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John Romiza

Co-Chief Executive Officer and Director at Dimensional Fund Advisors

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

John Romiza is Co-Chief Executive Officer and Director of Dimensional Fund Advisors LTD, a London investment adviser.

Role at Dimensional Fund Advisors

Title on Schedule A
Co-Chief Executive Officer and Director
Control
John Romiza is a control person of Dimensional Fund Advisors.
Ownership
An individual ownership band is not available in the source record.
Tenure
John Romiza has held the filed role since July 2018.

The firm

Dimensional Fund Advisors LTD
London,

Form ADV filed 24 March 2026

$365B AUM100 clients64 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 Romiza 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 Romiza
CRD
4230867
Firm
Dimensional Fund Advisors LTD
Record basis
Form ADV officer listing
Firm bio
dimensional.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

Dimensional identifies Romiza as Co-CEO of Dimensional Fund Advisors Ltd., focusing on client service and sales in EMEA. The biography describes his previous European trading work at Franklin Templeton. Official firm biography

Education

Common questions

Where does John Romiza work?

John Romiza has been Co-Chief Executive Officer and Director of Dimensional Fund Advisors LTD since July 2018, and is a control person of the firm.

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

Leadership at Dimensional Fund Advisors

  • Nathan Lacaze
    Co-Chief Executive Officer and Director
  • John Boyd
    Director and Vice President
  • Bernard Grzelak
    Chief Financial Officer, Treasurer and Vice President
  • Catherine Newell
    Chief Legal Officer, Secretary and Vice President
  • Paul O'Donovan
    Head of Compliance and Risk, Emea and Vice President
  • John Surridge
    Director and Vice President
  • Selwyn Notelovitz
    Chief Compliance Officer
  • Victoria Parry
    Independent Director
  • Peter Wood
    Independent Director

Sources

  1. IAPD individual lookup, CRD 4230867. 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 Dimensional Fund Advisors LTD, filed 24 March 2026. Title, control and ownership bands.
  3. Dimensional Fund Advisors 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 John Romiza or Dimensional Fund Advisors LTD and makes no representation about the quality of their services. This directory does not report disciplinary history, in either direction.