M. Lou Balmer-Millar

Lou Balmer-Millar is a vice president of Caterpillar Inc. with responsibility for the Large Power Systems Division. Through this global organization, Caterpillar designs and manufactures the most comprehensive lineup of large diesel and natural gas engines in the industry. The large engine product portfolio includes Cat, Perkins and MWM branded products. Applications served include Cat machines, electric power generation, marine, oil & gas, industrial and locomotive. The division also includes engine component design and manufacturing, as well as advanced power products and powertrain, which are essential elements in our journey to help our customers achieve their climate-related goals.

Prior to her current appointment, Balmer-Millar served as Large Power Systems Division general manager of high-speed engines and components responsible for delivering customer and shareholder value for three diesel high-speed large engine platforms. She led a global team that includes platform product development, performance development, engine simulation and core engine component solutions. Prior to that, she was the director of research and advanced engineering with responsibility for execution and governance of Caterpillar’s technology strategy and held the role of Product Manager for the Fuel Systems division. 

Prior to joining Caterpillar in 2001, Balmer-Millar led research efforts in the areas of materials and chemical engineering at the Environmental Molecular Science Laboratory of the Pacific Northwest National Laboratory. She earned a Bachelor of Science in Engineering from The Pennsylvania State University and a Ph.D. in Materials Science from the University of California at Santa Barbara. In the Peoria, IL area, Balmer-Millar is on the board of the Multiple Sclerosis Council, and she is a member of the Society of Women Engineers.

M. Lou Balmer-Millar
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M. Lou Balmer-Millar