Baker Botts L.L.P.
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Baker Botts L.L.P. advises clients in the energy, technology, and financial services sectors on complex federal and state tax controversies. The team handles a range of disputes, including estate, gift, and generation-skipping transfer tax matters before the IRS, particularly those involving sophisticated transfer planning structures and valuation issues. Dallas-based Stephen Marcus is a key member of the group. John Porter represents high-net-worth individuals and businesses in federal tax controversies. Keri Brown focuses on estate, gift, and income tax litigation in Texas. In San Francisco, Jon Feldhammer advises on procedural tax matters, while Houston-based Renn Neilson handles state and local tax disputes.
Legal 500 Editorial commentary
Testimonials
Collated independently by Legal 500 research team.
- ‘They have one of the top-tier estate and gift tax litigation teams in the country.’
- ‘Keri Brown is practical and manages clients exceptionally well — she inspires confidence.’
Key clients
- Archrock Partners Operating, LLC
- Cheniere Energy, Inc.
Work highlights
Representing Corpus Christi Liquefaction in three Texas sales tax audits concerning its LNG processing plant. The team reduced an eight-figure assessment by half in the first audit and is preparing district court litigation on the balance, while addressing similar issues in subsequent audits.


