profile picture of Penelope A. Preovolos

Penelope A. Preovolos

Senior Counsel | San Francisco

I relish in delighting my clients. My motto is: Never give up; there’s always a way to get the right result. My clients are on my mind 24 hours a day, and I wouldn’t have it any other way.


Represented an international energy drink manufacturer in antitrust litigation involving monopolization, conspiracy, and exclusive dealing claims. Motion to dismiss was granted with prejudice on all claims.

Lead and national coordinating counsel for a major consumer electronics manufacturer in MDL class action proceedings involving consumer fraud, product defect, warranty, and tort claims. Successfully obtained dismissal of all claims.

Represented computer manufacturer in litigation alleging defects in the power management system of a notebook computer. Won multiple rounds of motions to dismiss and prevailed on appeal in the Ninth Circuit.

Represented major multinational intellectual property management company in action brought by putative business class alleging unfair trade practice and misrepresentation claims. 

Defeated class certification with prejudice in consolidated consumer class actions challenging online disclosures and billing practices.

Represented a major pharmacy benefits manager in an antitrust litigation alleging horizontal and vertical conspiracies and other vertical agreements in restraint of trade.

Counsel to Barnes & Noble in an antitrust and unfair trade practice action brought by the American Booksellers Association on behalf of its California members and by 26 bookstore plaintiffs in which plaintiffs alleged federal and California state antitrust claims regarding pricing and other issues. Obtained summary judgment on all monetary claims and the case was settled on very favorable terms after two weeks of trial.

Recognized for Litigation - Antitrust

Best Lawyers in America 2006-2024