Maeve O'Neill Sanger

Maeve O'Neill Sanger

Associate, Regulatory, Indigenous and Environmental

Contact Information

tel: 403.260.7059



Bar Admission

Alberta, 2021


  • University of Victoria, JD
  • Nova Scotia College of Art and Design University, BFA
  • École nationale supérieure des beaux-arts à Paris, Dnap du premier cycle



Maeve’s practice is focused on environmental, regulatory and Aboriginal law issues that affect energy and natural resource development projects.  She has assisted with matters before the Canada Energy Regulator and the Alberta Energy Regulator and with proceedings at the Federal Court, the Federal Court of Appeal, and the Alberta Court of Appeal. Maeve regularly contributes to Osler’s Canada Energy Transition blog.

Maeve studied law at the University of Victoria where she completed terms at The Law Centre legal clinic and at The Environmental Law Clinic. As a co-op student, Maeve worked at Osler, at an independent office of the Yukon legislature, and at an Aboriginal law firm in British Columbia.

  • Maclean Scholarship in Legal History and Criminal Law (2020)
  • Law Foundation of British Columbia Public Interest Award (2019)

  • University of Victoria – The Law Centre legal clinic, Student (2020)
  • University of Victoria – Environmental Law Centre Society, Student Board Member (2018-2020)
  • Pro Bono Law Alberta, Civil Claims Duty Counsel, Student (2019)
  • University of Victoria – Environmental Law Club, External Communications Director (2017-2019)
  • University of Victoria – Environmental Law Clinic, Student (2018)
  • University of Victoria – Law Students Society, Co-op Representative (2018)