Atty. Patrick A. Thompson
Patrick A. Thompson is a top attorney recognized by Best Lawyers in the practice area(s) of Construction Law and Corporate and Commercial Litigation.
Construction Law & More Attorney · Serving Ottawa, ON
Profile Summary
About Patrick A. Thompson at a Glance
Patrick A. Thompson is a business, construction, and litigation attorney based in Ottawa, Ontario, practicing at McMillan LLP. Recognitions include Best Lawyers in America — Construction Law (2026) and Best Lawyers in America — Corporate and Commercial Litigation (2026). Serves clients in Ottawa, ON and the surrounding metropolitan area.
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About Patrick A. Thompson
- Patrick A. Thompson is a top attorney recognized by Best Lawyers in the practice area(s) of Construction Law and Corporate and Commercial Litigation
- Patrick A., who practices law in Ottawa, Ontario, has been recognized since 2025
- This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Patrick A. is held by other top lawyers in the same geographic and legal practice area
Practice Areas Explained
Patrick A. Thompson's Areas of Legal Practice
Each practice area below reflects the types of cases Patrick A. Thompson handles, with a practical overview of what that area of law involves and how it may apply to your situation in Ottawa.
Business & Corporate Law in Ottawa
Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.
Patrick A. Thompson is one of 497,491 business attorneys indexed nationally. Browse business attorneys in Ontario →
Construction Law in Ottawa
Patrick A. Thompson is one of 40,302 construction attorneys indexed nationally. Browse construction attorneys in Ontario →
Civil Litigation in Ottawa
Civil litigation attorneys for breach of contract, business disputes, civil rights, and class action lawsuits.
Patrick A. Thompson is one of 450,751 litigation attorneys indexed nationally. Browse litigation attorneys in Ontario →
Jurisdictional Context
Why Local Counsel Matters in Ottawa
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 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.
Ottawa Courts and Legal Process
Choosing a Ottawa-based attorney means your counsel already knows the local docketing timelines, preferred filing formats, and how individual judges typically rule on procedural motions — details that only come from practicing in this jurisdiction day after day. That local familiarity can translate to better strategy, faster filings, and fewer costly surprises.
Looking for additional Ontario attorneys? Browse all attorneys in Ottawa or all attorneys in Ontario.
Frequently Asked
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Professional Profile
Why Clients in Ottawa Choose Patrick A. Thompson
Selecting an attorney is one of the most consequential decisions you can make when a legal matter arises. Below are the core qualities that distinguish Patrick A. Thompson's practice in the field of business, construction, and litigation.
Broad Practice Area Coverage
Covering business, construction, and litigation, Patrick A. Thompson can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.
Local Presence in Ottawa
A Ottawa-based practice means Patrick A. Thompson attends hearings in the same courthouses, knows the local clerks, and understands the unwritten scheduling norms that affect every case filed here.
Case Types
Common Legal Issues Patrick A. Thompson Handles in Ottawa
Below is a representative sample of the types of matters Patrick A. Thompson has experience with under Ontario law. If your situation involves one of these case categories, this attorney may be well positioned to help you understand your options.
This list is illustrative, not exhaustive. Contact Patrick A. Thompson directly to discuss the specifics of your situation.
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How People Find Patrick A. Thompson Online
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Patrick A. Thompson's Practice Areas & Specializations
Awards & Professional Honors
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