About Sonja

Sonja Barnes is a LegalShield Associate at Mills & Mills LLP, a role she took on in 2019 after practicing in trademarks, family, business, and employment law. She previously ran her own family law practice and has extensive experience with child protection matters, including guidance on dealing with the Children's Aid Society. Her background also includes personal injury articling, employment law from both employer and employee perspectives, and corporate work involving trademarks and contracts. Sonja began her legal career as a legal assistant and law clerk before becoming a trademark agent and later a lawyer. She holds an LL.B. from Osgoode Hall Law School and was called to the bar in 2006, and she offers services in French as well as English.

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This listing was generated by AI from public sources in August 2026. It may contain errors, and we can’t guarantee it’s accurate or complete. Before you rely on anything here, verify it on their firm’s website. Confirm Sonja Barnes’s licence and standing in the Law Society of Ontario directory ↗

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