Irwin Howard Warren, Appellate Attorney in New York
Over 51 years of legal practice · focused on Appellate, Business, and Class Action · 5.0/5 rating from 1 verified client review
Litigation PartneratWeil, Gotshal & Manges LLP
New, NY
Practicing appellate in New York since 1975.
- 51+
- Years practicing
- 5.0 ★
- 1 client review
- 10
- Bar admissions
Are you Irwin Howard Warren?
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Quick answer
Irwin Howard Warren is a litigation partner based in New York, NY. The practice focuses on Appellate, Business, and Class Action. Irwin has over 51 years of legal experience. Currently practicing at Weil, Gotshal & Manges LLP. Rated 5.0 out of 5 from 1 client review.
- Based in
- New York, NY
- Experience
- over 51 years
- Known for
- Appellate · Business · Class Action
- Handles Appellate, Business, and Class Action matters from New York, NY.
- Over 51 years of practice as a licensed attorney.
- Recognized with AV Preeminent.
About Irwin Howard Warren: Irwin Howard Warren is a litigation partner based in New York, NY. The practice focuses on Appellate, Business, and Class Action. Irwin has over 51 years of legal experience. Currently practicing at Weil, Gotshal & Manges LLP. Rated 5.0 out of 5 from 1 client review.
Areas of practice
Irwin's practice areas in New York
Irwin concentrates on appellate, business, class action, general, and litigation. Each area below outlines the kind of case Irwin handles, typical outcomes to expect, and how the intake process starts.
Appellate
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Business
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Class Action
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General
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Litigation
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Securities
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Appellate cases in New York
Irwin takes appellate matters in New York. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Irwin agrees to represent you.
Business cases in New York
Irwin takes business matters in New York. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Irwin agrees to represent you.
Class Action cases in New York
Irwin takes class action matters in New York. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Irwin agrees to represent you.
General cases in New York
Irwin takes general matters in New York. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Irwin agrees to represent you.
Litigation cases in New York
Irwin takes litigation matters in New York. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Irwin agrees to represent you.
Biography
Irwin Howard Warren, appellate attorney serving New York
Irwin Howard Warren is a litigation partner based in New York, NY. The practice focuses on Appellate, Business, and Class Action. Irwin has over 51 years of legal experience. Currently practicing at Weil, Gotshal & Manges LLP. Rated 5.0 out of 5 from 1 client review. Irwin works from New York and takes on appellate matters across the region.
Irwin Howard Warren is a lawyer practicing appeals, ethics & professional responsibility, corporate governance and 3 other areas of law. Irwin received a B.A. degree from Columbia University in 1971, and has been licensed for 51 years. Irwin practices at Weil, Gotshal & Manges LLP in New York, NY.
Working with Irwin on a appellate matter
Irwin Howard Warren is a lawyer practicing appeals, ethics & professional responsibility, corporate governance and 3 other areas of law. Irwin received a B.A. degree from Columbia University in 1971, and has been licensed for 51 years. Irwin practices at Weil, Gotshal & Manges LLP in New York, NY.
Who Irwin represents
Irwin reviews new inquiries case-by-case for appellate, business, and class action matters across New York.
Credentials
Credentials — where Irwin studied and practices
Columbia University
J.D. · 1974
Columbia University
B.A. · 1971
Jurisdictions
Irwin's state bar admissions
U.S. Court of Appeal
1996 · ACTIVE
U.S. Court of Appeal
1991 · ACTIVE
U.S. Court of Appeal
1985 · ACTIVE
U.S. Court of Appeal
1982 · ACTIVE
U.S. Court of Appeal
1981 · ACTIVE
U.S. Court of Appeal
1980 · ACTIVE
U.S. Court of Appeal
1979 · ACTIVE
New York
1975 · ACTIVE
U.S. District Court,
1975 · ACTIVE
U.S. District Court,
1975 · ACTIVE
Irwin studied at J.D. in Columbia University and B.A. in Columbia University.
