Asset ManagerRIA · CRD 159014SEC-RegisteredPrivate Fund Adviser

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Sixth Street

Sixth Street Partners, LLC is a leading global investment firm founded in 2009 and headquartered in San Francisco, California. Dedicated to developing themes...

Sixth Street logo

Sixth Street

Sixth Street Partners, LLC is a leading global investment firm founded in 2009 and headquartered in San Francisco, California. Dedicated to developing themes and offering tailored capital solutions to companies across all stages of growth, the firm leverages flexible, long-term capital, data-enabled capabilities, and a cross-platform “One Team” collaboration model (per official website). As of March 31, 2026, Sixth Street reports assets under management of $135 billion+, calculated to include net asset value, outstanding leverage, undrawn financing, capital commitments, BDCs (gross assets), CLOs (face amount of debt/equity), and capital related to strategic partnerships such as with Northwestern Mutual (per sixthstreet.com AUM methodology footnote). The firm employs over 750 team members, including approximately 300 investment professionals, investing across more than 25 countries. Platforms span Global Opportunities, Growth, Direct Lending, Real Estate, Infrastructure/Energy/Renewables, Insurance Solutions, Asset-Based Finance, and Public Markets strategies, deploying equity, preferred, debt, hybrid, and asset-level capital (per website What We Do section). Affiliate filings, including the Form 10-K for Sixth Street Lending Partners for the year ended December 31, 2025, describe Sixth Street as a global investment business with over $125 billion AUM as of that date. Leadership emphasizes values of Cross-Platform, Responsibility, Ethical, Action, Teamwork, and Entrepreneurship. The firm operates offices in San Francisco, New York, Dallas, London, and other global locations.

General information

Firm type

Generalist

Year founded

2009

AUM

$135B+ (as of 3/31/2026)

Location

Region

North America

Country

United States

City

San Francisco

Corporate office

San Francisco, CA, United States

Principals

Alan Waxman

Co-Founding Partner and Chief Executive Officer

R. Martin Chavez

Vice Chairman

David Stiepleman

Co-Founding Partner and Co-President

Julian Salisbury

Partner, Co-President and Co-Chief Investment Officer

Michael McGinn

Partner, Co-Head of Sixth Street Growth

Sector focus

Healthcare ServicesSports, Media & EntertainmentFinTechReal EstateEnterprise SoftwareEnergy Transition & RenewablesConsumer & InternetDigital Health

Frequently asked questions

What is Sixth Street’s most recent disclosed assets under management?

Sixth Street reports $135 billion+ in AUM as of March 31, 2026, inclusive of NAV, leverage, undrawn amounts, capital commitments, BDC total assets, CLO face amounts, and certain strategic partnership capital (per official website footnote).

When was Sixth Street founded and where is it headquartered?

Sixth Street was founded in 2009 and is headquartered in San Francisco, California, with additional offices including New York, Dallas, London, and others (per official website and contact page).

Who leads Sixth Street as CEO?

Alan Waxman serves as Co-Founding Partner and Chief Executive Officer of Sixth Street (per firm biography page).

What investment strategies does Sixth Street pursue?

The firm invests thematically across Global Opportunities, Growth equity, Direct Lending, Real Estate, Infrastructure/Energy/Renewables, Insurance Solutions, Asset-Based Finance, and Public Markets using flexible equity, debt, hybrid, and asset-level capital solutions (per official What We Do page).

How does Sixth Street calculate AUM and how does it differ from regulatory figures?

Firm AUM (as of 3/31/2026) includes NAV plus leverage, undrawn financing, uncalled capital, BDC gross assets, and CLO face amounts; the firm notes this differs from regulatory AUM reported in Form ADV filings (per official website AUM disclosure footnote).

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