Bernard S. Greenfield

Sean Breen is trial attorney and a partner at Howry, Breen & Herman LLP. Sean has won several Hall of Fame and Record setting verdicts and secured hundreds of millions of dollars in settlements. Sean has extensive litigation and trial experience aggressively handling and winning a broad range of cases. Mr. Breen is licensed in Texas and Colorado has over 25 years of experience representing individuals and businesses as a trial lawyer. He is recognized as one of the top trial attorneys in ...

Amr Razzak is a top attorney recognized by Best Lawyers in the practice area(s) of Mergers and Acquisitions Law. Amr, who practices law in Palo Alto, California, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Amr is held by other top lawyers in the same geographic and legal practice area.

Armando Castro is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law. Armando, who practices law in Palo Alto, California, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Armando is held by other top lawyers in the same geographic and legal practice area.

Dan Barton has practiced criminal defense in the mid-peninsula since 1988. He received his A.B., magna cum laude, in 1983 from Brown University, where he was elected to Phi Beta Kappa and awarded the Prize for Academic Excellence in Latin American Studies. Mr. Barton received his J.D. from Stanford Law School in 1988, where his honors included induction into the Order of the Coif. Mr. Barton is a criminal law specialist certified by the California State Bar Board of Legal Specialization and a...

Dianne L. Sweeney is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Dianne L., who practices law in Palo Alto, California, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Dianne L. is held by other top lawyers in the same geographic and legal practice area.

Lisa Nguyen is a partner in the Intellectual Property practice at Paul Hastings and is based in the firm’s Palo Alto office. She represents cutting-edge technology companies in intellectual property matters, particularly in litigation against non-practicing entities. Ms. Nguyen is adept at resolving disputes efficiently and identifying pragmatic solutions for her clients. Her practical and deliberate approach to prepare cases for trial regularly disposes of claims early in the process. ...

Erik Olson's practice focuses on the litigation of securities, corporate governance, and intellectual property disputes, with particular emphasis on clients in the biotechnology, medical device, retail, and high-technology industries. In securities-related matters, Mr. Olson has repeatedly obtained dismissals of federal class action lawsuits under the Private Securities Litigation Reform Act and successfully defended those dismissals before the Fourth, Ninth and Tenth Circuits for numerous pr...

Mark R.S. Foster is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Mark R.S., who practices law in Palo Alto, California, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Mark R.S. is held by other top lawyers in the same geographic and legal practice area.

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Susan M. Spaeth is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Intellectual Property and Litigation - Patent. Susan M., who practices law in Menlo Park, California, has been recognized since 2013. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Susan M. is held by other top lawyers in the same geographic and legal practice area.