Mr David Lender > Weil, Gotshal & Manges LLP > New York, United States > Lawyer Profile

David Lender co-chairs Weil, Gotshal & Manges LLP‘s global litigation practice, with a strong recent track record representing defendants in breach of contract claims, notably Exxon in a dispute with BP, where the latter accused Exxon of failing to keep to an agreement to defend it in relation to environmental claims brought on the basis of a contaminated site in Greenpoint, Brooklyn, subject to specific conditions. This matter is currently pending an appeal before the Court of Appeals for the Second Circuit. He also defended BASF in multi-district litigation alleging that it and a number of other defendants had, via their loyalty programs, created a monopoly in certain agricultural chemicals markets, causing farmers substantial losses, securing a dismissal in September 2024.

Weil, Gotshal & Manges LLP‘s practice is known for its capabilities representing clients in trade secrets and restrictive covenant arbitrations and litigations in both domestic and cross-jurisdictional contexts. Its workload includes high-value disputes arising from the departures of key employees, issues arising from breaches of contract, and related conspiracies. The team’s client list comprises various well-known names spanning a range of industries.  Labor and employment-focused attorney John Barry works from the New York hub alongside Celine Chan. Highly experienced commercial litigator Bambo Obaro is based in Silicon Valley, while key names to note in Boston include Peter Mee and Rebecca Sivitz, noted for their experience handling mission-critical restrictive covenant cases. David Lender is another key commercial litigator based at the New York office.

The complex commercial litigation team at Weil, Gotshal & Manges LLP is regularly called upon by clients across the full range of industries to advise on high-risk disputes. The team is well-equipped to handle consumer fraud, unfair competition and IP litigation, as well as federal and state RICO or antitrust law violations. Diane Sullivan enjoys a successful track record representing plaintiffs and defendants in a range of disputes, from commercial, antitrust and patent litigation to mass tort and class action cases. David Lender is co-head of the firm’s global litigation team, and his broad practice spans commercial, antitrust, restructuring and investor disputes. Gregory Silbert leads the complex commercial litigation practice alongside Washington DC-based Drew Tulumello, who brings to the team extensive experience as a trial lawyer and Supreme Court advocate. Yehudah Buchweitz represents high-profile clients across the sports, media and pharmaceutical sectors, while Luna Barrington handles bet-the-company disputes spanning M&A, antitrust and bankruptcy matters. Chantale Fiebig is another key member of the team, alongside Arianna Scavetti, both based in Washington DC. David Singh leads the firm’s class action defense group from Silicon Valley.. All individuals are based in New York, unless stated otherwise.