Ayanna Lewis Gruss

Ms. Lewis-Gruss

focuses her practice on complex commercial litigation, with an emphasis on international arbitration and disputes involving foreign investments and insurance coverage issues. She has represented clients in state and federal court, and before the Internal Revenue Service. Ms. Lewis-Gruss has also represented parties in arbitrations held under the auspices of the International Chamber of Commerce and the American Arbitration Association, as well as non-administered arbitrations conducted under UNCITRAL and other rules.

Representative Matters

International Arbitration

Ms. Lewis-Gruss represents a major European telecommunications concern in connection with disputes arising out of various shareholders agreements to which her client is party. Ms. Lewis-Gruss has represented Orrick's client in federal court and in two UNCITRAL arbitrations.
Ms. Lewis-Gruss represented a U.S. investor in an ad hoc proceeding against the Commonwealth of Dominica arising out of the expropriation of the local electric utility.
Ms. Lewis-Gruss represented a U.S. pulp manufacturer in a contract dispute with a U.S. paper manufacturer, before the ICC.

Insurance Recovery

Ms. Lewis-Gruss represented Wyeth (now Pfizer) in a series of insurance coverage disputes arising out of mass torts involving products such as PPA, Prempro and Premarin, Duract and Thimerosal-containing vaccines. Ms. Lewis-Gruss also represented Wyeth in an arbitration conducted in Bermuda arising out of mass torts involving Norplant.
Ms. Lewis-Gruss represented a mining company in insurance coverage disputes arising out of mass torts. The disputes have been heard in multiple states courts and in an arbitration administered by the American Arbitration Association.
Throughout her career, Ms. Lewis-Gruss has advised other entities on insurance coverage matters, including a telecommunications and media company, a winery and a non-profit organization.

General Commericial Matters

In federal court, Ms. Lewis-Gruss represented a retailer in a commercial dispute against its lenders and suppliers.
In state court, Ms. Lewis-Gruss represents a German bank in connection with a suit brought by a former employee.
Ms. Lewis-Gruss represented a Big Four firm with regard to issues of accountant's liability.

Before joining Orrick as an associate, she was a summer associate in the New York office in 2001.

Good to know

Areas of Practice 1) International Arbitration & Dispute Resolution, 2) Insurance, 3) Commercial Litigation and 4) Securities Litigation & Regulatory Enforcement
Law School J.D., Georgetown University Law Center, 2002
Admitted Year 2001
Education B.S., Industrial and Labor Relations, Cornell University, 1999
Bar Member / Association State bar of New York
Most recent firm Orrick, Herrington & Sutcliffe LLP
Relevant Jobs
Litigation Associate
USA-NY-New York City

NYC law firm is seeking a litigation associate with 8+ years federal litigation experience.  Candidate should have proficiency in trial practice, taking depositions and supervising junior litigators....

Apply now

Legal Secretary
USA-NY-New York City

We are seeking a Legal Assistant to join our team.  Based in our New York City office, the Legal Assistant is a key point of contact for clients and attorneys. In this role, the assistant must able t...

Apply now

Trial Attorney II
USA-NY-New York City

Trial Attorney II Duties: Works on legal matters that are moderately important, risky or complicated, representing clients in trials or hearings before courts or agencies, including appeals and arbit...

Apply now

+ View more jobs
A. Harrison Barnes
A. Harrison Barnes

A. Harrison Barnes is a well-known attorney throughout the United States. As a member of the Malibu community, Harrison is committed to serving the needs of Malibu residents and businesses in legal matters.

Benjamin P. Smith
Benjamin P. Smith

Benjamin P. Smith is a partner in Morgan Lewis's Litigation Practice. He is a trial lawyer with a particular focus on high-stakes disputes in the biotechnology, medical device, and internet industries.

Brian M. Jazaeri
Brian M. Jazaeri

Brian M. Jazaeri is a partner in Morgan Lewis's Litigation Practice. Mr. Jazaeri represents clients in complex commercial litigation, with a particular emphasis on class action matters and financial services, healthcare and technology litigation.