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Practice:

  • Technology & Innovation Sector

Colleen McDuffie Partner

Washington, D.C.

She brings a deep understanding of what drives innovative companies and a market reputation for efficiently and effectively getting intellectual property transactions and other complex commercial deals done.

Colleen counsels companies at all stages, from startups to Fortune 100, on the technology license and development agreements that drive their businesses, the strategic alliances that grow their industry relationships, and any other technology- and IP-driven agreements that are needed so companies can meet their business goals.

Colleen has extensive experience drafting and negotiating a wide variety of complex commercial agreements, including: intellectual property and data licenses; software development and license agreements; IT-focused services agreements, including consulting, development, hosting, and various “as-a-service” agreements; manufacturing and distribution agreements; joint venture and joint development agreements; and technology and intellectual property acquisition and disposition agreements. She also provides advice in connection with intellectual property and technology matters attendant to M&A and other corporate transactions.

She brings deep experience in the mobility technologies space, from connected vehicles and their supporting IT platforms to clean fuel technologies. She also has extensive experience in semiconductor design and fabrication, satellites and space technologies, telecommunications, and adtech.

Colleen has been involved in numerous pro bono activities, including: volunteering with voting rights and voter protection organizations; advising Georgetown’s Halcyon House social entrepreneurship fellows on intellectual property matters; hosting a start-up IP licensing webinar; and drafting and negotiating agreements for a PSA supporting equal wages for women.

Before becoming an attorney, Colleen spent several years working as a computer hardware and software engineer and performing research at a scientific think tank.

432501

Practice:

  • Financial & Fintech Advisory
  • Strategic Advisory & Government Enforcement (SAGE)
  • Fintech
  • Class Action Defense
  • Contentieux complexes & Résolution des litiges
  • Investigations internationales et mesures d'application

Sarah Davis Counsel

San Francisco

Sarah has particular expertise defending challenges to overdraft fees, including challenges to authorize positive, settle negative (“APSN”) transactions, and has represented Capital One, U.S. Bank, First Hawaiian Bank, and Union Bank in putative class actions challenging APSN fees. Separately, Sarah has defended two large national banks in enforcement actions related to overdraft fees and obtained a non-public resolution of voluntary remediation.

Sarah also has a robust practice defending both small and large companies against allegations of food mislabeling. She has successfully defended or reached favorable settlement terms regarding challenges to “all natural,” “no sugar added,” and “non-GMO” claims.

Sherry Zhou Managing Associate

Seattle

Prior to joining Orrick, Sherry advised sponsors of private investment funds on their formation and fundraising activities, as well as institutional investors and family offices on their investment programs.

Practice:

  • Contentieux complexes & Résolution des litiges
  • White Collar, Investigations, Securities Litigation & Compliance
  • Mergers & Acquisitions
  • International Arbitration & Dispute Resolution
  • Africa

Frederic Lalance Partner

Paris

Frédéric Lalance intervient dans le cadre de contentieux nés de litiges commerciaux, industriels et financiers ou de droit des sociétés et des procédures collectives tant devant les juridictions françaises, que dans le cadre de dossiers multijuridictionnels et notamment en Afrique devant les tribunaux de juridictions de droit OHADA.

Il assiste également ses clients dans le cadre d'arbitrages internationaux et de procédures alternatives de résolution des conflits. Frédéric conseille des groupes français et étrangers dans le cadre d’enquêtes d’autorités administratives ou judiciaires liées à des problématiques de corruption.

Il dispose d’une solide expérience en matière d’enquêtes internes (nationales et transfrontalières), et de mise en place de programmes de conformité.

Frédéric a été élu membre du Conseil de l’Ordre du barreau de Paris pour la mandature 2025-2027. Il est cité chaque année par les principaux guides internationaux au rang des meilleurs praticiens en contentieux en France. Frédéric est l’auteur de plusieurs publications en lien avec l’actualité du contentieux et de la règlementation anticorruption.

740

Practice:

  • Finance Sector
  • Banking & Finance
  • Private Credit
  • Fintech

B. J. Rosen Partner

New York

B. J. is also the Senior Outside Legal Advisor to The Innocence Project, an organization dedicated to exonerating wrongly-convicted prisoners through DNA testing and reforming the criminal justice system to prevent future injustice.

740

Practice:

  • Employment Law & Litigation

Allison Riechert Giese Talent Counsel

Silicon Valley

Orrick’s Employment Law and Litigation group was recently named Labor & Employment Department of the Year in California by The Recorder, the premier source for legal news, in recognition of their significant wins on behalf of leading multinational companies on today’s most complex and challenging employment law matters.

Allison was a summer associate in Orrick's Silicon Valley office in 2008. Prior to joining Orrick, she interned in the San Mateo County Superior Court's legal research department.

Ashley Fletcher Project Attorney

Wheeling, W.V. (GOIC)

Ashley works with litigation attorneys and third party vendors to manage the review and production of documents relevant to investigations and litigation. This work includes using early case assessment technology to analyze, categorize and cull data. She also manages teams of skilled professionals performing document review, redaction, analysis, production and drafting privilege logs. Ashley assists the litigation team to prepare for trial, including drafting deposition summaries, factual memoranda and exhibit charts. She also works with practice office attorneys on transactional tasks, including contract review and due diligence.

