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Inactive

William Seyfarth

Vistamark Investments

Hinsdale, IL

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Current Employers
Vistamark Investments

333 West Chestnut Street, Hinsdale, IL 60521 • United States

Current Registrations

AuthorityCategoryStatusDate
AZ RA APPROVED 2025-11-13
IL RA APPROVED 2025-10-23
  • AZ RA
    APPROVED
    Since 2025-11-13
  • IL RA
    APPROVED
    Since 2025-10-23

Branch Locations

333 West Chestnut Street, Hinsdale, IL 60521 • United States

Disclosures

No disclosure categories reported as “Yes” on this SEC record.

  • Regulatory action No
  • Criminal No
  • Bankruptcy No
  • Civil judicial No
  • Bond No
  • Judgment / lien No
  • Investigation No
  • Customer complaint No
  • Termination No
Employment History
OrganizationCityStateFromTo
Dimensional Fund Advisors Austin TX 02/2018 03/2019
University Of Kansas Lawrence KS 08/2016 12/2017
Mercer Allied Company, L.P. Deerfield IL 08/2019 01/2021
Unemployed Hinsdale IL 04/2019 07/2019
Dimensional Fund Advisors Austin TX 05/2017 08/2017
Goldman Sachs & Co. Llc New York NY 01/2021 12/2021
Keebeck Wealth Management Llc Chicago IL 01/2022 04/2023
Bernstein Private Wealth Management Chicago IL 07/2023 09/2025
Vistamark Investments, Llc Hinsdale IL 10/2025 Present
Vistamark Consulting Llc Hinsdale IL 09/2025 Present
  • 02/2018 → 03/2019
    Dimensional Fund Advisors
    Austin, TX
  • 08/2016 → 12/2017
    University Of Kansas
    Lawrence, KS
  • 08/2019 → 01/2021
    Mercer Allied Company, L.P.
    Deerfield, IL
  • 04/2019 → 07/2019
    Unemployed
    Hinsdale, IL
  • 05/2017 → 08/2017
    Dimensional Fund Advisors
    Austin, TX
  • 01/2021 → 12/2021
    Goldman Sachs & Co. Llc
    New York, NY
  • 01/2022 → 04/2023
    Keebeck Wealth Management Llc
    Chicago, IL
  • 07/2023 → 09/2025
    Bernstein Private Wealth Management
    Chicago, IL
  • 10/2025 → Present
    Vistamark Investments, Llc
    Hinsdale, IL
  • 09/2025 → Present
    Vistamark Consulting Llc
    Hinsdale, IL
Previous Registrations
Other Businesses

Vistamark Consulting LLC, Yes, Hinsdale IL, Consulting, Consultant, Consultant, 10/2025, 4hrs/mo, 0-1, Consulting businesses

Exams
CodeExamDate
S66 Uniform Combined State Law Examination 2018-08-06
  • S66 Uniform Combined State Law Examination
    2018-08-06

View on SEC IAPD

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Other Offices

RPC PRIVATE WEALTH, LLC · HINSDALE, IL
LPL FINANCIAL LLC · HINSDALE, IL
EDWARD JONES · HINSDALE, IL
GOODWIN ASSET MANAGEMENT INC. · HINSDALE, IL
EDWARD JONES · HINSDALE, IL
LPL FINANCIAL LLC · HINSDALE, IL
STEEPLECHASE INVESTMENTS · HINSDALE, IL
J.P. MORGAN SECURITIES LLC · HINSDALE, IL

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