Olivia Serene Lee

Companies and individuals rely on Michael Mugmon to guide them through multifaceted legal challenges that threaten their business and their reputation. The partner-in-charge of WilmerHale’s San Francisco office, Mr. Mugmon maintains a wide-ranging national and international practice advising clients across many industries as they navigate complex and high-profile investigations, regulatory inquiries, litigation and other threats. Taking into account each client’s unique situation ...

Michael P. Lehmann is a top attorney recognized by Best Lawyers in the practice area(s) of Antitrust Law and Litigation - Antitrust. Michael P., 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 Michael P. is held by other top lawyers in the same geographic and legal practice area.

Ben Riley is a Principal of the firm and serves on its Executive Committee. He has tried nearly 30 cases to verdict including jury trials, court trials, and complex arbitrations. His practice focuses on Intellectual Property Litigation, including patents, trade secrets, copyrights, trademarks and license disputes. He also has an active practice in Business Litigation, including class action defense, defense of “consumer claims” under the Lanham Act and unfair competition statutes,...

Gretchen M. Wallacker is a Certified Family Law Specialist and has practiced family law exclusively for three decades. In that time, she has helped countless families transition out of their marriages, settling a full spectrum of complex family law matters that involve child custody, visitation, child support, spousal support, and property division, including division of high net worth estates. Drawing on her geographical focus in San Francisco, the Peninsula, and Silicon Valley, Gretchen und...

Lisette Sell is a top attorney recognized by Best Lawyers in the practice area(s) of Employee Benefits (ERISA) Law and Litigation - ERISA. Lisette, 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 Lisette is held by other top lawyers in the same geographic and legal practice area.

George Tichy is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management. George, who practices law in San Francisco, California, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which George is held by other top lawyers in the same geographic and legal practice area.

Eric Tate serves as the co-chair of our Employment and Labor Group and co-chair of our Diversity Strategy Committee. He represents companies in trade secrets, employee raiding and mobility, unfair competition, wage and hour, employment discrimination and whistleblower litigation, and in counseling matters. He has litigated various employee claims including, for example, discrimination and harassment, wrongful termination, and the interpretation of collective bargaining agreements in both stat...

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.

William E. Bonano is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation and Controversy - Tax and Tax Law. William E., who practices law in San Francisco, California, has been recognized since 2008. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which William E. is held by other top lawyers in the same geographic and legal practice area.

Bobbie Wilson is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Patent. Bobbie, 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 Bobbie is held by other top lawyers in the same geographic and legal practice area.