Margaret Grottenthaler

Margaret Grottenthaler Partner

Margaret Grottenthaler


  • University of Oxford (B.C.L. 1988)
  • University of Western Ontario (LL.B. 1984)

Bar Admission

  • Ontario, 1986
Representative Work
  • Industry associations in the derivatives, securities financing and futures markets, including the International Swaps and Derivatives Association (ISDA), the Securities Industry and Financial Markets Association (SIFMA), the International Capital Markets Association (ICMA), the Futures Industry Association (FIA), including authoring the Canadian capital/insolvency opinions on industry documentation and advising on regulatory and policy matters.
  • Several major derivatives, futures and options clearing agencies, as counsel, on matters related to clearing and clearing infrastructure.
  • Major foreign and domestic financial institutions regarding bespoke derivatives transactions, margin loan and other securities financing, cash pooling arrangements.
See allRepresentative Work
  • 2017 Lexology Global Client Choice award winner in the field of Derivatives.
  • The Canadian Legal Lexpert Directory 2018 as leading lawyer in Derivative Instruments and Banking & Financial Institutions.
  • The 2018 Lexpert/American Lawyer Guide to the Leading 500 Lawyers in Canada in Derivative Structures.
See allAccolades