Jeffrey W. "Jeff" Guise

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...

Steven Ellenberg is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation and Litigation - Trusts and Estates. Steven, who practices law in San Jose, California, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Steven is held by other top lawyers in the same geographic and legal practice area.

Ken D. Kumayama is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Intellectual Property. Ken D., 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 Ken D. is held by other top lawyers in the same geographic and legal practice area.

Jessica Valenzuela is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation and Litigation - Securities. Jessica, 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 Jessica 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. ...

Jennifer Jordan McCall is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Trusts and Estates. Jennifer Jordan, who practices law in Palo Alto, California, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jennifer Jordan is held by other top lawyers in the same geographic and legal practice area.

Charles H. Packer is a top attorney recognized by Best Lawyers in the practice area(s) of Closely Held Companies and Family Businesses Law and Trusts and Estates. Charles H., who practices law in San Jose, California, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Charles H. is held by other top lawyers in the same geographic and legal practice area.

Ed Wes is a partner in the firm's Business practice, who focuses his practice on emerging growth companies. Ed's practice includes capital formation (including private financings of debt and equity securities, as well as public offerings), mergers and acquisitions and business transactions including joint ventures and technology transfer transactions. In his position as general counsel for many of his clients Ed also oversees the work of litigation and IP law specialists. Ed particularly valu...

With more than 15 years of immigration law experience, Regina Knoll represents a diverse group of people and business entities. Ms. Knoll’s experience includes representing U.S. and foreign companies spanning across all sizes and industries, foreign investors, professionals, people of extraordinary ability in the arts, sciences, business, and education, religious workers, medical professionals, performers and athletes, family members of U.S. citizens and residents, victims of violence (...

In a capital markets environment characterized by rapid change and necessitating innovation, Gregg A. Noel is highly sought after by U.S. and international issuers, investment banks and financial institutions on a wide range of public and private debt and equity financings. A leader in the West Coast Corporate Group, Mr. Noel focuses his practice on a variety of corporate transactions, including public offerings, private placements, dispositions, acquisitions and corporate restructurings. He ...