Keith Sawyer is manager of alternative fuels Avfuel Corp. Sawyer has worked in the energy industry since 1977. He joined Avfuel in 2016 after a 40-year career with Chevron, as regional business development/supply chain manager. He was named manager of alternative fuels in 2017, where he leads all aspects of evaluating the sustainable aviation fuel market and its suppliers while representing Avfuel within the environmental and fuel supply chain groups associated with GAMA, NBAA, NATA and IBAC.