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Bonnie Tomczak

Chair & Director of the Board at Mason Street Advisors

Broker registration; no current adviser registration

Bonnie Tomczak is Chair & Director of the Board of Mason Street Advisors, LLC, a Milwaukee investment adviser managing $39.1B. Bonnie Tomczak has a current broker registration and no current investment-adviser registration and has passed the SIE, Series 7TO and Series 24.

3
Licensing exams

From the IAPD record · data retrieved 17 October 2026 · page updated 20 October 2026SEC record

Career

Bonnie Tomczak has been Chair & Director of the Board of Mason Street Advisors since November 2021. Bonnie Tomczak is a control person of the firm and directly owns under 5% of it.

Mason Street Advisors, LLC is a Milwaukee, WI firm with $39.1B under management, 2 clients and 13 advisers in one office, as of its March 2026 filing.

No adviser firm registrations are on Bonnie Tomczak’s record.

Credentials and registrations

Examinations

Series 2410 December 2022
Name
General Securities Principal Examination
Series 7TO20 August 2022
Name
General Securities Representative Examination
SIE13 May 2022
Name
Securities Industry Essentials Examination

Individual record

Full name
Bonnie Lynn Tomczak
CRD
2966038

Disciplinary history is not reported here, in either direction. Check the SEC record.

Common questions

Where does Bonnie Tomczak work?

Bonnie Tomczak has been Chair & Director of the Board of Mason Street Advisors, LLC since November 2021, and is a control person of the firm.

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

Does Bonnie Tomczak have a current investment-adviser registration?

Bonnie Tomczak has a current broker registration and no current investment-adviser registration.

Source: IAPD individual record, checked 17 October 2026

What exams has Bonnie Tomczak passed?

Bonnie Tomczak has passed 3 licensing exams: the SIE, Series 7TO and Series 24. The earliest, the SIE, was passed in May 2022.

Source: IAPD individual record, checked 17 October 2026

Leadership at Mason Street Advisors

Sources

  1. IAPD individual record, CRD 2966038. Registration status, employment history and examinations.
  2. Form ADV Part 1A, Schedules A and B of Mason Street Advisors, LLC, filed 31 March 2026. Title, control and ownership bands.

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

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