Simpson Thacher & Bartlett LLP today announced that Jeff Nardinelli has joined the Firm as a Partner in its Intellectual Property Litigation Practice. He is based in the Firm’s newly opened San Francisco office.
“Jeff brings an exemplary record of success in trade secret and patent trials, and his deep experience both in and outside of the courtroom will be invaluable to clients navigating the evolving landscape of intellectual property. We are thrilled to welcome him to the Firm,” said Lynn Neuner and Jonathan Youngwood, Global Co-Chairs of the Firm's Litigation Department.
Jeff focuses on intellectual property litigation, with an emphasis on emerging technologies including cybersecurity, AI, cryptocurrency, finance and life sciences. He has successfully represented leading companies, including Google, Waymo, Samsung, Buf, Natera and Swan Bitcoin, in patent, trade secret and other technology-focused litigation. Jeff joins from Quinn Emanuel. Earlier in his career, Jeff clerked for the United States Court of Appeals for the Tenth Circuit.
“I am delighted to welcome Jeff to our Firm and our new San Francisco office. Jeff is an experienced IP trial lawyer and his stellar track record representing global technology companies on high-profile matters will be a tremendous asset as we continue to expand our IP Litigation Practice in the Bay Area,” said Amy Candido, Head of Simpson Thacher’s Intellectual Property Litigation Practice.
“I am excited to join Simpson Thacher, especially at a time when technology is becoming more fundamental for every aspect of business and daily life. Today’s innovations are driving unprecedented opportunities for business and new legal challenges in areas like patents and trade secrets. I look forward to collaborating with Amy and my other new colleagues to further strengthen Simpson Thacher’s IP Litigation Practice in the Bay Area,” said Jeff.
The Firm’s new office in San Francisco opened on January 5, 2026, and is a significant expansion of the Firm’s Bay Area platform. The San Francisco office builds on the success of Simpson Thacher’s Palo Alto location, which opened in 1999 and has become a hub for leading companies seeking counsel on complex corporate, regulatory and disputes matters.
Simpson Thacher’s well-recognized global Litigation Department represents a wide range of sophisticated clients, including financial institutions, technology and life sciences corporations, boards, audit and special committees, and senior executives on their most significant matters. The Firm leverages its substantial bench of talent and broad experience to effectively address clients’ unique legal and business interests, including disputes, government and internal investigations, arbitrations and cross-border matters in North and South America, Asia and Europe. The team has been recognized by Chambers & Partners, The Legal 500, Benchmark Litigation, The American Lawyer, New York Law Journal, Law360, Global Investigations Review, The Recorder, Daily Journal and many others.
The Firm’s IP Litigation Practice unites sophisticated litigation skills with a deep understanding of all types of intellectual property, including patents, copyrights, trade secrets and proprietary data, software and trademarks. The team’s experienced lawyers design creative strategies that achieve superior results across a wide range of intellectual property disputes while ensuring clients are able to develop, protect and realize the value of their IP assets.
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