R. Mark Williamson

R. Mark Williamson

Tax Law Trusts and Estates
Recognized Since Recognized in Best Lawyers since 2005

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4.6 / 5

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Mei Lin Zhang

Jan 05, 2026

Strategic Tax Planning That Protected Our Charitable Legacy

As the director of a nonprofit organization, I needed help navigating exempt organization regulations while maximizing our donors' tax benefits. Mr. Williamson's strategic thinking was exceptional. He...

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Lakshmi Patel

Jan 05, 2026

Meticulous Attention to Detail in Complex Cross-Border Estate

With assets in three countries and beneficiaries across two continents, our estate planning required extraordinary precision. Mr. Williamson's attention to detail was remarkable. He caught potential i...