Mark C. Katz

4.5 (35 reviews )

Toronto Ontario Canada

Advertising and Marketing Law Competition / Antitrust Law

Recognized in Best Attorney USA since 2010

About Mark

For over 30 years, trade unions have relied on Steven Barrett to represent their interests, and the interests of their members, in all types of legal proceedings. Grievance and interest arbitration, labour relations board applications, collective bargaining – Steven does it all and makes it look easy. That’s why a member of parliament once referred to Steven as “the Wayne Gretzky of labour law”. From protecting the scope of bargaining unit work, to challenging discipli...

Practice Areas

Advertising and Marketing Law

Competition / Antitrust Law

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Reviews

4.5 / 5

35 Reviews

1,018 Profile Views

Cornelius Aufderhar

Feb 01, 2026

Highly recommend Mark C. Katz for anyone needing expert Advertising and Marketing Law help in Ontario

I was really stressed about my case in Toronto, but Mark C. Katz made everything so smooth and stress-free. Seriously, the best decision I've made lately was hiring them. They handled every detail wit...

Joann Sanford

Feb 01, 2026

Finding Mark C. Katz was the best thing that happened during my tough Advertising and Marketing Law battle

I was skeptical about hiring a lawyer for my Advertising and Marketing Law issue in Toronto, but Mark C. Katz changed my mind completely. They were professional, responsive, and most importantly, they...

Frances Stoltenberg

Feb 01, 2026

Reliable lawyer you can count on - Mark C. Katz provided excellent service throughout

Needed help with Advertising and Marketing Law and Mark C. Katz delivered on their promises. They're professional, efficient, and easy to talk to. Good choice for anyone in Ontario looking for high-qu...

Lisa Mayert

Feb 01, 2026

Excellent legal representation provided by Mark C. Katz for my Advertising and Marketing Law case

Mark C. Katz is fantastic and very professional. Don't hesitate to hire them if you're in Ontario and need help. They really know their stuff and will go the extra mile to make sure you're taken care...

Jeffery Sipes

Feb 01, 2026

A very good experience overall with the entire team at Mark C. Katz's legal practice

I've worked with a few lawyers in Toronto over the years, but Mark C. Katz stands out for their honesty and thoroughness. They were clear about the process and kept me updated at all times. I felt con...