The story
Founded by John Woodruff Simpson and Thomas Thacher in 1884, in New York City.1
Private company
Logo: Simpson Thacher & Bartlett, Public domain, via Wikimedia Commons3
Law firm based in New York City
Simpson Thacher & Bartlett LLP is a white-shoe law firm headquartered in New York City. The firm specializes in litigation and corporate practices, particularly mergers and acquisitions and private equity.2 It was founded by John Woodruff Simpson and Thomas Thacher.1 Wikipedia text CC BY-SA 4.0
Last updated Oct 21, 2026.
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Simpson Thacher & Bartlett LLP is a white-shoe law firm headquartered in New York City. The firm specializes in litigation and corporate practices, particularly mergers and acquisitions and private equity.2
Founded by John Woodruff Simpson and Thomas Thacher in 1884, in New York City.1
Who has led Simpson Thacher & Bartlett, and when. Pick a name to see everywhere that person has worked.
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