Law school and academic background
Irwin completed J.D. in Columbia University and B.A. in Columbia University. Formal legal training is one signal of substantive knowledge — the day-to-day practice Irwin runs in New York is where that training gets applied to real client questions.
Recognition
Irwin's legal honors and published work
Irwin has received 1 formal recognition from bar associations, industry bodies, and peer-review services.
AV Preeminent
Legal awards and honors
AV Preeminent.
Affiliations
Irwin's professional memberships and bar associations
American Bar Association
Co-Chairman: Class Action and Derivative Suits Committee of Litigation Section, 1986-1989 Securities Litigation Committee of Litigation Section, 1990-1991 Ethics and Professionalism Committee of Litigation Section, 1992-1995 Litigation Section Task Force · membership
Locations
Irwin Howard Warren's office in New York
Irwin's primary office is at 767 5th Ave., Ste. 2237, New York, NY, 10153-0023. In-person meetings are by appointment; a phone intake usually comes first.
Weil, Gotshal & Manges LLP
767 5th Ave., Ste. 2237
New York, NY 10153-0023
Open in Google MapsClient feedback
Client reviews of Irwin Howard Warren — 5.0/5 rating from 1 verified client review
Every review below is from a verified client of Irwin. Reviews cover communication, case outcome, and value — the three signals that matter most when comparing appellate attorneys in New York.
5.0
1 client review
Client ratings are sourced from public records and editorial research. Reviews on LawyersListed are accepted from verified clients once Irwin Howard Warren claims this profile.
Read all reviewsHiring guide
How to hire Irwin Howard Warren — what to expect in your first consultation
Working with a new appellate attorney should feel structured. Here's how the first two conversations with Irwin usually go, from the moment you request a consult to the day representation begins.
Consultation formats and pricing
Irwin charges for the initial consult. That fee is credited toward representation if you retain Irwin'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; Irwin will tell you what matters and what doesn't.
Questions to ask a appellate attorney in New York
A short list to run through before you commit: How many appellate 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 Irwin
Irwin discusses fees during intake so the arrangement fits the matter. Contingency, hourly, and flat-fee options are all common in appellate practice — ask which fits.
Hourly rates, contingency fees, and flat-fee options
Every appellate 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. Irwin confirms the model in the engagement letter before any work starts.
Payment methods and payment plans
Irwin's office accepts standard payment methods. Ask about payment plans if the retainer is a stretch — many appellate practices work with clients on structured schedules.
Frequently asked
Frequently asked questions about Irwin Howard Warren
How much does it cost to hire Irwin for a appellate case?
Cost depends on the type of matter, the fee model (contingency, flat, hourly), and how contested the case becomes. Irwin walks through the likely range during the consult so there are no surprises.
Does Irwin offer a free consultation?
Irwin charges for the initial consult; that fee is credited toward representation if you retain Irwin's office. Some appellate attorneys offer free consults — check Irwin's current terms during booking.
How long do appellate cases in New York typically take?
Simple appellate 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. Irwin gives a realistic estimate for your facts at the consult — vague answers here are a red flag.
Can Irwin take my case if I'm outside New York?
Irwin is licensed in New York. Matters governed by New York law are the natural fit. Out-of-state matters are handled case-by-case, sometimes with local co-counsel. Ask during intake — Irwin will tell you if the case is a fit or refer you to someone closer to your court.
What should I bring to my first meeting with Irwin?
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. Irwin will filter what matters — over-preparing at intake is always cheaper than needing a second meeting.
Is Irwin accepting new appellate clients right now?
Irwin's intake status shifts week to week. Submit the form; the office will confirm availability or refer the matter out.
Areas served
Appellate attorneys serving Albany and Brooklyn in New York
Irwin handles appellate matters throughout New York. Each city below is a direct link into the search page for verified appellate attorneys in that community.
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