About

Provided by A&O Shearman

Litigation, Arbitration and Dispute Resolution

Our Dispute Resolution practice offers:

  • A full-service U.S. litigation practice. The practice serves clients in significant disputes including: financial institutions litigation, antitrust litigation and criminal/cartel investigations, complex commercial litigation, securities litigation, regulatory and white collar defense, corruption investigations and regulatory compliance, international disputes, professional liability, and internal investigations and special investigations for boards.​

  • A deep-bench of experienced trial lawyers. The U.S. litigation practice is led by several senior litigators, who have experience litigating and trying cases in a wide variety of areas, with a special emphasis on the defense of federal criminal and regulatory cases as well as federal and state civil litigation. The practice is driven by several senior litigators who have served in senior positions in the government.

  • Relationships with leading regulatory bodies. The practice is composed of a team of lawyers that have deeply entrenched relationships and first-hand experience dealing with U.S. regulatory agencies.

  • An integrated global firm with unmatched cross-border capability. Allen & Overy is able to call upon the resources of the firm and utilize those close working relationships that exist among our global network, enabling us to provide truly integrated legal services and ensure smooth coordination and closing of cross-border transactions.

Chambers Review

Provided by Chambers

Litigation: General Commercial: Highly Regarded - New York

3
Band 3

What the Team is Known For

A&O Shearman demonstrates strength across an impressive range of civil disputes, particularly those arising from the financial services industry. It is well regarded for its expert defense of securities offerings class actions and RMBS litigation, drawing on additional strength in investigations and enforcement proceedings. The firm is also highly active in market manipulation and rate-fixing cases on behalf of financial clients. Its broader commercial litigation practice features strengths in areas including insurance disputes, bankruptcy and antitrust disputes. Experience includes disputes involving appellate proceedings. It possesses excellent cross-border capabilities, with strong coverage of European and Asian jurisdictions.

Work Highlights

  • A&O Shearman achieved a victory for Citigroup in a multi-billion dollar RICO and fraud action brought by dozens of creditors of a now-defunct Mexican oil-services company, Oceanografia.

Strengths

Provided by Chambers

Notable Practitioners

Provided by Chambers

Adam S Hakki
Adam S Hakki
Star Individuals
Adam Hakki represents top financial institutions in a whole host of complex securities and financial litigation. He is particularly prominent in representing underwriters.

Adam's client service is off the charts. He takes a practical approach and deeply understands the law.

Adam combines very sophisticated and objective analysis of legal issues with a savvy approach to the government and opposing counsel.

Adam is a terrific securities litigator, he is at the top of his game and is an industry leader.

He is recognized as one of the foremost litigators in this space.

He would be the first person I turn to when facing a challenging problem.

Agnès Dunogué
2
Agnès Dunogué
2
Band 2
Agnès Dunogué is a frequent choice for major financial institutions on large securities class actions, and offers particular experience in underwriter representation.

Agnès is very good, she specializes in securities litigation and high stakes commercial litigation.

Daniel Lewis
2
Daniel Lewis
2
Band 2
Daniel Lewis achieves excellent results in his work for financial clients, and is well versed in underwriter representation as well as in MBS litigation.

If I could put him on every single securities litigation, I would.

Daniel has very deep knowledge of financial services law and is able to apply it to us.

Ranked Lawyers at
A&O Shearman

Provided by Chambers
Filter by
Band

New York

Litigation: Securities

Adam S Hakki
Adam S Hakki
Star Individuals
Agnès Dunogué
2
Agnès Dunogué
2
Band 2
Daniel Lewis
2
Daniel Lewis
2
Band 2

Members

Provided by A&O Shearman

Eugene Ingoglia

Jacob Pultman

Head of Department

Todd Fishman