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Matthew Ziffer

Limited Partner/Executive Officer at One William Street Capital Management

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

Matthew Ziffer is Limited Partner/Executive Officer of One William Street Capital Management, LP., a New York investment adviser.

Role at One William Street Capital Management

Title on Schedule A
Limited Partner/Executive Officer
Control
Matthew Ziffer is a control person of One William Street Capital Management.
Ownership
The filed direct ownership band is 5% to 10%.
Tenure
Matthew Ziffer has held the filed role since April 2008.

The firm

One William Street Capital Management, LP.
New York, NY

Form ADV filed 31 March 2026

$11.3B AUM21 clients62 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 Matthew Ziffer 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
Matthew Ziffer
CRD
3169778
Firm
One William Street Capital Management, LP.
Record basis
Form ADV officer listing
Firm bio
owslp.com

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

Background

Matthew Ziffer leads One William Street’s consumer specialty finance activity and is a member of its Investment Steering Team. Official firm biography

Education

  • He received a BA from the University of Maryland, College Park, and a JD magna cum laude from New York Law School.Official firm biography

Common questions

Where does Matthew Ziffer work?

Matthew Ziffer has been Limited Partner/Executive Officer of One William Street Capital Management, LP. since April 2008, and is a control person of the firm.

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

Leadership at One William Street Capital Management

  • David Sherr
    Limited Partner/Chief Executive Officer/Chief Investment Officer
  • Kurt Locher
    Limited Partner/Co-President
  • Joshua Simons
    Limited Partner/Co-President/Executive Officer
  • Crystal Frumberg
    Chief Financial Officer
  • Arthur Damoulakis
    Chief Compliance Officer
  • Christopher Epes
    Chief Legal Officer
  • Frank Prezioso
    Limited Partner/Deputy Chief Investment Officer

Sources

  1. IAPD individual lookup, CRD 3169778. 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 One William Street Capital Management, LP., filed 31 March 2026. Title, control and ownership bands.
  3. One William Street Capital Management team page. Biography, education, credentials, awards.

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 Matthew Ziffer or One William Street Capital Management, LP. and makes no representation about the quality of their services. This directory does not report disciplinary history, in either direction.