Private company

Thomas H. Lee Partners

Logo: Thomas H. Lee Partners, Public domain, via Wikimedia Commons3

American private equity firm

Thomas H. Lee Partners, L.P. is an American private equity firm headquartered in Boston. The firm focuses on investing in middle market growth companies across various sectors, including financial technology, services, healthcare, technology, and business solutions.2 Wikipedia text CC BY-SA 4.0

Last updated Oct 21, 2026.

Overview

1974Founded1

Thomas H. Lee Partners, L.P. is an American private equity firm headquartered in Boston. The firm focuses on investing in middle market growth companies across various sectors, including financial technology, services, healthcare, technology, and business solutions.2

Corporate structure

Thomas H. Lee Partners sits at the top of its group. 2 entities, 1 country on record. Switch between the flow chart and the network, and select any entity to see its details.

  • Thomas H. Lee Partners Boston

Built from subsidiaries, stakes and holdings from Wikidata (CC0); major holders from Schedules 13D and 13G. Each entity in the chart links to its source.

What it owns

What Thomas H. Lee Partners reports owning in its annual reports to the SEC: buildings, land and equipment, real estate and locations, investments, intangible assets and inventory, at the end of its latest fiscal year and a year before.

Stakes and holdings (Wikidata)

Things Wikidata records the company as owning, with the share when stated.1

The story

Founded by Thomas H. Lee in 1974.1

Leadership

Who has led Thomas H. Lee Partners, and when. Pick a name to see everywhere that person has worked.

Products and brands

  • leveraged buyout

Listed on Wikidata.1

Subsidiaries and ownership

Also owns

From Wikidata.1

Acquisitions

  1. Mar 2021Acquired Abacus Data Systems1

Timeline

  1. 1974Founded Founded1

Sources

The numbers on this page point here. Each one links to the record it came from.

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