Department profile
Tax
USA Guide 2026 : California: Northern
Rankings
Ranked Individuals
Ranked Individuals
About
Provided by Fenwick
Fenwick & West has achieved a reputation as having one of the United States' leading domestic and international tax practices. The tax group's exciting and sophisticated practice stems from its client base. Our tax clients represent every geographic area of the United States, as well as a number of countries across the globe, and have included over 100 Fortune 500 companies.
- 20+ tax lawyers with a broad range of corporate, partnership, and international tax experience: represented well over 50 Fortune 100 companies in major federal tax matters, and 100 of the Fortune 500 companies.
- Extensive experience in international tax planning, M&A and joint ventures.
- Represented corporate clients in over 75 United States tax court cases.
- Broad and deep transfer pricing practice, covering APAs, competent authority and dispute resolution.
- Worked with foreign counsel in over 30 countries on international corporate transactions and planning in the past 12 months.
- Nationally recognized for successful tax dispute resolution and litigation: successfully resolved over 150 IRS administrative appeals proceedings.
- Recently won tax victories for CBS and Sanofi in the U.S. Court of Federal Claims, and Analog Devices in the U.S. Tax Court. Currently represent other large multinational corporations in the U.S. Tax Court.
Clients (7)
- Abbott
- VF
- Viacom
- Analog Devices
- Johnson Controls
- Repsol
Industries (8)
- All industries
- High tech
- Software
- Pharamaceuticals
- Automotive
- Retail
- Oil & gas
- Media
Chambers Review
Provided by Chambers
Work Highlights
Provided by Chambers
Fenwick represented Smartsheet in its $8.4 billion acquisition by Blackstone and Vista Equity Partners.
Strengths
Provided by Chambers
Fenwick is very responsive and always pleasant to work with.
Tax respondentUSAThe partners at Fenwick are amazing, from their technical skills to providing practical solutions.
Tax respondentUSAFenwick demonstrates strong expertise in the relevant areas, which has been valuable for our needs.
Tax respondentUSA
Notable Practitioners
Provided by Chambers
Band 1 
Band 1 David Forst
David Forst continues to command respect for his experience handling complex tax issues arising from M&A. Band 2 Band 2 Adam S. Halpern
Adam Halpern handles a broad array of issues, including global tax planning and tax controversy work. Adam is an expert in Foreign Tax Credit matters.
Tax respondentUSA
Band 2 Band 2 Larissa Neumann
Larissa Neumann is recognized for her handling of international transfer pricing issues, IRS appeals and other tax controversy matters. Larissa has been our go-to adviser for complex issues, we can always count on her excellent services.
Tax respondentUSALarissa's technical skills are great and she always offers great advice.
Tax respondentUSA
Band 3 Band 3 William Skinner
William Skinner advises a range of high profile clients on the tax aspects of transactions, providing additional support in litigation.
William is very thoughtful, responsive and solution-oriented practitioner.
Tax respondentUSA
Ranked Individuals at Fenwick (4)
California: Northern
David Forst
Tax
View profile Adam S. Halpern
Tax
View profile Larissa Neumann
Tax
View profile William Skinner
Tax
View profile
Members
Provided by Fenwick
Kenneth Clark
Michael Solomon
Idan Netser
Larissa Neumann
William Skinner
William Skinner
View profile of William SkinnerDavid Forst
View profile of David ForstLarissa Neumann
View profile of Larissa Neumann
Fenwick has rankings in the following guides
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