Trial Lawyer / Owner
A commanding courtroom litigator, David Protomanni focuses exclusively on representing clients facing serious criminal offenses in St. Catharines and the Niagara region. With extensive trial experience, including a landmark 6-month jury trial in 2021—one of the longest in Niagara’s history—David is renowned for his powerful presence, deep legal expertise, and unwavering dedication to his clients.
His years as a criminal defense lawyer, particularly in sexual assault cases, give him intricate knowledge of both prosecution and defense strategies, uniquely equipping him to secure financial settlements and compensation for victims of crime.
As one of the only litigators in the region advocating for victims of violent crimes, particularly sexual assault, David fiercely pursues civil lawsuits to hold perpetrators accountable. His compassionate, trauma-informed approach ensures survivors feel supported throughout the legal process. David’s passion for music, both as a writer and performer, fuels his creative approach to advocacy, bringing intensity and empathy to every case.
In his spare time, David enjoys crafting and playing music and spending time with his wife and their two Labrador Retrievers.