Criminal defence attorney Cassandra DeMelo founded DeMelo Law as a means of ensuring that all individuals across London and Southwestern Ontario are represented fairly before the courts. Learn more about the firm below, or contact us to get started immediately.

About Cassandra


Founding Lawyer

Cassandra DeMelo is a native of London, Ontario, who is fluent in both Portuguese and Spanish. After receiving her undergraduate degree at Ryerson University in Criminal Justice, she returned to her hometown for law school. She received her Juris Doctor from Western University. She thanks the Legal Aid clinic at Western, Community Legal Services, for the fantastic training she was given by them as a student.

After law school, she articled with Lerners LLP. Since being admitted to the Ontario Bar in 2013, she has practiced exclusively in criminal law – a life-long aspiration for her. Cassandra is honoured to be serving her hometown as a criminal defence attorney.

Cassandra recently finished her Masters of Law at Western University on the issue of mental health and bail hearings. She is currently a PhD student at Western Law, focusing on drug reform. She is also the Women’s Vice President for the Criminal Lawyer’s Association. She is on various committees around London, including St. Joseph’s Hospice.

When Cassandra isn’t practicing law, she enjoys spending time with her husband, Josh, who also owns his own business as a Personal Trainer. She is an avid dancer, loves to travel the world, and enjoys spending time with her large Portuguese family.

About Katie


Senior Associate

Katie Heathcote is a native of Windsor, Ontario. She studied Criminology, Sociology, and French at the University of Windsor, graduating with an Honours Bachelor of Arts. Katie earned a Canadian law degree at the University of Windsor and an American law degree at the University of Detroit Mercy in 2017. In law school, Katie focused her studies in criminal law and volunteered at the Community Legal Aid Clinic where she honed in on her criminal advocacy skills.

Katie worked as an articling student as a well-known criminal defence firm in Windsor, and was admitted to the Bar of Ontario in June, 2018. She looks forward to joining the legal community in London and becoming part of the team at DeMelo Law.

Outside of practising law, Katie enjoys travelling, cooking and international cuisine. She also enjoys an active lifestyle and a love for the water. During her free time, she is often found walking her dog, kayaking and paddle boarding on Lake St. Clair.

About Andrea


Associate Lawyer

Andrea Tredenick proudly identifies as a queer and neurodivergent lawyer. She grew up in Montreal, Quebec and is fluent in French.

Andrea put herself through all of her schooling and was one of only a dozen students who were accepted into McGill University’s Law Program without a Bachelor’s Degree. She now has a degree in civil law as well as a degree common law.

Since her acceptance into law school, Andrea has worked hard to give back to the community and advocate for society’s most vulnerable. Her experience includes working at tenants’ rights associations, volunteering at the Innocence Project at McGill, and volunteering with First Nations organizations. Since her call to the Bar, Andrea has practiced exclusively in criminal law, which is a lifelong accomplishment for her – she always wanted to be a criminal lawyer “when she grew up.”

Outside of work, Andrea enjoys reading, music, all things science-fiction, and camping in Northern Ontario and Quebec.

About Zoë


Associate Lawyer

Zoë Busuttil has been living in London, Ontario, for the last year. Zoë grew up in Ottawa, Ontario and is fluent in French.

Zoë received her Juris Doctor from Queen’s University, where she was the recipient of the Bayne Sellar Ertel Carter Award for academic excellence in criminal law courses.

During law school, Zoë was heavily involved with the Queen’s Prison Law Clinic (QPLC). While at QPLC, she won multiple trials in Disciplinary Court, and successfully represented clients before the Parole Board of Canada.

Along with serving individual clients, Zoë was involved in QPLC’s strategic litigation. She conducted research for QPLC’s intervention at the Supreme Court of Canada in Canada (Citizenship and Immigration) v Vavilov, 2019 SCC 65. She also assisted with Judicial Reviews in the Federal Court and complaints before the Canadian Human Rights Commission.

Before law school, she was a competitive soccer player. Outside of practicing law, Zoë enjoys staying active by running and hiking the many trails throughout Southwestern Ontario.

About Aiden


Office Manager

Aiden Ross is a newcomer to London. He studied Criminal Justice and Public Policy at the University of Guelph and went on to Conestoga College where he took the Paralegal Program. He has previously worked for defence counsel in Kitchener, Ontario where he discovered his passion for criminal law.

When he’s not in the office, Aiden enjoys, reading, hiking, and playing board games.

About Julianna


Articling Student 2021/2022

Julianna Schiller grew up in London, Ontario. She majored in Criminology at the University of Windsor with a double minor in Psychology and Economics, graduating with a Bachelor of Arts in 2018. During her undergrad she began pursuing her passion for criminal law by volunteering for the John Howard Society. She returned home to attend law school at Western University, receiving her Juris Doctor in 2021. Throughout law school she focused mainly on criminal law and spent two years working and volunteering at the Community Legal Services clinic on campus where she was able to further work on her criminal advocacy skills.

Julianna has aimed to be a criminal defence lawyer since high school and is very excited to complete her articles at DeMelo Law.

In her free time Julianna enjoys hiking, kickboxing, and spending time with her cat Edgar, and is an avid music fan who loves to catch local indie shows whenever she can.

About Tayzia


Law Student & Articling Student 2022/2023

Tayzia Collesso made London her home after she completed her undergraduate degree at Western University in 2017. She graduated with an Honours Specialization in Psychology and will be entering into her third year at Western Law this fall. Thus far, Tayzia has dedicated her legal studies to the field of criminal law and has been involved with both the Community Legal Services clinic and the Ontario Court of Justice Placement program. She is also the VP of Communications for the Black Law Students’ Association – Western Chapter.

During her free time, Tayzia enjoys playing soccer, going to the beach and spending time with her friends and family in Guelph.

Fair Representation in the Courts

Cassandra has a reputation for fighting vigorously for her clients, and for recognizing that a criminal charge does not define an individual.

Community Legal Involvement

Cassandra has worked tirelessly with the Community Legal Services clinic at Western University, as both a student and Review Counsel.

You hope to never need the advice of a criminal defence lawyer. But if you do, you will be glad you called us.