Keith Lehman

Keith A. Lehman has been designing and implementing APC and DMC applications in the petrochemical and refining industries for over 25 years. He began his career as an APC engineer at Stone & Webster, and then became a consultant with DMCC and AspenTech. In 2004, Keith started his own consulting practice: Empirical Process Solutions. He is best known as a specialist in ethylene plant APC and optimization, but also has experience with a wide variety of other petrochemical and refinery processes. In addition to his APC project work, Keith is focused on training engineers and operators who use and maintain APC applications.