Mathieu Gagné, General Attorney in the United States
Over 29 years of legal practice · focused on General, Government, and Health Care
Practicing general since 1997.
- 29+
- Years practicing
- 1
- Bar admission
Practices in
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Quick answer
Mathieu Gagné is an attorney based in Montréal, QUEBEC. The practice focuses on General, Government, and Health Care. Mathieu has over 29 years of legal experience.
- Based in
- Montréal, QUEBEC
- Experience
- over 29 years
- Known for
- General · Government · Health Care
- Handles General, Government, and Health Care matters from Montréal, QUEBEC.
- Over 29 years of practice as a licensed attorney.
- Recognized with Lawyer of the Year — Health Care Law, Montréal (Canada) (2025).
About Mathieu Gagné: Mathieu Gagné is an attorney based in Montréal, QUEBEC. The practice focuses on General, Government, and Health Care. Mathieu has over 29 years of legal experience.
Areas of practice
Mathieu's practice areas in the U.S.
Mathieu concentrates on general, government, health care, real estate, and ip. Each area below outlines the kind of case Mathieu handles, typical outcomes to expect, and how the intake process starts.
General
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Government
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Health Care
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Real Estate
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IP
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General cases nationwide
Mathieu takes general matters nationwide. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Mathieu agrees to represent you.
Government cases nationwide
Mathieu takes government matters nationwide. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Mathieu agrees to represent you.
Health Care cases nationwide
Mathieu takes health care matters nationwide. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Mathieu agrees to represent you.
Real Estate cases nationwide
Mathieu takes real estate matters nationwide. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Mathieu agrees to represent you.
IP cases nationwide
Mathieu takes ip matters nationwide. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Mathieu agrees to represent you.
Biography
Mathieu Gagné, general attorney serving the U.S.
Mathieu Gagné is an attorney based in Montréal, QUEBEC. The practice focuses on General, Government, and Health Care. Mathieu has over 29 years of legal experience. Mathieu works from the U.S. and takes on general matters across the region.
Author of “Drug and Health Products Law in Canada” with a Doctor of Law degree, Mathieu Gagné is recognized as a leading lawyer in drug and other health products (medical devices, cosmetics, natural health products, etc.) related laws.
He advises and represents various stakeholders in the health and life sciences sector.
Mathieu has a unique knowledge of the legal framework governing drugs and other health products, from their inception in the lab to their consumption. Well within his area of expertise are the various standards governing the pharmaceutical life cycle and requiring compliance by industry stakeholders, such as pharmaceutical and biotech companies, researchers, ethics committees, wholesalers, distributors, pharmacies, health professionals, healthcare establishments, consumers and governments. His expertise also covers public law, business law as well as litigation (product liability, judicial review, class actions, etc.).
Mathieu has counselled many major international pharmaceutical companies on drug insurance plans, clinical trials, drug pricing and reimbursement, business practices, recalls, and other issues related to the approval, marketing, advertising, manufacturing and distribution of drugs in Canada. He has also counselled various pharmaceutical clients regarding negotiations with government authorities and the settlement of claims by alternative means to the judicial process. He has advised researchers and biotech companies on matters concerning clinical trials, pharmaceutical patents, financing and technology transfers.
Working with Mathieu on a general matter
Author of “Drug and Health Products Law in Canada” with a Doctor of Law degree, Mathieu Gagné is recognized as a leading lawyer in drug and other health products (medical devices, cosmetics, natural health products, etc.) related laws. He advises and represents various stakeholders in the health and life sciences sector. Mathieu has a unique knowledge of the legal framework governing drugs and…
Clients Mathieu works with
Mathieu reviews new inquiries case-by-case for general, government, and health care matters in the United States.
Credentials
Credentials — where Mathieu studied and practices
Laval University (Université Laval)
— · 1996
Jurisdictions
Mathieu's state bar admissions
Quebec, Barreau du Q
1997 · ACTIVE
Mathieu studied at — in Laval University (Université Laval).
Law school and academic background
Mathieu completed — in Laval University (Université Laval). Formal legal training is one signal of substantive knowledge — the day-to-day practice Mathieu runs in the state is where that training gets applied to real client questions.
Recognition
Mathieu's legal honors and published work
Mathieu has received 11 formal recognitions from bar associations, industry bodies, and peer-review services.
