Bar Admission

  • 1999 Admitted to the British Columbia Bar

Dianna’s practice is primarily litigation based with a focus in the areas of Health Law and Local Government Law. She represents Health Authorities, hospitals and nurses in medical negligence claims.  She also advises Health Authorities on quality assurance matters. In her Local Government Practice, she represents municipalities on a wide range of legal issues.

Dianna’s practice also includes representing clients in solicitor’s negligence claims and on estate litigation matters.

Dianna works closely with her clients to achieve favorable results, whether it is representing their interests in court or through alternative dispute resolution methods.

Representative Experience

  • Defending Health Authorities, hospitals and nurses in medical negligence claims.
  • Advising and representing Health Authorities on quality assurance matters.
  • Representing municipalities on a wide range of matters including occupiers’ liability, road maintenance and design, parks and recreational trails, negligent misrepresentation, nuisance and abuse of process.
  • Solicitor’s negligence cases.
  • Representing clients on estate litigation matters involving wills variation, undue influence, probate, accounting by executors, resulting and constructive trusts, interpretation of wills and committeeship.

Representative cases include:

  • Nelson v. British Columbian (Provincial Health Services Authority), 2019 BCSC 2094
  • Pestano v. Wong, 2019 BCCA 141
  • Medina v. Wong et al., 2018 BCSC 292
  • Plett v. City of Abbotsford, 2017 BCSC 1298
  • Nelson v. Provincial Health Services Authority, 2017 BCCA 46
  • Allen v. Bishop of Victoria, 2016 BCSC 1078, aff’d 2017 BCCA 237
  • Nerland v. Toronto-Dominion Bank, 2016 BCSC 45
  • Chang Estate v. Chang, 2010 BCCA 111
  • Re: Elsie Jones, 2009 BCSC 1723
  • Mazur v. The Citadel General Assurance Company, 2005 BCSC 1371
  • Mitchell v. We Care Health Services Inc. et al, 2004 BCSC 902


  • January 29, 2021, “Diversity in the Legal Profession”, Thompson Rivers University Access to Justice Law Club, Speaker
  • May 2018, “Psychological Injuries”, BCRIMA seminar, Speaker
  • April 2018, “Anatomy of a Large Loss”, MIABC Risk Management Conference, Speaker
  • September 2007, “Civil Litigation Basics for Legal Support Staff”, CLEBC, Speaker
  • 2004, “British Columbia’s Ultimate Limitation Period”, (2003-04) 5 Mun. L.R. Mgt. 6, Co-author
  • 2003, “Misfeasance in Public Office: Adler International Investments Ltd. v. Central Okanagan (Regional District)”, (2002-03) 4 Mun. L.R. Mgt. 33, Co-author

Professional & Community Affiliations