Donald F. Chamberlin
Professional summary
Donald Fruehauf Chamberlin JR, who also goes by Donald F Chamberlin Jr, Donald Fruehauf Jr Chamberlin, is a registered financial advisor currently at FOUNDATIONS INVESTMENT ADVISORS LLC located in St. Louis, Missouri.
Donald is registered as an IAR (Investment Advisor Representative) and started their career in finance in 1985. Donald has worked at 13 firms and has passed the Series 65, Series 63, Series 7, Series 6 and Series 26 exams.
At a Glance
Aliases
Other business activities
CRS (Client Relationship Summary) - RIA
Click below to view Donald Fruehauf Chamberlin JR's CRS (Customer Relationship Summary).
Certified licenses
Experience
September 22, 2025 - Present
FOUNDATIONS INVESTMENT ADVISORS LLC
Office #1: 12444 Powerscourt Dr #100, St. Louis, MO 63131Office #2: 231 North Main St, Edwardsville, IL 62025Office #3: 6905 North Wickham Rd. #400, Melbourne, FL 32940February 16, 2018 - October 1, 2025
PROSPERITY CAPITAL ADVISORS
July 10, 2008 - June 18, 2009
SYNERGY INVESTMENT GROUP, LLC
January 31, 2006 - August 18, 2006
BERTHEL, FISHER & COMPANY FINANCIAL SERVICES, INC.
April 16, 2003 - January 30, 2006
LEGACY FINANCIAL SERVICES, INC.
April 12, 2002 - April 22, 2003
WORLD GROUP SECURITIES, INC.
August 17, 1994 - April 12, 2002
WMA SECURITIES, INC.
November 17, 1993 - September 15, 1994
WALNUT STREET SECURITIES, INC.
December 6, 1991 - August 10, 1993
NORTH AMERICAN FINANCIAL GROUP, INC.
December 17, 1990 - November 8, 1991
VESTAX SECURITIES CORPORATION
August 1, 1989 - December 20, 1990
USA FINANCIAL GROUP, INC.
February 3, 1989 - August 2, 1989
QUESTOR FINANCIAL SERVICES
July 29, 1985 - January 26, 1989
CADARET, GRANT & CO., INC.
Primary Firm SEC Registration
FOUNDATIONS INVESTMENT ADVISORS LLC
CRD#: 175083 / SEC#: 801-100512
State Registrations and Notice Filings
Listed states reflect where the advisor is authorized to serve clients under state regulations.
Highlighted states indicate IAR registrations
(1/20/2026)
(9/26/2025)
(9/23/2025)
(9/22/2025)
Exams
Current Firm
FOUNDATIONS INVESTMENT ADVISORS LLC
CRD#: 175083 / SEC#: 801-100512
Contact information
SEC notice filing (52 States and Territories)
Regulatory assets under management
| Total Number of Accounts | 53,653 |
| AUM (Assets Under Management) | $ 7,184,472,288 |
Red Flags
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