Lanpher, Mark D.

Mark D. Lanpher

  • Representing major financial institution in connection with various governmental investigations into accounting irregularities and internal control issues
  • Representing major European financial institution in connection with governmental investigations into potential violations of US sanctions laws
  • Representing CFO of financial institution in SEC investigation of institution’s accounting practices, resulting in closing of investigation with no charges being filed
  • Representing foreign employee of US listed company in DOJ and SEC investigations into foreign bribery
  • Representing financial institution in various regulatory investigations into the bank’s LIBOR and ISDAFIX rate-setting practices
  • Representing foreign financial institution in internal investigation and related DOJ investigation concerning potential accounting fraud
  • Representing company in merger litigation with FTC over whether announced merger violated Section 7 of the Clayton Act
  • Advising directors of investment fund in connection with SEC inquiry into fund valuation
  • Advising US broker dealer on federal securities law compliance issues in connection with market making activities
  • Conducting shareholder derivative demand investigation on behalf of Board of Directors of major financial institution
  • Representing registered investment advisor in SEC sweep regarding violations of Rule 105 of Regulation M
  • Representing CFO of technology company in litigation with SEC over alleged options backdating fraud


  • Harvard Law School, J.D., 2003, cum laude
  • Yale University, B.A., 2000, Phi Beta Kappa, magna cum laude



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