Margaret Shyr

Roxane A. Polidora is a lawyer recognized by Best Lawyers in the practice areas of Antitrust Law and Litigation - Antitrust. Roxane A. practices law in San Francisco, California Best Lawyers has recognized Roxane A. Polidora since 2013. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Roxane A. Polidora is held by other lawyers.

Sara, a shareholder at Walkup, prosecutes and serves as lead trial lawyer for severely injured individuals in cases involving defective products, transportation network companies like Uber and Lyft, aviation crashes, dangerous conditions of property, medical negligence, vehicular negligence, sexual assault, nursing home abuse, and other wrongdoing. When she isn’t representing clients, Sara is a lecturer at Stanford Law School, co-directing the Trial Advocacy course. She serves on the SF...

Monica Mazzei is a Shareholder in Buchalter’s San Francisco office and the chair of the Firm’s Family Law group. Monica is a Certified Family Law Specialist representing high net worth clients. She represents clients throughout California, with a concentration in San Francisco and Silicon Valley, as well as Los Angeles.

David Alberti is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Patent. David, who practices law in Foster City, California, has been recognized since 2025. 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.

Bruce A. Ericson is a lawyer recognized by Best Lawyers in the practice areas of Commercial Litigation and Litigation - Securities. Bruce A. practices law in San Francisco, California Best Lawyers has recognized Bruce A. Ericson since 2018. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Bruce A. Ericson is held by other lawyers.

Craig Martin's practice includes representing clients in SEC enforcement and DOJ matters, corporate investigations, and private securities litigation. In the last five years, Mr. Martin has conducted more than a dozen internal corporate investigations involving complex accounting and disclosure issues, whistleblower claims, and potential violations of the Foreign Corrupt Practices Act (FCPA). Mr. Martin serves as personal counsel for executives and directors in SEC and DOJ matters involving a...

Jon has handled bankruptcy and commercial law matters, both simple and complex, since 1993. He maintains a practice primarily representing debtors and creditors in business bankruptcies, commercial restructurings, commercial litigation, and other matters relating to insolvency issues. He has represented chapter 7 trustees, creditors’ committees, secured creditors, and debtors-in-possession in numerous proceedings in a number of different jurisdictions. In addition to appearing often in ...

Arthur N. Bailey, Jr. is a lawyer recognized by Best Lawyers in the practice area of Litigation - Antitrust. Arthur N. practices law in San Francisco, California Best Lawyers has recognized Arthur N. Bailey, Jr. since 2027. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Arthur N. Bailey, Jr. is held by other lawyers.

Michael O’Bryan is a partner in the firm’s Corporate Department. His practice focuses on U.S. and international mergers, acquisitions, divestitures, and other strategic transactions, including “going private” and other related party transactions. He has been involved in more than 350 M&A transactions, advising companies, boards, and special committees, as well as investment banks, in both negotiated and contested transactions. Mr. O’Bryan has worked extensive...

Joan B. Tucker Fife is a lawyer recognized by Best Lawyers in the practice areas of Employment Law - Management and Litigation - Labor and Employment. Joan B. Tucker practices law in San Francisco, California Best Lawyers has recognized Joan B. Tucker Fife since 2016. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Joan B. Tucker Fife is held by other lawyers.