architectural detail, Heather L. Hansen, lawyer at family lawyers Martha McCarthy, Toronto
Heather L. Hansen, lawyer, partner at Martha MacCarthy Family Lawyers, Toronto


Heather L. Hansen, C.S.

Heather Hansen is a partner at Martha McCarthy & Company LLP. She is a Certified Specialist (C.S.) in Family Law by the Law Society of Ontario and a Fellow of the International Academy of Family Lawyers.

Heather represents and advises clients on all issues related to divorce, custody and access, spousal and child support, division of property, separation agreements, domestic contracts, religious marriage contracts, and cross-border/international family law issues (including Hague Convention matters). A significant portion of her practise is working on matters that involve the complex intersection of family law and business, including working closely with corporate counsel, valuators, tax advisors and accountants.

Heather regularly appears before all levels of court in the Province of Ontario. She also represents clients in complex negotiations, mediation and arbitration proceedings. Heather teaches trial advocacy at the University of Toronto (Faculty of Law). She is also a frequent speaker at continuing education sessions and conferences and has authored or co-authored a number of articles and book chapters on topics ranging from evidence in family law, to estates and trust matters. She has a particular interest in the evolving role of technology in family law. Heather also provides media commentary on current issues in family law.

In addition to an active pro-bono practice involving child related matters, Heather also represents children in domestic and child protection matters as a member of the panel for the Ontario Government's Office of the Children's Lawyer. She sat on the Young Advocates' Society Standing Committee for the 2012-2015 term and is a participant member of the Crown Wardship No-Access Pilot Project and the Child Advocacy Project.

Heather is a member of the Law Society of Ontario, the Family Law Section of the Ontario Bar Association, The Advocates' Society, and the Association of Family and Conciliation Courts. She is a graduate of the University of Toronto (Hon. BA) and the University of Windsor, Faculty of Law (LL.B) where she was the recipient of a number of academic awards and prizes. Heather lives in Toronto with her husband and two children.

Heather can be reached at and 416-855-1935 or through her law clerk, Sam McDonald at and 416-855-1934.

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