Joern-Carlos Kuntze is a venture capital investor at Extantia Capital who spent nearly two decades as co-founder and Chairman of Sevenval, a technology company he scaled through multiple tech cycles before moving into climate-tech investing. He positions himself at the intersection of venture capital, founding experience, and endurance sports, using lessons from long-distance athletics as a framework for evaluating founders and has published a structured "Power 12" founder-evaluation framework outlining twelve specific traits he looks for in teams.