Lawyer of the Year — Health Care Law, Montréal (Canada)
2025
Lawyer of the Year — Biotechnology and Life Sciences Practice, Montréal (Canada)
2024
Lawyer of the Year — Biotechnology and Life Sciences Practice, Montréal (Canada)
2021
Best Lawyers in America — Administrative and Public Law
2026
Best Lawyers in America — Biotechnology and Life Sciences Practice
2026
Best Lawyers in America — Health Care Law
2026
Best Lawyers in America — Intellectual Property Law
2026
Best Lawyers in America — Special Focus:
2026
Best Lawyers in America — Bio-Ethics
2026
Best Lawyers in America — Life Sciences
2026
Best Lawyers in America — Pharmaceutical Regulatory
2026
Legal awards and honors
Lawyer of the Year — Health Care Law, Montréal (Canada) (2025). Lawyer of the Year — Biotechnology and Life Sciences Practice, Montréal (Canada) (2024). Lawyer of the Year — Biotechnology and Life Sciences Practice, Montréal (Canada) (2021). Best Lawyers in America — Administrative and Public Law (2026). Best Lawyers in America — Biotechnology and Life Sciences Practice (2026). Best Lawyers in America — Health Care Law (2026).
Locations
Mathieu Gagné's office in Montréal
Mathieu's primary office is at 800 Victoria Square, Suite 3500, Montréal, Quebec. In-person meetings are by appointment; a phone intake usually comes first.
Client feedback
Client reviews of Mathieu Gagné
Mathieu has not yet collected verified client reviews on LawyersListed. Reviews here are all from confirmed clients; anonymous ratings are moderated out.
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Schedule your consultationHiring guide
How to hire Mathieu Gagné — what to expect in your first consultation
Working with a new general attorney should feel structured. Here's how the first two conversations with Mathieu usually go, from the moment you request a consult to the day representation begins.
Consultation formats and pricing
Mathieu charges for the initial consult. That fee is credited toward representation if you retain Mathieu's office.
What to bring to your first meeting
Bring any documents you already have — police reports, medical records, filed pleadings, correspondence from an insurer, a copy of the contract at issue. If you're not sure, err on the side of bringing everything; Mathieu will tell you what matters and what doesn't.
Questions to ask a general attorney in your state
A short list to run through before you commit: How many general matters have you handled in the last year? What's your fee structure? Who else in the office will work on this? What's your realistic estimate of timeline and range of outcomes? How do I reach you between meetings?
Fees & payment
Fees, payment methods, and consultation options for Mathieu
Mathieu discusses fees during intake so the arrangement fits the matter. Contingency, hourly, and flat-fee options are all common in general practice — ask which fits.
Hourly rates, contingency fees, and flat-fee options
Every general matter is priced differently. Simple document review might be a flat fee. Injury litigation is often contingency. Complex commercial disputes usually run hourly with a retainer. Mathieu confirms the model in the engagement letter before any work starts.
Payment methods and payment plans
Mathieu's office accepts standard payment methods. Ask about payment plans if the retainer is a stretch — many general practices work with clients on structured schedules.
Frequently asked
Frequently asked questions about Mathieu Gagné
How much does it cost to hire Mathieu for a general case?
Cost depends on the type of matter, the fee model (contingency, flat, hourly), and how contested the case becomes. Mathieu walks through the likely range during the consult so there are no surprises.
Does Mathieu offer a free consultation?
Mathieu charges for the initial consult; that fee is credited toward representation if you retain Mathieu's office. Some general attorneys offer free consults — check Mathieu's current terms during booking.
How long do general cases in this state typically take?
Simple general matters can wrap in a few weeks; disputed cases can run 6–18 months from intake to resolution, longer if the matter goes to trial. Mathieu gives a realistic estimate for your facts at the consult — vague answers here are a red flag.
Can Mathieu take my case if I'm outside the area?
Mathieu evaluates matters case by case. If the venue is outside Mathieu's regular jurisdictions, the intake call will confirm whether direct representation or a referral makes more sense.
What should I bring to my first meeting with Mathieu?
Bring every document that touches the dispute: contracts, correspondence, police or medical reports, filed pleadings, invoices, photographs, insurance letters. Also bring a written timeline of what happened, in your own words. Mathieu will filter what matters — over-preparing at intake is always cheaper than needing a second meeting.
Is Mathieu accepting new general clients right now?
Mathieu's intake status shifts week to week. Submit the form; the office will confirm availability or refer the matter out.