Atty. Guy Gilain
Guy Gilain has a specialized practice in construction law with considerable experience in litigation and contractual issues. His clients include public and private companies, general and specialized contractors, and equipment suppliers.
Construction Law Attorney · Serving Montreal, QC · 41+ Years Experience
Profile Summary
About Guy Gilain at a Glance
Guy Gilain is a construction attorney based in Montreal, Quebec, practicing at Miller Thomson LLP. They have 41+ years of legal experience, licensed to practice since 1985. Admitted to practice in Quebec (1985). Educated at University of Montreal (—, 1984). Recognitions include Best Lawyers in America — Construction Law (2026), Best Lawyers in America — Awards: (2026), and Best Lawyers in America — Benchmark Canada – Litigation Star: Construction (2020) (2026). Serves clients in Montreal, QC and the surrounding metropolitan area.
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About Guy Gilain
- Guy Gilain has a specialized practice in construction law with considerable experience in litigation and contractual issues
- His clients include public and private companies, general and specialized contractors, and equipment suppliers
- He also represents national and multinational companies as well as various construction industry associations
- Guy has earned a solid reputation as a seasoned litigator with respect to lengthy litigious construction matters
- Guy provides advice on the full scope of issues regarding construction contracts, whether related to negotiating, drafting, handling claims, expense management, or administrative management matters (such as construction permits) for all types of construction projects
- He has experience with major civic works, commercial and industrial buildings, residential complexes, and infrastructure projects
- Guy has represented clients in the resolution of serious disputes through mediation or arbitration, and has occasionally acted as an arbitrator and a mediator
- Guy's practice in Construction is recognized by The Best Lawyers in Canada (2012-2023) and named Lawyer of the Year in 2022, Benchmark Canada (2020- 2021), and Canadian Legal Lexpert Directory (2016-2022)
Practice Areas Explained
Guy Gilain's Areas of Legal Practice
Each practice area below reflects the types of cases Guy Gilain handles, with a practical overview of what that area of law involves and how it may apply to your situation in Montreal.
Construction Law in Montreal
Guy Gilain is one of 40,302 construction attorneys indexed nationally. Browse construction attorneys in Quebec →
Jurisdictional Context
Why Local Counsel Matters in Montreal
Practicing law in Quebec. Legal matters in Quebec are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Montreal are typically filed in the local municipal court or the appropriate Quebec state district court, depending on subject matter and amount in controversy. An attorney licensed in Quebec 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 Quebec courts without local counsel or pro hac vice admission.
Montreal Courts and Legal Process
Choosing a Montreal-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 Quebec attorneys? Browse all attorneys in Montreal or all attorneys in Quebec.
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Professional Profile
Why Clients in Montreal Choose Guy Gilain
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 Guy Gilain's practice in the field of construction.
Decade-Tested Legal Experience
Guy Gilain brings 41+ years of hands-on legal practice — enough to have navigated the recurring fact patterns, procedural traps, and negotiation dynamics that shape case outcomes.
Focused Construction Practice
Concentrating on construction means Guy Gilain's knowledge of relevant statutes, case law, and procedural nuances stays current — unlike generalist practices that spread attention across unrelated fields.
Local Presence in Montreal
A Montreal-based practice means Guy Gilain attends hearings in the same courthouses, knows the local clerks, and understands the unwritten scheduling norms that affect every case filed here.
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How People Find Guy Gilain Online
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Guy Gilain's Practice Areas & Specializations
Education & Law School Background
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