Why Circularity Fuels Started with Diamonds to Scale Sustainable Jet Fuel

Dr. Stephen Beaton is Co-founder and CEO of Circularity Fuels , which develops compact reactors that turn waste carbon streams into high-value fuels and chemicals. Rather than compete with fossil fuels from the start, Stephen identified high-purity methane for lab-grown diamonds as a beachhead market—where Circularity’s product is 80–90% cheaper than incumbents while proving the core technology…