Rollin A. Ransom and Jack S. Yeh Named “Leading Commercial Litigators”

Daily Journal has named Rollin A. Ransom and Jack S. Yeh to its 2026 “Leading Commercial Litigators” feature. The recognition honors “prominent commercial litigators who handle some of the most consequential cases in California.”

Rollin serves as co-leader of both Sidley’s global Commercial Litigation and Disputes practice and the Entertainment, Sports and Media group. He is managing partner of the Los Angeles office and also head of the Greater Los Angeles Litigation group. Rollin’s leadership extends to Sidley’s firmwide Inclusion Committee, where he serves as co-chair. Representing both individuals and corporations, Rollin has extensive experience prosecuting and defending lawsuits involving a wide variety of intellectual property claims, including copyright and theft of idea, trademark, false advertising, trade secret, and unfair competition actions.

Jack is a seasoned trial lawyer and litigation strategist who leads experienced trial teams in complex commercial disputes throughout the country. He regularly represents both publicly traded companies and emerging businesses in a wide range of industries, including energy, oil and gas, real estate, media and entertainment, sports and apparel, advertising, and technology. Jack also has deep experience representing clients in government-regulated industries and is a go-to trial lawyer for disputes involving unfair competition, environmental issues, governmental regulations, the California Environmental Quality Act, public contracting, and governmental-related matters involving state, regional, and local public agencies.