Mark Lewko

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Mark Lewko


Mark draws on his expertise in data analytics to advise financial institutions on risk management and regulatory compliance.


Prior to joining Promontory, Mark held a faculty appointment in mathematics at the University of California, Los Angeles. He has also held visiting faculty appointments at the Institute for Advanced Study and Columbia University. Mark has authored or co-authored more than a dozen scholarly articles in the area of harmonic analysis and its interface with stochastic process, distributed computing, and cryptography. He began his career as an analyst at Promontory, and has worked previously as a consultant.


  • A.B., mathematics, cum laude, Princeton University
  • Ph.D., mathematics, University of Texas at Austin

Affiliations, Awards, and Civic Engagements

Representative Engagements

  • Managed the data analytics of a transaction review for a large international financial institution
  • Conducted a review of mortgage-related derivative transactions for a large regional bank

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