Previn Warren is an experienced litigator and trial lawyer. Through exceptional written and oral advocacy, he helps clients fight and win their most challenging disputes. Mr. Warren has represented companies in sectors as diverse as music, hospitality, automotive, defense contracting, and tech. Clients praise his creativity and grit, and the clarity and judgment he brings to their business-critical litigation.

Mr. Warren has won numerous copyright cases on behalf of the music industry.  In 2020, Mr. Warren led a trial team that successfully represented the digital performance rights group SoundExchange in a significant rate-setting proceeding. As a result, SoundExchange, record companies, and musicians will earn many hundreds of millions of dollars more from streaming royalty revenues between 2021 and 2025.  In 2020, Mr. Warren helped deliver another landmark, precedent-setting victory for major record companies, when a federal court in Atlanta found the hip-hop website Spinrilla liable for widespread infringement through unauthorized streaming.  Mr. Warren’s earlier successes for the recording industry include another rate-setting trial—which, in 2017, resulted in the largest-ever increase in the rate owed by Sirius XM—and an accounting litigation resulting in the repayment of $150 million in underpaid royalties. 

Mr. Warren’s extensive work for the automotive industry has included numerous representations of Nissan North America.  Among other engagements, Mr. Warren played a major role in defending Nissan in a significant trade secrets lawsuit, defeating a motion to enjoin Nissan’s development of two cutting-edge electric vehicles.  In 2018, he led a team defeating a putative class action against Nissan concerning disclosures in its vehicle service contracts.  Mr. Warren’s representations in the hospitality sector have included defending Marriott International in a significant restrictive covenants case, helping defeat a motion to enjoin Marriott’s $14 billion merger with Starwood Hotels & Resorts.  In the political sphere, Mr. Warren served as counsel to the presidential campaign of then-Mayor Pete Buttigieg, providing advice on a host of regulatory issues and helping the campaign navigate the contested Iowa caucuses in 2020.

In 2019, Mr. Warren was named a “DC Rising Star” by The National Law Journal and a “Rising Star” by the South Asian Bar Association of North America.

Embracing the firm’s commitment to service, Mr. Warren maintains an active pro bono practice, representing prisoners whose constitutional rights have been violated.  Mr. Warren has argued appeals on behalf of prisoners before the U.S. Court of Appeals for the DC Circuit and the US Court of Appeals for the Seventh Circuit.

Mr. Warren joined Jenner & Block in 2012 after clerking for Chief Judge Merrick B. Garland of the US Court of Appeals for the DC Circuit.  Prior to clerking, Mr. Warren served as an enforcement attorney and as a senior advisor to Director Richard Cordray of the Consumer Financial Protection Bureau.  In the latter role, Mr. Warren was responsible for providing Director Cordray with legal, policy and strategic advice concerning the bureau’s regulatory and enforcement activities.  Mr. Warren has previously worked as an investigator for the Federal Defenders of New York, as well as a policy advisor on criminal justice and poverty issues in the administration of New York City Mayor Michael Bloomberg.