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John Francis Crosson

MAINSTREET INVESTMENT ADVISORS LLC·CHICAGO, Illinois
Series 7, Series 63, Series 6528 years registeredMAINSTREET INVESTMENT ADVISORS LLC
120 N. LASALLE STREET, CHICAGO, IL 60602-2424CRD# 2992720Firm CRD# 146615

Profile Verification

Sourced · FINRA · SEC · CFP Board · Self-disclosed
Identity
John Francis Crosson · CHICAGO, IL
Registration
CRD #2992720 · MAINSTREET INVESTMENT ADVISORS LLC · 28 years registered
Brand Profile
Not yet started
01

Career History

No current investment adviser registration
Last registered firm: MAINSTREET INVESTMENT ADVISORS LLC
Jan 2017Dec 2019
CHICAGO, IL
CAMBIUM ASSET MANAGEMENT LLC
Aug 2014Jul 2017
CHICAGO, IL
Mar 2008May 2020
CHICAGO, IL
WATERSTONE FINANCIAL GROUP, INC.
Sep 2003Sep 2009
CHICAGO, IL
FELDMAN SECURITIES GROUP LLC
May 1998Aug 2003
CHICAGO, IL
02

Registrations & Exams

FINRA examinations passed
Series 7
Series 63
Series 65
Registration record
First registered · May 14, 1998
Years registered · 28
03

Disclosure History

1994Regulatory·Final

1 disclosure event on file · Verify on FINRA BrokerCheck →

Source: SEC IAPD, as of 14 August 2026. Resolutions may have changed since.

04

Firm Overview

Firm
MAINSTREET INVESTMENT ADVISORS LLC
CRD 146615 · SEC 801-68930
AUM
$5.1B
Regulatory assets under management
Employees
18
5,866 client accounts
Services offered by MAINSTREET INVESTMENT ADVISORS LLC
Per Form ADV
Portfolio management (individuals)
Selection of other advisers
Market timing services
Client types served by the firm
Per Form ADV
Individuals
Introduction

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05

Frequently Asked Questions

What services does John Francis Crosson offer?
John Francis Crosson specializes in Investment Management, Wealth Management.
What are John Francis Crosson's credentials?
John Francis Crosson is a registered investment adviser representative. Check their firm's Form ADV filing for detailed qualification information.
Where is John Francis Crosson located?
John Francis Crosson is based in CHICAGO, Illinois, last registered with MAINSTREET INVESTMENT ADVISORS LLC.
How does John Francis Crosson charge for services?
John Francis Crosson's firm is compensated through percentage of aum, subscription fees. Always review the firm's Form ADV Part 2 for complete fee details before engaging an advisor.
How large is MAINSTREET INVESTMENT ADVISORS LLC?
MAINSTREET INVESTMENT ADVISORS LLC has approximately 18 employees and manages $5.1B in regulatory assets under management. The firm is registered with the SEC as an investment adviser.
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