Protomanni & Associates
St. Catharines Lawyers



Born and raised in Timmins, Ontario, David’s path to becoming a trial lawyer was forged when he began playing guitar as a young boy. His passion for performance carried him through his undergrad and Master’s, earning him two degrees in music. His love of people and performing guided him to the University of Ottawa where he earned a Juris Doctor degree, followed by his Call to the Ontario Bar.

Our Commitment To You



Whatever the charge, our lawyers will advise and guide our clients facing criminal allegations. Our priority is to reach the best resolution or withdrawal of the charges as soon as possible.


Our family lawyers prevent and resolve conflicts through communication, negotiation, and where necessary through litigation. Call us about your separation, cohabitation or pre-nuptial agreement, or any other family law matters.


With our office so close to the Canada-US border, we represent many clients that find themselves with legal troubles upon entering Canada, namely, criminal charges.


If you are involved in a dispute which requires legal assistance, you can be confident that the litigation lawyers at Protomanni & Associates will work hard on your behalf to bring about an efficient and expeditious resolution.


Your Will is the most important part of your estate plan. It ensures your assets are distributed according to your wishes and that your loved ones are provided for.

Employment Law

Canadian law governs the workplace and those operating within it. When problems arise, knowing the relevant legislation and case law are keys to a successful resolution. At Protomanni & Associates, our role is to protect your interests whether you are an employer or employee.

Criminal & Family Lawyers

Schedule Your Complimentary Consultation

Our Testimonials

Why They Are Talking
About Us

I retained the services of David Protomanni recently and I can't say enough positive words about this law firm. When you hire David, you get the entire team working on your matter. The communication is outstanding. Emails are always addressed right away. Fees are excellent. He is knowledgeable, and such a nice guy. No other lawyer like him around. If I could rate this firm 10 stars, I would.
An unfortunate thing happened to me and I knew I needed help. After calling several lawyers, I decided to contact Mr. Protomanni after reviewing all the success, high-rating and positive comments. They worked on my case and the outcome proved their hard work. I highly recommend this law firm if you need any kind of help.
He is a caring compassionate man. He is not judgemental, compassionate, and works so hard for his clients. Clients always come first. Hes professional and reliable when you need him, he is always there. He went above and beyond for me and Im happy hes out there to help others. This is who you want in your corner.
Criminal & Family Lawyers

3 Best Divorce Lawyers in St. Catharines, ON

Explore Consultancy Services

Retaining Our Services

We offer a free initial consultation. The purpose of this meeting is not to provide legal advice, rather, an opportunity to hear the details of your matter and provide a quote to retain our services. We offer the following methods of payment:

Legal Aid Accepted

Payment plans may be arranged in some circumstances.

Contact Us