Atty. David Canton
David Canton is a business lawyer and trademark agent focusing on technology issues and technology companies. He leads the firm’s Technology and Privacy Law and Intellectual Property practice.
Profile Summary
About David Canton at a glance
David Canton is a business, securities, and internet attorney based in London, Ontario, practicing at Harrison Pensa LLP. They have 45+ years of legal experience, licensed to practice since 1981. Admitted to practice in Ontario (1981). Recognitions include Best Lawyers in America — Corporate Law (2026), Best Lawyers in America — Information Technology Law (2026), and Best Lawyers in America — Privacy and Data Security Law (2026). Serves clients in London, ON and the surrounding metropolitan area.
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About
David Canton is a business lawyer and trademark agent focusing on technology issues and technology companies. He leads the firm’s Technology and Privacy Law and Intellectual Property practice.
David advises on information technology and e-business matters such as software licences and SaaS, outsourcing agreements, consulting agreements, intellectual property including trademarks and copyright, technology transfer, privacy, social media law, anti-spam law, artificial intelligence (AI law), internet, website and e-business issues. His clients are those both creating and using technology and content.
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- Intellectual property: IP lawyer providing services to clients ranging from startups to larger established businesses looking for insights and guidance on trademark and copyright issues, including registering trademarks.
- Data protection and privacy law: Advises businesses on privacy laws including drafting privacy policies and documents. Gives advice to businesses looking for insights into data protection.
- Information technology: Advises businesses on information technology, e-commerce, and artificial intelligence law issues. Drafts concise, tailored, plain language documents including software and SaaS licenses, click-wraps, e-commerce terms, privacy policies.
Practice Areas Explained
David Canton's Areas of Practice
Each practice area below reflects the types of cases David Canton handles, with a brief overview of what that area of law covers.
Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.
David Canton is one of 452,854 business attorneys indexed nationally. Browse business attorneys in Ontario →
David Canton is one of 58,852 securities attorneys indexed nationally. Browse securities attorneys in Ontario →
Internet and cyber lawyers for data breaches, online defamation, privacy law, and cybersecurity matters.
David Canton is one of 15,865 internet attorneys indexed nationally. Browse internet attorneys in Ontario →
Jurisdictional Context
Why local counsel matters in Ontario
Practicing law in Ontario. Legal matters in Ontario are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in London are typically filed in the local municipal court or the appropriate Ontario state district court, depending on subject matter and amount in controversy. An attorney licensed in Ontario brings working knowledge of local procedural deadlines, judicial practices in this venue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in Ontario courts without local counsel or pro hac vice admission.
Looking for additional Ontario attorneys? Browse all attorneys in London or all attorneys in Ontario.
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