Get your life back and end this nightmare.
Proven track record of successful outcomes in assault defence cases
We take on even the toughest cases
Over 30 years of criminal law experience
Flexible financing to help you pay your fees
24/7 case support to provide help when you need it the most
1,000+ of assault related cases handled
Being charged with assault can be a frightening and overwhelming experience. It is normal to feel unsure and uncertain about what to do next.
In the Greater Toronto Area, an assault conviction can lead to a criminal record, jail time, and consequences that affect your current job, future employment opportunities, housing, and personal relationships.
But with the help of our experienced assault defence lawyers, you can give yourself the best chance of reducing or beating the charges completely.
Mass Tsang has a proven track record of achieving over 1,000 complete dismissals of assault charges resulting in a clean record, as well as reductions in charges and penalties.
Unlike many law firms, our assault lawyers practice solely in criminal law, allowing us to provide highly effective representation for clients facing assault charges, from minor altercations to serious offences.
You benefit from the knowledge, opinion and experience of a team of six highly skilled criminal lawyers. After years working with the same prosecutors and judges in the Toronto area, we can provide tailored defence strategies to give you the best chance of success.
Facing an assault charge can be a stressful time and you don’t want to feel alone. We are available for weekends, late evenings, short notice appointments, and provide constant updates about each step of the case.
Transparent and affordable flat rate fees, with no hidden costs, and flexible payment plans tailored to each client’s unique financial situation.
The penalty for these crimes differs depending on the injuries inflicted. The greater the harm inflicted, the greater the penalty, if convicted. A criminal record can result, as well as probation, fines and even jail time if an accused person does not successfully defend against these allegations.
Assault charges are serious and can have significant consequences on your freedom or liberty. Our assault lawyer in Toronto will help handle your situation and guide you through the difficult experience of being charged with Criminal Code offence, including charges as domestic assault and sexual assault. Whether you have a different version of events, were acting in self-defence or deny the allegations, we will use our experience to help you face any accusations. As an assault lawyer in Toronto, we will utilize the best defence techniques to give you the justice that you deserve.
What are the different types of assault and how can they affect me?
Assault is the act of applying force to someone without their consent. This includes force that does not harm the person. There are a few different levels of assault that vary in severity:
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If you are faced with charges related to assault, contact us immediately for effective representation by one of the leading assault lawyer in Toronto. With over 30 years of total experience we have perfected defence strategies that will help you navigate through a confusing and complex court system.
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 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 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 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 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
Evan Sinclair studied law at the University of Windsor and the University of Detroit Mercy, receiving American and Canadian law degrees. Evan’s passion for criminal law was solidified after spending a semester as a student attorney working for the Detroit Mercy Criminal Legal Clinic.
Ruaridh McCartney is an Associate at Mass Tsang LLP. Ruaridh graduated from the University of Western Ontario in 2019 (Honours BA with a Specialization in Political Science). From 2019-2021 he attended the University of Southampton in the United Kingdom and graduated Juris Doctor in law in 2021.
Eshan Dhillon is an Associate at Mass Tsang LLP. Born and raised in Brampton, Eshan began his studies at Ryerson University. He then attended Bond University in Australia and graduated with a Bachelor of Laws in 2024, specializing in Canadian Law and Practice. Throughout his studies, he focused heavily on criminal law, finishing top of his class in trial advocacy.
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 operations management, legal administration, and customer service, she is also a certified interpreter for Cantonese and is fluent in Mandarin as well.
Lydia was born and raised in Toronto, Ontario. She graduated from the University of Toronto in 2017 with a Bachelor of Arts in political science, English, and history. Lydia has been working at Mass Tsang since 2018.
Allegations: Assault Causing Bodily Harm
Defence: Retained a medical expert who testified that the nature and pattern of the complainant’s injuries were inconsistent with the mechanism of assault described in the Crown’s theory of the case. Cross-examined the investigating officer on the absence of corroborating physical evidence at the scene.
Result: Acquittal. Trial judge found that the Crown had not proven the charge beyond a reasonable doubt.
Allegations: Assault with a Weapon
Defence: Advanced a defence of self-defence under s. 34 of the Criminal Code. Adduced evidence that the client had a reasonable basis for believing they were about to be subject to imminent harm and that the force used in response was proportionate to the perceived threat.
Result: Acquittal. Trial judge accepted the self-defence claim and found it had not been rebutted by the Crown.
Allegations: Aggravated Assault (Wounding)
Defence: Retained a medical expert to provide evidence that the complainant’s injuries, while serious, were not consistent with the Crown’s theory of how they were inflicted. Conducted an extensive cross-examination of the complainant on prior inconsistent statements made to police and a third party, undermining the reliability of the account presented at trial.
Result: Conviction for the lesser included offence of Assault Causing Bodily Harm. Conditional sentence of imprisonment imposed. No custody.
Allegations: Assault, Assault Causing Bodily Harm
Defence: Negotiated with the Crown presenting extensive evidence of the client’s prior clean record, steady employment, and community ties. Argued that the altercation was a mutual confrontation and that the Crown’s evidence on the causation of the complainant’s injuries was equivocal.
Result: Assault Causing Bodily Harm withdrawn. Client entered a plea to simple Assault. Absolute discharge granted — no criminal record.
Allegations: Assaulting a Peace Officer, Obstruct Police
Defence: Brought a Charter application under s. 9 of the Charter arguing that the police had detained the client without lawful grounds prior to the alleged assault, and therefore were not acting in the lawful execution of their duty at the time the offence was alleged to have occurred. A peace officer not in the lawful execution of their duty cannot be the subject of the s. 270 assault offence.
Result: Assaulting a Peace Officer charge withdrawn by Crown following the Charter application. Client pleaded to Obstruct Police. Discharged on a period of probation.
Allegations: Assault Causing Bodily Harm
Defence: Produced alibi evidence placing the client at a confirmed location at the time of the alleged offence. Secured surveillance footage from a nearby business and two corroborating witness statements substantiating the alibi. Provided the Crown with a comprehensive brief of the alibi evidence well in advance of trial.
Result: Crown withdrew all charges following its review of the alibi evidence.
