John C. "Jack" Stein

Breann Robowski is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation and Controversy - Tax. Breann, 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 Breann is held by other top lawyers in the same geographic and legal practice area.

Mark J. Mihanovic, head of the Firm’s California Transactions group, focuses his practice primarily in the areas of corporate finance and mergers and acquisitions. He represents companies in a broad range of industries, with a particular emphasis on technology, life science and health care companies. Read full biography: https://www.mwe.com/people/mihanovic-mark-j/

After almost forty years at "Big Law" firms, Lester Brown opened his own firm on October 1, 2024. Les offers deep knowledge and insights in complex commercial litigation, with a focus on representing policyholders in challenging insurance coverage disputes, achieving substantial recoveries for his clients. Les has served a diverse range of clients including electric and gas utilities, tech firms, telecommunications companies, chemical and oil corporations, as well as manufacturers, landlords,...

Judith Hasko is the Chair of the Transactional Department and Co-Chair of WilmerHale’s Life Sciences Practice. She provides counsel to life sciences companies and their investors on strategic, intellectual property and technology-based commercial transactions. Companies in the biotechnology, pharmaceutical, medical device and diagnostic product sectors, along with their investors, depend on Ms. Hasko for guidance and execution of licensing, corporate partnerships, joint ventures, co-pro...

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.

Michael D. Celio is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Securities. Michael 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 Michael D. 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. ...

James J. Masetti is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law. James J., 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 James J. is held by other top lawyers in the same geographic and legal practice area.

Patrick Hammon is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Patrick, who practices law in Palo Alto, California, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Patrick is held by other top lawyers in the same geographic and legal practice area.

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.