors Anthemis, BBVA and Perivoli Innovations.