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Thomas Zidar

Manager Chairman at Great Lakes Advisors

No current adviser or broker registrationSEC record checked 17 October 2026

0
Past adviser firms
4
Licensing exams

IAPD record retrieved 17 October 2026SEC record

Thomas Zidar is Manager Chairman of Great Lakes Advisors, LLC, a Chicago investment adviser managing $16.2B. Thomas Zidar has passed the Series 63, Series 7, Series 24 and SIE.

Role at Great Lakes Advisors

Title on Schedule A
Manager Chairman
Control
Thomas Zidar is a control person of Great Lakes Advisors.
Ownership
An individual ownership band is not available in the source record.
Tenure
Thomas Zidar has held the filed role since November 2008.

The firm

Great Lakes Advisors, LLC
Chicago, IL

Form ADV filed 8 September 2026

$16.2B AUM1,731 clients37 advisers4 offices

Career on record

Firms and exams, newest first
  1. Passed SIE · 2018
  2. Passed Series 7 and Series 24 · 2002
  3. Passed Series 63 · 1991

Registrations and exams

No current adviser or broker registration. Thomas Zidar has passed 4 qualifying exams.

Examinations

Series 639 April 1991
Name
Uniform Securities Agent State Law Examination
Series 2425 February 2002
Name
General Securities Principal Examination
SIE1 October 2018
Name
Securities Industry Essentials Examination
Series 72 January 2002
Name
General Securities Representative Examination

Individual record

Full name
Thomas Patrick Zidar
CRD
2128329
Firm
Great Lakes Advisors, LLC
Registration status
No current adviser or broker registration

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 Thomas Zidar work?

Thomas Zidar has been Manager Chairman of Great Lakes Advisors, LLC since November 2008, and is a control person of the firm.

Source: Form ADV, Schedule A, filed 8 September 2026

Does Thomas Zidar have a current investment-adviser registration?

Thomas Zidar has no current investment-adviser or broker registration, as of 17 October 2026.

Source: IAPD individual record, checked 17 October 2026

What exams has Thomas Zidar passed?

Thomas Zidar has passed 4 licensing exams: the Series 63, Series 7, Series 24 and SIE. The earliest, the Series 63, was passed in April 1991.

Source: IAPD individual record, checked 17 October 2026

Leadership at Great Lakes Advisors

Sources

  1. IAPD individual record, CRD 2128329. Registration status, employment history and examinations.
  2. Form ADV Part 1A, Schedules A and B of Great Lakes Advisors, LLC, filed 8 September 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 Thomas Zidar or Great Lakes Advisors, LLC and makes no representation about the quality of their services. This directory does not report disciplinary history, in either direction.