Sixth Street Specialty Lending, Inc. — Agentas

Sixth Street Specialty Lending, Inc.

Website

BDCNorth AmericaTier B

Confidence 4/5Verified Jul 2026

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Investment Parameters

Investment Range

$15M – $350M USD

Deal Types

Mezzanine, Senior, Unitranche

Sectors

Energy, Healthcare, Technology

Geographies

North America

AUM

$135B

Headquarters

San Francisco, CA, United States

Borrower Size

Middle market ($25–75M EBITDA)

Part of a multi-strategy platform

Sixthruns multiple lending verticals with different check sizes and mandates — this page covers one desk. If your deal isn't an exact fit here, the group may still have the right team; an intro request gets routed to the right desk.

Sixth Street Sixth Street - Energy & Infrastructure

About

Sixth Street Specialty Lending is a specialty finance company focused on lending to middle-market companies in the U.S. They are regulated as a Business Development Company (BDC) and managed by an affiliate of Sixth Street.

Recent news

via Google News

Observed activity

via automated pipelines

$243MOFFERINGForm D — Sixth Street Specialty Lending Europe III (A) AIF, SCSp, filed 2025-12-10 (amount sold)Dec 10, 2025
$140MOFFERINGForm D — Sixth Street Specialty Lending Europe III (B) AIF, SCSp, filed 2025-07-02 (amount sold)Jul 2, 2025
$1.3BOFFERINGForm D — Sixth Street Specialty Lending Europe III (A), L.P., filed 2025-07-02 (amount sold)Jul 2, 2025
$1.3BOFFERING

Team — 2 deal-team contacts

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