Mitchell Silberberg & Knupp LLP
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Mitchell Silberberg & Knupp, LLP is a reference in the market for high-stakes copyright disputes such as class actions, royalty disputes and copyright claims, with a particular focus on the media and entertainment industry. Splitting her time between the Los Angeles and New York offices, Eleanor Lackman supports media, entertainment and technology clients with a wide array of copyright matters from creation through to protection. Practice co-head Marc Mayer is an experienced litigator, and has in-depth knowledge of the video games industry, whilst New York-based Christine Lepera focuses her practice on unfair competition, commercial disputes and privacy violations in the entertainment and media industries. The team also benefits from Karin Pagnanelli, who excels in copyright litigation matters such as infringement. All named lawyers operate from the firm’s Los Angeles office, unless otherwise specified. Aaron Moss and Josh Geller joined the team in April 2025 from Greenberg Glusker LLP.
Legal 500 Editorial commentary
Key clients
- Shutterstock, Inc
- Mition Picture Association, Inc and MPA represented program suppliers
Work highlights
Represented and won summary judgment on behalf of the songwriters of the hit song ‘Levitating’, including the artist Dua Lipa and corporate defendants Sony Music Publishing (US) LLC, Universal Music Corporation and Warner Records Inc. in a copyright infringement lawsuit.


