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John Clarke

Chief Financial Officer at Greenbriar Equity Group

Officer record from the firm’s Form ADVForm ADV filed 24 March 2026

John Clarke is Chief Financial Officer of Greenbriar Equity Group, L.P., a Greenwich investment adviser.

Role at Greenbriar Equity Group

Title on Schedule A
Chief Financial Officer
Control
John Clarke is a control person of Greenbriar Equity Group.
Ownership
An individual ownership band is not available in the source record.
Tenure
John Clarke has held the filed role since December 2021.

The firm

Greenbriar Equity Group, L.P.
Greenwich, CT

Form ADV filed 24 March 2026

$15.7B AUM21 clients26 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 John Clarke 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
John Clarke
CRD
3263780
Firm
Greenbriar Equity Group, 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 John Clarke work?

John Clarke has been Chief Financial Officer of Greenbriar Equity Group, L.P. since December 2021, and is a control person of the firm.

Source: Form ADV, Schedule A, filed 24 March 2026

Leadership at Greenbriar Equity Group

  • Nicholas Stieber
    Chief Compliance Officer
  • Joel Beckman
    Retired Partner and Limited Partner
  • Reginald Jones
    Managing Partner and Limited Partner
  • Niall McComiskey
    Managing Partner and Limited Parter
  • Jill Raker
    Managing Partner and Limited Partner
  • Noah Roy
    Managing Partner and Limited Partner
  • Michael Weiss
    Managing Partner and Limited Parter

Sources

  1. IAPD individual lookup, CRD 3263780. 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 Greenbriar Equity Group, L.P., filed 24 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 John Clarke or Greenbriar Equity Group, L.P. and makes no representation about the quality of their services. This directory does not report disciplinary history, in either direction.