Diana Yeung

Diana is a member of the firm’s Corporate Group. Her practice focuses on executive compensation, corporate governance and employment law issues from a Canadian and US perspective.

Representative Work

  • Mevotech LP

    Penfund in connection with TorQuest’s acquisition of Mevotech

Latest Insights

  • Osler Update Jun 9, 2023

    Give it back! Issues for Canadian companies to consider now in light of pending U.S. compensation clawback rules to become effective later this year

    Canadian issuers listed on a U.S. stock exchange must adopt or revise their policies and practices...

    Read more
  • Osler Update Jan 11, 2023

    2023: Time to revisit your equity plan design and disclosure

    This year, new Canadian non-GAAP disclosure rules and TSX Venture Exchange (TSX-V) listing requirements have had an impact on Canadian issuers...

    Read more

Community Involvement

  • Tutor for the Ontario Bar Admission Exam, Law Society of Ontario
  • Volunteer, The Bishop Strachan School Alumnae Mentorship Program

Speaking and Writing

Published Work

  • “New Penalty Taxes: Prohibited Investments and Advantage Rules for RRSP, RRIF and RCA Deferred Income Plans”, Mondaq, December 6 2012 (with Maralynne Monteith).
  • “Loss of Limited Liability Protection Risks When Corporate Status Is Not Well Communicated”, Mondaq, December 6 2012 (with Maralynne Monteith).
  • “The Retail Sales Tax Still Has Some Teeth Under HST”, Lexology, December 4 2012.
  • “The Rule in Cherry v. Boultbee Revisited”, Trusts and Estates Law Section of Ontario Bar Association’s publication Deadbeat, Vol. 30, No. 2, December 2011.



  • New York University School of Law, LL.M. (U.S. Tax)
  • University of Toronto, J.D./M.B.A. (Silver Medal)
  • University of Toronto, B.Sc. (Principal’s Award)


  • English

Professional Affiliations

  • Canadian Tax Foundation
  • Ontario Bar Association
  • Society of Trust and Estate Practitioners
  • The Advocates’ Society