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Jeff Mass
Jeff Mass was born and raised in Montreal, Quebec. Coming from a family of judges and lawyers it was only a natural fit that his chosen profession was the practice of law.
Robbie Tsang
Robbie was born and raised in Toronto, Ontario. In 2000 he graduated from the University of Toronto with a Bachelor of Science while studying human biology and actuarial science.
Heather Spence
Heather Spence graduated from Wilfrid Laurier University in 2006 with an Honours Political Science degree and a Business Administration minor. Heather graduated Osgoode Hall Law School where she received a Juris Doctor in Law.
Brian Brody
Brian Brody was born and raised in Chicago, Illinois and has always been interested in social equality. Coming from a family of lawyers it was easy for him to choose the practice of law.
Alexei Zaitsev
Alexei Zaitsev earned his law degree at the University of Windsor, with a heavy focus on criminal law.In his position with Mass Tsang LLP, Alexei practices exclusively in the area of criminal and quasi-criminal defence, as well as defending dog owners charged with offences under the Dog Owners’ Liability Act.

Administrative Staff

Stephanie Tong
Stephanie was born in Hong Kong. She graduated from University of Toronto with an Honours Bachelor of Arts Degree majoring in Sociology and Book & Media Studies. In addition to her years of experience in customer service and legal administration, she is also a certified interpreter for Cantonese and is fluent in Mandarin as well.
Andrea Nuela
Andrea Nuela was born in Toronto, Ontario. She pursued her interest in Law by graduating as a Law Clerk in 2016 at Humber College. She is devoted in helping others and she is fluent in Spanish.