Atty. John Siwiec
John Siwiec is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate and Commercial Litigation and Intellectual Property Law. John, who practices law in Ottawa, Ontario, has been recognized since 2024.
Profile Summary
About John Siwiec at a glance
John Siwiec is a business, real estate, ip, and litigation attorney based in Ottawa, Ontario, practicing at Perley-Robertson, Hill & McDougall LLP. Recognitions include Best Lawyers in America — Corporate and Commercial Litigation (2026) and Best Lawyers in America — Intellectual Property Law (2026). Serands clients in Ottawa, ON and the surrounding metropolitan area.
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About
- John Siwiec is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate and Commercial Litigation and Intellectual Property Law
- John, who practices law in Ottawa, Ontario, has been recognized since 2024
- This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which John is held by other top lawyers in the same geographic and legal practice area
Practice Areas Explained
John Siwiec's Areas of Practice
Each practice area below reflects the types of cases John Siwiec 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.
John Siwiec is one of 501,317 business attorneys indexed nationally. Browse business attorneys in Ontario →
Real estate attorneys handle home purchases, sales, commercial transactions, title disputes, and landlord-tenant matters.
John Siwiec is one of 316,149 real estate attorneys indexed nationally. Browse real estate attorneys in Ontario →
IP attorneys protect inventions, brands, and creative work through patent prosecution, trademark registration, copyright, and trade-secret enforcement.
John Siwiec is one of 106,079 ip attorneys indexed nationally. Browse ip attorneys in Ontario →
Civil litigation attorneys for breach of contract, business disputes, civil rights, and class action lawsuits.
John Siwiec is one of 454,532 litigation attorneys indexed nationally. Browse litigation 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 Ottawa 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 andnue, 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 Ottawa or all attorneys in Ontario.
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