John C. Wall

  • Former Vice President and Chief Technical Officer, Cummins


Dr. John C. Wall has more than 40 years of industry experience in internal combustion engine technology, fuels and emissions, and in global engineering organization development. He served as Chief Technical Officer of Cummins Inc., retiring in 2015. As he progressed from research and product engineering into engineering leadership, Wall remained directly involved in the most critical technology programs for low emissions, powertrain efficiency and alternative fuels and in energy and environmental policy. He also led the growth of Cummins’ technical organization from 1,000 engineers, mostly centered in the U.S., to more than 6,000 engineers globally, establishing new technical centers in India and China. Prior to joining Cummins in 1986, Wall led Diesel and Aviation Fuels Research for Chevron. His interests today are in low/zero-GHG transportation power technologies, especially commercial transportation and industrial applications, and related supporting infrastructure. He is an advisor to the Activate/Cyclotron Road clean energy incubator, the International Council on Clean Transportation, the UC-Davis Institute of Transportation Studies and ClearFlame Engine Technologies. He serves on the boards of Achates Power and Ad Astra Rocket Company. He has been elected to the U.S. National Academy of Engineering and as a Fellow of the Society of Automotive Engineers, is a recipient of the SAE Horning Memorial Award and Arch T. Colwell Merit Award for research in the area of diesel fuel effects on emissions, the ASME Soichiro Honda Medal for significant engineering contributions in the field of personal transportation, the California Air Resources Board Haagen-Smit Clean Air Award and the U.S. Environmental Protection Agency Thomas W. Zosel Individual Achievement Award for career accomplishments in diesel emission control. Wall holds SB, SM, and ScD degrees in mechanical engineering from the Massachusetts Institute of Technology.

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