Ashley has dedicated significant time to pro bono matters, including assisting trial counsel representing abused and neglected children. She is an active member of Orrick’s Associates of Color Mentoring Group, which promotes diversity and leadership among minority associates.

Guido Testa Partner

Milan

As a partner resident in Orrick’s Milan office and a senior member of the M&A and Private Equity Group, Guido is acclaimed for his broad expertise and comprehensive knowledge in the field.

In the area of M&A, he regularly assists leading corporations, investment holding companies, and family offices in structuring and negotiating domestic and cross-border mergers, acquisitions, and strategic alliances. His experience extends across a range of industries, with a particular focus on the industrial and healthcare sectors, where he is known for his ability to manage sophisticated transactions and deliver practical solutions.

Guido’s private equity practice is distinguished by his work with both investment funds and, above all, entrepreneurs. Guido is a key legal partner to Italian entrepreneurs, advising on all aspects of corporate law and governance. He is valued for his ability to act as a business partner, providing ongoing counsel on day-to-day operations as well as long-term planning and extraordinary transactions. Clients rely on his deep sector knowledge, commercial acumen, and pragmatic approach to navigate complex legal and business challenges. Moreover, he advises investment funds on the structuring and execution of acquisitions and disposals, helping them identify opportunities, manage legal risks, and achieve their strategic objectives in the Italian market.

In the area of joint ventures, Guido has significant experience advising on the formation and management of strategic partnerships and alliances, enabling clients to pursue growth opportunities and innovation in highly competitive markets.

Guido also has extensive cross-border experience, regularly assisting international corporate and funds investing in Italy as well as Italian corporate and funds pursuing opportunities abroad, ensuring seamless execution and effective cross-border coordination.

Guido is recognized as a Leading Partner in Private Equity by Legal 500. He is ranked in Chambers Europe for Private Equity and for Corporate/M&A: Mid-Market, reflecting his strong reputation and expertise in the Italian legal market.

Dan Williams Senior Associate

San Francisco

Dan is experienced in Hatch-Waxman litigation, including disputes involving drug treatments for cancer and HIV. Dan is also experienced in biologics litigation and counseling, representing clients on matters involving expression vectors, antibodies, gene therapies, and CAR T-cell therapies. Dan’s experience includes litigating patents directed to recombinant DNA technology, complex manufacturing processes, small molecule compounds, crystalline forms, methods of treatment, oral dosage formulations, injectable formulations, and fixed dose combination products.

Dan has contributed to numerous victories on behalf of our life science clients, including a complete win in a multi-patent Hatch-Waxman trial for a client’s blockbuster cancer therapy, favorable claim constructions in numerous cases, and obtaining a special master’s report and recommendation for attorneys’ fees for the opposing parties’ exceptional discovery misconduct. Dan has courtroom advocacy experience, including presenting to the district court for Markman proceedings.

434876

Practice:

  • International Arbitration & Dispute Resolution
  • Contentieux complexes & Résolution des litiges
  • Life Sciences & HealthTech

Hagit Muriel Elul Partner

New York

Hagit represents clients in international arbitrations across the world under the rules of all the major arbitral institutions including the ICDR/AAA, ICC and LCIA, SIAC, HKIAC, JAMS and CPR and in cross-border disputes in courts across the United States. She has also served as an expert witness on New York law in proceedings in Canada and the United Kingdom.

Hagit is recognised as ‘a force to be reckoned with’ (Legal 500) who ‘thinks ten steps ahead’’ (Chambers) and has “astonishing legal skills”, including the ability “to analyze and sharpen arguments”. She was recognized as one of a select group of "Distinguished Leaders" by New York Law Journal (2021).

Hagit regularly teaches courses on arbitration and advocacy skills, sits as arbitrator and frequently writes and lectures on topics related to international business disputes. She is a member of the ICC Court of International Arbitration Commission, former chair of the Arbitration Committee of the International Institute of Conflict Prevention & Resolution (CPR), a current member of the CPR Council, ICC Commission, and a founding Board Member of the New York International Arbitration Center.

416503

Practice:

  • Supreme Court & Appellate

Eliza Lehner Senior Associate

New York

Before joining Orrick, Eliza served as a law clerk to Judge Paul J. Watford on the U.S. Court of Appeals for the Ninth Circuit, Judge Jesse M. Furman on the U.S. District Court for the Southern District of New York, and Justices Ruth Bader Ginsburg and Elena Kagan. She also worked as a temporary Special Counsel to the Senate Judiciary Committee on the confirmation of Justice Ketanji Brown Jackson. 

423191

Practice:

  • Cyber, Privacy & Data Innovation
  • Contentieux complexes & Résolution des litiges

Emma Roche Associate

Silicon Valley

Emma works on a wide range of civil dispute matters, from issues developing at the cutting edge of the intersections of technology and the law, to those that make up the core of commercial disputes.