Our Team

Cassandra da Costa

T: 519.435.6009
F: 519.433.4453
E: cdacosta@filion.on.ca

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Jennifer Godfrey
T: 519.800.2242
F: 519.433.4453
E: jgodfrey@filion.on.ca

  • Call to the Bar - Ontario, 2019
  • Admission to the Bar - Missouri, 2016
  • Admission to the Bar - Washington, 2014
  • Boston College Law School, Juris Doctor, 2013
  • Boston College, Bachelor of Arts, 2008

Cassandra da Costa
Senior Associate

Executive Summary

Cassandra is senior associate with the firm’s London office. Cassandra’s practice focuses on a full range of labour and employment issues including collective bargaining, labour disputes, grievance arbitrations, human rights, wrongful dismissal defense litigation, employment standards, employment contracts, and workplace policies.

Cassandra offers clients a collaborative and creative approach to solving complex workplace issues.  She works with public and private sector employers alike, big and small, operating across multiple sectors.

Prior to joining the firm, Cassandra practiced with a boutique management-side labour and employment law firm in London. Before being called to the Bar of Ontario, Cassandra represented a major U.S. city in collective bargaining, labour disputes, employment and human rights issues.  

While Cassandra maintains a broad and general practice, her past experience has instilled a keen understanding of the unique political, cultural and socio-economic environment in which municipalities operate. She also has particular experience with the labour and employment challenges relating to police services, utilities, and public sector employee unions. Having practiced labour and employment law in multiple jurisdictions, Cassandra is also uniquely positioned to assist U.S. employers navigate the Canadian regulatory landscape.

Memberships and Professional Affiliations

  • Law Society of Ontario
  • Ontario Bar Association
  • Canadian Bar Association
  • Middlesex Law Association

Selected Publications, Presentations and Media Mentions

Co-Author, "Preparing for Interest Arbitration" practice note, LexisNexis Practical Guidance (2023)

“Appellate Court: Employee Can’t Transform Employer’s Supportive Leniency (Allowing Flexibility in Her Start Time) into Contractual Obligation” (2019) Vol. 29 Employment and Labour Law Reporter