Unclaimed Profile

William Louis Zielinski

INSTITUTIONAL INVESTORS ADVISORY COMPANY·ST LOUIS, Missouri

Clean record30 years registeredINSTITUTIONAL INVESTORS ADVISORY COMPANY

2150 HAMPTON AVENUE, ST LOUIS, MO 63139-2904CRD# 4549962Firm CRD# 109655

Profile Verification

Sourced · FINRA · SEC · CFP Board · Self-disclosed

Identity

William Louis Zielinski · ST LOUIS, MO

Registration

CRD #4549962 · INSTITUTIONAL INVESTORS ADVISORY COMPANY · 30 years registered

Brand Profile

Not yet started

Career History

No current investment adviser registration

Last registered firm: INSTITUTIONAL INVESTORS ADVISORY COMPANY

ZED INVESTMENT COMPANY

Mar 1999 – Mar 2012

ST. LOUIS, MO

INSTITUTIONAL INVESTORS ADVISORY COMPANY

Oct 1995 – Mar 2018

ST. LOUIS, MO

Registrations & Exams

Registration record

First registered · October 31, 1995

Years registered · 30

Disclosure History

Clean record · no disclosure events on file

Source: SEC IAPD, as of 14 August 2026. Verify on FINRA BrokerCheck →

Firm Overview

Firm

INSTITUTIONAL INVESTORS ADVISORY COMPANY

CRD 109655 · SEC 801-76836

AUM

$59M

Regulatory assets under management

Employees

2 client accounts

Services offered by INSTITUTIONAL INVESTORS ADVISORY COMPANY

Per Form ADV

Pension consulting

Client types served by the firm

Per Form ADV

Pension & Retirement Plans

View all advisors at INSTITUTIONAL INVESTORS ADVISORY COMPANY →

Introduction

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Frequently Asked Questions

What services does William Louis Zielinski offer?

William Louis Zielinski specializes in Retirement Planning, Fee-Only Advisory.

What are William Louis Zielinski's credentials?

William Louis Zielinski is a registered investment adviser representative. Check their firm's Form ADV filing for detailed qualification information.

Where is William Louis Zielinski located?

William Louis Zielinski is based in ST LOUIS, Missouri, last registered with INSTITUTIONAL INVESTORS ADVISORY COMPANY.

How does William Louis Zielinski charge for services?

William Louis Zielinski's firm is compensated through percentage of aum. Always review the firm's Form ADV Part 2 for complete fee details before engaging an advisor.

How large is INSTITUTIONAL INVESTORS ADVISORY COMPANY?

INSTITUTIONAL INVESTORS ADVISORY COMPANY has approximately 4 employees and manages $59M in regulatory assets under management. The firm is registered with the SEC as an investment adviser.

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