Mr John Neuwirth > Weil, Gotshal & Manges LLP > New York, United States > Lawyer Profile

Weil, Gotshal & Manges LLP
NEW YORK, NY 10153
United States
John Neuwirth photo


John Neuwirth is Co-Head of Weil’s nationwide, 65-attorney Securities Litigation practice. Focuses on the nationwide litigation of securities, M&A, appraisal, derivative, complex business and corporate matters at the trial and appellate levels in both federal and state courts, and before arbitration panels. Counsels boards of directors, board committees and senior management on securities, M&A, corporate governance, disclosure, regulatory and other issues, and provides representation in connection with governmental, regulatory and internal investigations, and proxy contests.


Hamilton College (BA, 1992); New York University School of Law (JD, 1996).

Lawyer Rankings

United States > Dispute resolution > Securities litigation: defense

(Leading lawyers)

John NeuwirthWeil, Gotshal & Manges LLP

It is the best for complex, critical matters, with deep experience and a sizeable team‘, says a client of Weil, Gotshal & Manges LLP. Another notes that the firm is ‘creative and focused on outcomes that make sense and can be achieved‘. The practice handles the full range of matters from investigations and enforcement actions through to litigation and corporate governance matters for financial institutions, large corporates and private equity firms. The firm is called upon to handle securities fraud class actions in federal courts around the country, including cases for Sanofi, Campbell Soup Company and Signet Jewelers. It is also one of the few firms to have taken a securities fraud class action to trial through to a jury verdict. Joseph Allerhand, who ‘has a wealth of experience and he is a seasoned litigator’ and John Neuwirth in New York co-lead the 12-partner securities litigation practice. ‘Extremely smart and talented’ partner Caroline Zalka has emerged as a key player in prominent cases, including high-value 10b5 class actions. Also pivotal to the practice are partners Stacy NettletonJoshua Amsel and Evert Christensen.

United States > Dispute resolution > M&A litigation: defense

(Leading lawyers)

John NeuwirthWeil, Gotshal & Manges LLP

They are among the best of the best‘, says a client of Weil, Gotshal & Manges LLP in New York, which has a strong bench and a broad palette of work. It has a team of 70 lawyers dedicated to securities and M&A litigation and the practice benefits from the firm’s strong transactional M&A team, with which litigators work closely during the negotiation of deals to prepare for and minimise the risk of litigation. Active in the Delaware courts, where one client notes the partners are ‘at the top of their game’, they are also successful in matters in other jurisdictions, including a recent multibillion-dollar breach of fiduciary duty dispute in New York federal court. Joseph Allerhand and John Neuwirth are co-heads of the securities litigation practice, under the remit of which M&A-related cases fall. Outstanding practitioners in their own right, they can also call on the talents of ‘superstar‘ Joshua Amsel, veterans Jonathan Polkes and Greg Danilow, and ‘awesome‘ up-and-coming partner Evert Christensen.