ANDERSON FOSS - Key Persons


Mary J.E. Foss

Job Titles:
  • Assistant
Mary was born and raised in Manotick, Ontario and her parents still live in the house she grew up in. She graduated with a B.A. in Law from Carleton University in 1988 and then worked as a legal assistant with the Manotick and Ottawa law firm of Wilson, Monaghan. When Mary and her husband moved to Lanark Highlands in 1993, she started her career at the firm as a legal assistant to Greg and his former partner Stephen March; managing their real estate and municipal law practices. In 2005, the University of Ottawa Law School accepted Mary's application to law school. For the next 6 years Mary attended law school part time while continuing as a legal assistant with the firm. In 2009, she was awarded the Osler, Hoskin & Harcourt LLP prize for the highest standing in advanced taxation and in June 2011, Mary graduated cum laude. Mary articled with Greg and was called to the Bar of the Law Society of Upper Canada on September 21, 2011. Mary concentrates her practice in the areas of real estate, mortgages, municipal law and wills and estates. Mary is enthusiastic about rural life, painting, traditional handcrafts, and dogs -their black Lab is named Tak.

Shannon Foss

Shannon has worked at Anderson Foss during school and in the summers since she was 17 years old. She was Called to the Bar of the Law Society of Ontario in February of 2024 and works closely with Greg and her mother, Mary, in matters including Wills, Estates, Real Estate and Corporate Law. Shannon obtained her BA in History from Carleton University, where she earned several scholarships including the IODE Education Award. Shannon graduated from Carleton in 2020 with high distinction and received the Senate Medal for Outstanding Academic Achievement. She began law school at the University of Ottawa in the Fall of 2020 when she received the Professional Training Scholarship, awarded to incoming students with the highest undergraduate marks and LSAT scores. She graduated from the University of Ottawa in 2023 on the Dean's Honour List. Shannon's interests include reading, drawing, and playing guitar. She has grown up around dogs her entire life and looks forward to having one of her own soon.