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William Mccollum

Senior Partner at Leonard Green & Partners

Officer record from the firm’s Form ADVForm ADV filed 31 March 2026

William Mccollum is Senior Partner of Leonard Green & Partners, L.P., a Los Angeles investment adviser.

Role at Leonard Green & Partners

Title on Schedule A
Senior Partner
Control
William Mccollum is a control person of Leonard Green & Partners.
Ownership
An individual ownership band is not available in the source record.
Tenure
William Mccollum has held the filed role since January 2026.

The firm

Leonard Green & Partners, L.P.
Los Angeles, CA

Form ADV filed 31 March 2026

$85.6B AUM117 clients57 advisers1 offices

Career on record

The IAPD individual lookup on 17 October 2026 returned no individual record. This profile uses the firm’s Form ADV officer listing.

Registrations and exams

Individual registration and examination information for William Mccollum is unavailable. An officer title or CRD number does not by itself establish current investment adviser representative registration, and no registration or examination counts are inferred.

Officer record

Full name
William Mccollum
CRD
2547210
Firm
Leonard Green & Partners, L.P.
Record basis
Form ADV officer listing

This directory does not report disciplinary history, for any firm or individual, in either direction. The SEC publishes the complete record, including any disciplinary events, and it is the authoritative place to check one. Check this record on adviserinfo.sec.gov

Common questions

Where does William Mccollum work?

William Mccollum has been Senior Partner of Leonard Green & Partners, L.P. since January 2026, and is a control person of the firm.

Source: Form ADV, Schedule A, filed 31 March 2026

Leadership at Leonard Green & Partners

Sources

  1. IAPD individual lookup, CRD 2547210. This profile uses the Form ADV officer listing; the individual lookup did not provide a current investment-adviser record.
  2. Form ADV Part 1A, Schedules A and B of Leonard Green & Partners, L.P., filed 31 March 2026. Title, control and ownership bands.

Retrieved 17 October 2026. The SEC record may have been amended since.

Report a correction

This profile is compiled from public regulatory records and the firm's own published materials, and is provided for informational purposes only. Niva Wealth is not affiliated with William Mccollum or Leonard Green & Partners, L.P. and makes no representation about the quality of their services. This directory does not report disciplinary history, in either direction.