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Pierre-Yves Châtillon, Business Attorney in the United States

Over 50 years of legal practice · focused on Business, Estate Planning, and M&A · 4.4/5 rating from 1 verified client review

Practicing business since 1976.

50+
Years practicing
4.4 ★
1 client review
1
Bar admission

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Quick answer

Pierre-Yves Châtillon is a partner based in Montreal, QC. The practice focuses on Business, Estate Planning, and M&A. Pierre-Yves has over 50 years of legal experience. Currently practicing at Fasken Martineau DuMoulin LLP. Rated 4.4 out of 5 from 1 client review.

Based in
Montreal, QC
Experience
over 50 years
Known for
Business · Estate Planning · M&A
  • Handles Business, Estate Planning, and M&A matters from Montreal, QC.
  • Over 50 years of practice as a licensed attorney.
  • Recognized with BV Distinguished.

About Pierre-Yves Châtillon: Pierre-Yves Châtillon is a partner based in Montreal, QC. The practice focuses on Business, Estate Planning, and M&A. Pierre-Yves has over 50 years of legal experience. Currently practicing at Fasken Martineau DuMoulin LLP. Rated 4.4 out of 5 from 1 client review.

Areas of practice

Legal matters Pierre-Yves takes on

Pierre-Yves concentrates on business, estate planning, and m&a. Each area below outlines the kind of case Pierre-Yves handles, typical outcomes to expect, and how the intake process starts.

Business cases nationwide

Pierre-Yves takes business 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 Pierre-Yves agrees to represent you.

Estate Planning cases nationwide

Pierre-Yves takes estate planning 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 Pierre-Yves agrees to represent you.

M&A cases nationwide

Pierre-Yves takes m&a 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 Pierre-Yves agrees to represent you.

Biography

Meet Pierre-Yves Châtillon — business lawyer in the U.S.

Pierre-Yves Châtillon is a partner based in Montreal, QC. The practice focuses on Business, Estate Planning, and M&A. Pierre-Yves has over 50 years of legal experience. Currently practicing at Fasken Martineau DuMoulin LLP. Rated 4.4 out of 5 from 1 client review.

Pierre-Yves Châtillon is a lawyer practicing corporate / commercial, securities and mergers & acquisitions, investment products & wealth management. Pierre-Yves received a B.A. degree from McGill University in 1971, and has been licensed for 50 years. Pierre-Yves practices at Fasken Martineau DuMoulin LLP in Montreal, QC.

Working with Pierre-Yves on a business matter

Pierre-Yves Châtillon is a lawyer practicing corporate / commercial, securities and mergers & acquisitions, investment products & wealth management. Pierre-Yves received a B.A. degree from McGill University in 1971, and has been licensed for 50 years. Pierre-Yves practices at Fasken Martineau DuMoulin LLP in Montreal, QC.

Clients Pierre-Yves works with

Pierre-Yves reviews new inquiries case-by-case for business, estate planning, and m&a matters in the United States.

Credentials

Education, bar admissions, and languages

  • University of Ottawa

    LL.L. University · 1973

  • McGill University

    B.A. · 1971

Jurisdictions

Pierre-Yves's state bar admissions

  • Québec

    1976 · ACTIVE

Pierre-Yves studied at LL.L. University in University of Ottawa and B.A. in McGill University.

Law school and academic background

Pierre-Yves completed LL.L. University in University of Ottawa and B.A. in McGill University. Formal legal training is one signal of substantive knowledge — the day-to-day practice Pierre-Yves runs in the state is where that training gets applied to real client questions.

Recognition

Recognition and thought leadership

Pierre-Yves has received 1 formal recognition from bar associations, industry bodies, and peer-review services.

  • BV Distinguished

Legal awards and honors

BV Distinguished.

Locations

Pierre-Yves Châtillon's office in Montreal

Pierre-Yves's primary office is at The Stock Exchange Tower, Suite 3400, 800 Victoria Square, Montreal, QC, H4Z 1E9. In-person meetings are by appointment; a phone intake usually comes first.

Main office

Fasken Martineau DuMoulin LLP

The Stock Exchange Tower, Suite 3400, 800 Victoria Square

Montreal, QC H4Z 1E9

Open in Google Maps

Client feedback

Client reviews of Pierre-Yves Châtillon — 4.4/5 rating from 1 verified client review

Every review below is from a verified client of Pierre-Yves. Reviews cover communication, case outcome, and value — the three signals that matter most when comparing business attorneys in your area.

4.4

1 client review

Client ratings are sourced from public records and editorial research. Reviews on LawyersListed are accepted from verified clients once Pierre-Yves Châtillon claims this profile.

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Hiring guide

How to hire Pierre-Yves Châtillon — what to expect in your first consultation

Working with a new business attorney should feel structured. Here's how the first two conversations with Pierre-Yves usually go, from the moment you request a consult to the day representation begins.

Consultation formats and pricing

Pierre-Yves charges for the initial consult. That fee is credited toward representation if you retain Pierre-Yves'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; Pierre-Yves will tell you what matters and what doesn't.

Questions to ask a business attorney in your state

A short list to run through before you commit: How many business 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 Pierre-Yves

Pierre-Yves discusses fees during intake so the arrangement fits the matter. Contingency, hourly, and flat-fee options are all common in business practice — ask which fits.

Hourly rates, contingency fees, and flat-fee options

Every business 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. Pierre-Yves confirms the model in the engagement letter before any work starts.

Payment methods and payment plans

Pierre-Yves's office accepts standard payment methods. Ask about payment plans if the retainer is a stretch — many business practices work with clients on structured schedules.

Frequently asked

Frequently asked questions about Pierre-Yves Châtillon

  • How much does it cost to hire Pierre-Yves for a business case?

    Cost depends on the type of matter, the fee model (contingency, flat, hourly), and how contested the case becomes. Pierre-Yves walks through the likely range during the consult so there are no surprises.

  • Does Pierre-Yves offer a free consultation?

    Pierre-Yves charges for the initial consult; that fee is credited toward representation if you retain Pierre-Yves's office. Some business attorneys offer free consults — check Pierre-Yves's current terms during booking.

  • How long do business cases in this state typically take?

    Simple business 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. Pierre-Yves gives a realistic estimate for your facts at the consult — vague answers here are a red flag.

  • Can Pierre-Yves take my case if I'm outside the area?

    Pierre-Yves evaluates matters case by case. If the venue is outside Pierre-Yves'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 Pierre-Yves?

    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. Pierre-Yves will filter what matters — over-preparing at intake is always cheaper than needing a second meeting.

  • Is Pierre-Yves accepting new business clients right now?

    Pierre-Yves's intake status shifts week to week. Submit the form; the office will confirm availability or refer the matter out.