Liam O'Brien
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Liam O'Brien Email & Phone Number

Managing Partner at McCormick & O'Brien LLP at McCormick & O'Brien LLP
Location: New York, New York, United States 3 work roles 2 schools
2 work emails found @mcoblaw.com 2 phones found area 212 LinkedIn matched
✓ Verified May 2026 4 data sources Profile completeness 100%

Contact Signals · 2 work emails · 2 phones

Work email l****@mcoblaw.com
Direct phone (212) ***-****
LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
McCormick & O'Brien LLP
Role
Managing Partner at McCormick & O'Brien LLP
Location
New York, New York, United States

Who is Liam O'Brien? Overview

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Quick answer

Liam O'Brien is listed as Managing Partner at McCormick & O'Brien LLP at McCormick & O'Brien LLP, based in New York, New York, United States. AeroLeads shows a work email signal at mcoblaw.com, phone signal with area code 212, and a matched LinkedIn profile for Liam O'Brien.

Liam O'Brien previously worked as Managing Partner at Mccormick & O'Brien Llp and Senior Counsel at Theodore Krebsbach & Associates. Liam O'Brien holds Juris Doctor, Law from Fordham University School Of Law.

Company email context

Email format at McCormick & O'Brien LLP

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{first_initial}{last}@mcoblaw.com
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AeroLeads found 2 current-domain work email signals for Liam O'Brien. Compare company email patterns before reaching out.

Profile bio

About Liam O'Brien

In accordance with Rule 7.1 of the New York Rules of Professional Conduct, the information contained above is Attorney Advertising. Prior results do not guarantee a similar outcome.Liam O'Brien has thirty-three years of broad-based experience trying cases as lead counsel in federal and state courts and before arbitration panels. Liam has successfully argued appeals before the United States Court of Appeals Second Circuit and the New York State Appellate Division and has represented clients in a number of other jurisdictions including Arkansas, California, Colorado, Florida, Illinois, Michigan, New Jersey, Texas and Washington D.C. Liam has authored various articles including Private Investment Funds and Unregistered Marketers, The Wall Street Lawyer 2015; The Courts Whittle Away Non-Solicitation Clauses: Broker Dealers Beware, The Federal Bar Association Sidebar 2014; Are you a Finder or an Unregistered Broker Dealer, The Federal Lawyer 2013; First-Party Indemnification for Attorney Fees, The New York State Bar Association Journal 2014; The Impact of the Janus Ruling on Secondary Liability in 10b-5 Claims, Federal Bar Association Section, Spring 2012. Mr. O'Brien is a 1991 graduate of Fordham University School of Law. He graduated cum laude from Fordham College, Fordham University in 1988.Liam is a member of the Federal Bar Association (Chairman of the Securities Law Committee, President Emeritus of the SDNY Chapter) and the New York County Bar Association. He is admitted to practice in New York State and before the United States District Court for the Southern and Eastern Districts and the United States Court of Appeals for the Second Circuit.Specialties: Commercial litigation, securities industry arbitration, enforcement and regulatory defense, corporate finance and investment banking. Please go to our website for a more complete description of the services that we provide.

Listed skills include Arbitration, Litigation, Commercial Litigation, Appeals, and 6 others.

Current workplace

Liam O'Brien's current company

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McCormick & O'Brien LLP
Mccormick & O'Brien Llp
Managing Partner at McCormick & O'Brien LLP
3 roles

Liam O'Brien work experience

A career timeline built from the work history available for this profile.

Managing Partner

Current
Mccormick & O'Brien Llp

Our clients’ interests and goals are paramount and determine our approach to each matter. We are mindful that every matter presents different problems and we carefully analyze the potential cost, time demands, media exposure, regulatory implications and impact on our client’s other pending or future matters. We also recognize that the successful resolution.

Apr 2003 - Present

Senior Counsel

Theodore Krebsbach & Associates

Liam O'Brien has twenty-eight years of broad-based experience trying cases as lead counsel in federal and state courts and before arbitration panels. Liam has successfully argued appeals before the United States Court of Appeals Second Circuit and the New York State Appellate Division and has represented clients in a number of other jurisdictions including.

May 1999 - Apr 2003

Associate

As a senior corporate litigation associate at Mendes & Mount, Liam represented a wide variety of corporate clients in the aviation and chemical manufacturing industries and authored International Joint Ventures: Contractual Problems and Strategic Solutions, Aircraft Builders Council, Inc. Law Report, Fall 1994.

Jan 1993 - May 1999
2 education records

Liam O'Brien education

Ba, Jd, Major In History And Philosophy And Law Degree

Activities and Societies: Bachelor of Arts, Cum Laude, G.P.A. 3.7, in Major 3.9. • The World Debate Championships: Dublin, Ireland. • The.

FAQ

Frequently asked questions about Liam O'Brien

Quick answers generated from the profile data available on this page.

What company does Liam O'Brien work for?

Liam O'Brien works for McCormick & O'Brien LLP.

What is Liam O'Brien's role at McCormick & O'Brien LLP?

Liam O'Brien is listed as Managing Partner at McCormick & O'Brien LLP at McCormick & O'Brien LLP.

What is Liam O'Brien's email address?

AeroLeads has found 2 work email signals at @mcoblaw.com for Liam O'Brien at McCormick & O'Brien LLP.

What is Liam O'Brien's phone number?

AeroLeads has found 2 phone signal(s) with area code 212 for Liam O'Brien at McCormick & O'Brien LLP.

Where is Liam O'Brien based?

Liam O'Brien is based in New York, New York, United States while working with McCormick & O'Brien LLP.

What companies has Liam O'Brien worked for?

Liam O'Brien has worked for Mccormick & O'Brien Llp, Theodore Krebsbach & Associates, and Mendes & Mount Llp.

How can I contact Liam O'Brien?

You can use AeroLeads to view verified contact signals for Liam O'Brien at McCormick & O'Brien LLP, including work email, phone, and LinkedIn data when available.

What schools did Liam O'Brien attend?

Liam O'Brien holds Juris Doctor, Law from Fordham University School Of Law.

What skills is Liam O'Brien known for?

Liam O'Brien is listed with skills including Arbitration, Litigation, Commercial Litigation, Appeals, Securities Regulation, Securities, Courts, and Alternative Dispute Resolution.

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