John Kevlin

Victoria Lewis is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law. Victoria, who practices law in San Mateo, California, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Victoria is held by other top lawyers in the same geographic and legal practice area.

Nora Sheriff is a Shareholder in Buchalter’s San Francisco office and a member of the Firm’s Energy & Natural Resources Practice Group. With decades of experience in the energy industry, Ms. Sheriff focuses her practice on electric and natural gas regulatory and administrative litigation, legislative efforts, and end-use contractual transactions; she works to ensure clean energy tools are available for large end-use customer use to help mitigate the impacts of the high cost of...

Galin G. Luk is a top attorney recognized by Best Lawyers in the practice area(s) of Admiralty and Maritime Law. Galin G., who practices law in San Francisco, California, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Galin G. is held by other top lawyers in the same geographic and legal practice area.

John Bartko is a Founder and a Principal of the firm. He represents both plaintiffs and defendants in complex civil, criminal and regulatory matters. He has represented many executives ensnared in complex regulatory investigations and has been involved in significant international discovery and complex investigations requiring foreign court appearances, including conducting examinations in Switzerland and Japan through pioneering requests for civil judicial assistance. He has traveled to Euro...

Roxane A. Polidora is a top attorney recognized by Best Lawyers in the practice area(s) of Antitrust Law and Litigation - Antitrust. Roxane A., who practices law in San Francisco, California, has been recognized since 2013. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Roxane A. is held by other top lawyers in the same geographic and legal practice area.

Joy C. Chang is a top attorney recognized by Best Lawyers in the practice area(s) of Trusts and Estates. Joy C., who practices law in San Francisco, California, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Joy C. is held by other top lawyers in the same geographic and legal practice area.

David Bloch is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Intellectual Property. David, who practices law in San Francisco, California, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which David is held by other top lawyers in the same geographic and legal practice area.

Margaret N. Rosegay is a top attorney recognized by Best Lawyers in the practice area(s) of Environmental Law, Litigation - Environmental, Natural Resources Law and Water Law. Margaret N., who practices law in San Francisco, California, has been recognized since 2006. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Margaret N. is held by other top lawyers in the same geographic and legal practice area.

Ofer Elitzur is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Ofer, who practices law in San Francisco, California, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Ofer is held by other top lawyers in the same geographic and legal practice area.

Fortune 100 companies rely on Valarie Williams to resolve critical multinational antitrust issues in the boardroom and the courtroom. She has innovative ideas for deciding where and when to bring lawsuits to recover compensation for past wrongs, defending against serious allegations brought by the government or civil claimants, and getting a deal through antitrust regulators in multiple jurisdictions. Valarie concentrates her practice in antitrust litigation, with extensive experience in both...