O’Melveny Worldwide

Law360: O’Melveny Hires Antitrust Trial Attys In DC, San Francisco

March 2, 2026

Diana Aguilar and Lauren Weinstein have joined O’Melveny’s San Francisco and Washington, DC offices as partners in the Antitrust & Competition Practice Group. Diana and Lauren are both recognized as emerging leaders in the antitrust and competition arena, and together they bring more than 25 years of experience handling high-stakes litigation, investigations, and enforcement matters. “It is a pleasure to welcome Diana and Lauren to our firm as we continue to expand our talented and award-winning antitrust team,” firm chair Bradley J. Butwin said. Aguilar said, “I’m excited to join O’Melveny’s San Francisco office and to work alongside such a remarkable team of lawyers.” “O’Melveny is renowned for excellence and for a deep commitment to client service. I’m thrilled to call the firm home as I reenter private practice,” Weinstein said. “Joining O’Melveny’s Washington, DC, office was an easy decision for me. Not only is the firm an antitrust powerhouse, but its culture of collegiality and collaboration is truly special. I'm confident that O’Melveny will be the perfect fit for me and my clients.” This story was also covered by Competition Policy International, Global Competition Review, San Francisco Business Times, and Global Legal Insights.

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