Mark M. Rosenstein, Business Attorney in the United States
Over 62 years of legal practice · focused on Business, Energy, and M&A · 5.0/5 rating from 1 verified client review
PartneratLapointe Rosenstein
Practicing business since 1964.
- 62+
- Years practicing
- 5.0 ★
- 1 client review
- 2
- Bar admissions
Are you Mark M. Rosenstein?
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Quick answer
Mark M. Rosenstein is a partner based in Montreal, QC. The practice focuses on Business, Energy, and M&A. Mark has over 62 years of legal experience. Currently practicing at Lapointe Rosenstein. Rated 5.0 out of 5 from 1 client review.
- Based in
- Montreal, QC
- Experience
- over 62 years
- Known for
- Business · Energy · M&A
- Handles Business, Energy, and M&A matters from Montreal, QC.
- Over 62 years of practice as a licensed attorney.
- Recognized with AV Preeminent.
About Mark M. Rosenstein: Mark M. Rosenstein is a partner based in Montreal, QC. The practice focuses on Business, Energy, and M&A. Mark has over 62 years of legal experience. Currently practicing at Lapointe Rosenstein. Rated 5.0 out of 5 from 1 client review.
Areas of practice
Practice areas handled by Mark M. Rosenstein
Mark concentrates on business, energy, and m&a. Each area below outlines the kind of case Mark handles, typical outcomes to expect, and how the intake process starts.
Business cases nationwide
Mark 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 Mark agrees to represent you.
Energy cases nationwide
Mark takes energy 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 Mark agrees to represent you.
M&A cases nationwide
Mark 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 Mark agrees to represent you.
Biography
About Mark M. Rosenstein — Over 62 years of the U.S. business experience
Mark M. Rosenstein is a partner based in Montreal, QC. The practice focuses on Business, Energy, and M&A. Mark has over 62 years of legal experience. Currently practicing at Lapointe Rosenstein. Rated 5.0 out of 5 from 1 client review.
Mark M. Rosenstein is a lawyer practicing commercial law, energy law, mergers and acquisitions. Mark M. received a B.A. degree from McGill University, and has been licensed for 62 years. Mark M. practices at Lapointe Rosenstein in Montreal, QC.
Working with Mark on a business matter
Mark M. Rosenstein is a lawyer practicing commercial law, energy law, mergers and acquisitions. Mark M. received a B.A. degree from McGill University, and has been licensed for 62 years. Mark M. practices at Lapointe Rosenstein in Montreal, QC.
Who Mark represents
Mark reviews new inquiries case-by-case for business, energy, and m&a matters in the United States.
Credentials
Mark M. Rosenstein's legal education and bar admissions
McGill University B.C.L.
—
McGill University B.A.
—
Jurisdictions
Mark's state bar admissions
Ontario
1983 · ACTIVE
Quebec
1964 · ACTIVE
Mark studied at — in McGill University B.C.L. and — in McGill University B.A..
Law school and academic background
Mark completed — in McGill University B.C.L. and — in McGill University B.A.. Formal legal training is one signal of substantive knowledge — the day-to-day practice Mark runs in the state is where that training gets applied to real client questions.
Recognition
Awards, publications, and recognition of Mark M. Rosenstein
Mark has received 1 formal recognition from bar associations, industry bodies, and peer-review services.
AV Preeminent
Legal awards and honors
AV Preeminent.
Affiliations
Mark's professional memberships and bar associations
Canadian Tax Foundation
membership
Locations
Mark M. Rosenstein's office in Montreal
Mark's primary office is at 1250 René-Lévesque Boulevard, West, Suite 1400, Montreal, QC, H3B 5E9. In-person meetings are by appointment; a phone intake usually comes first.
Lapointe Rosenstein
1250 René-Lévesque Boulevard, West, Suite 1400
Montreal, QC H3B 5E9
Open in Google MapsClient feedback
Client reviews of Mark M. Rosenstein — 5.0/5 rating from 1 verified client review
Every review below is from a verified client of Mark. Reviews cover communication, case outcome, and value — the three signals that matter most when comparing business attorneys in your area.
5.0
1 client review
Client ratings are sourced from public records and editorial research. Reviews on LawyersListed are accepted from verified clients once Mark M. Rosenstein claims this profile.
Read all reviewsHiring guide
How to hire Mark M. Rosenstein — what to expect in your first consultation
Working with a new business attorney should feel structured. Here's how the first two conversations with Mark usually go, from the moment you request a consult to the day representation begins.
Consultation formats and pricing
Mark charges for the initial consult. That fee is credited toward representation if you retain Mark'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; Mark 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 Mark
Mark 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. Mark confirms the model in the engagement letter before any work starts.
Payment methods and payment plans
Mark'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 Mark M. Rosenstein
How much does it cost to hire Mark for a business case?
Cost depends on the type of matter, the fee model (contingency, flat, hourly), and how contested the case becomes. Mark walks through the likely range during the consult so there are no surprises.
Does Mark offer a free consultation?
Mark charges for the initial consult; that fee is credited toward representation if you retain Mark's office. Some business attorneys offer free consults — check Mark'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. Mark gives a realistic estimate for your facts at the consult — vague answers here are a red flag.
Can Mark take my case if I'm outside the area?
Mark evaluates matters case by case. If the venue is outside Mark'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 Mark?
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. Mark will filter what matters — over-preparing at intake is always cheaper than needing a second meeting.
Is Mark accepting new business clients right now?
Mark's intake status shifts week to week. Submit the form; the office will confirm availability or refer the matter out.