Mark J. Gilbert
Professional summary
Mark J Gilbert is a registered financial advisor currently at SIKICH FINANCIAL located in Naperville, Illinois.
Mark is registered as an IAR (Investment Advisor Representative) and started their career in finance in 2001. Mark has worked at 7 firms and has passed the Series 63, Series 65 and Series 7 exams.
Biography
Question & Answer
Aliases
Other business activities
CRS (Client Relationship Summary) - RIA
Click below to view Mark J Gilbert's CRS (Customer Relationship Summary).
Certified licenses
Experience
July 28, 2025 - Present
SIKICH FINANCIAL
Office #1: 1415 W. Diehl Road, Ste. 400, Naperville, IL 60563February 5, 2019 - August 5, 2025
REASON FINANCIAL ADVISORS, LLC
February 5, 2007 - December 10, 2019
REASON FINANCIAL ADVISORS, INC.
December 15, 2005 - February 13, 2007
BMO HARRIS FINANCIAL ADVISORS, INC.
December 15, 2005 - February 13, 2007
BMO HARRIS FINANCIAL ADVISORS, INC.
January 8, 2004 - February 8, 2007
SBSB FINANCIAL ADVISORS
May 1, 2002 - December 31, 2005
HARRISDIRECT LLC
December 19, 2001 - May 1, 2002
HARRIS INVESTORLINE INC.
December 4, 2001 - January 14, 2004
HARRISDIRECT LLC
Primary Firm SEC Registration
SIKICH FINANCIAL
CRD#: 142640 / SEC#: 801-110142
State Registrations and Notice Filings
Listed states reflect where the advisor is authorized to serve clients under state regulations.
Highlighted states indicate IAR registrations
(7/28/2025)
Exams
Current Firm
SIKICH FINANCIAL
CRD#: 142640 / SEC#: 801-110142
Contact information
SEC notice filing (18 States and Territories)
Regulatory assets under management
| Total Number of Accounts | 1,236 |
| AUM (Assets Under Management) | $ 919,996,863 |
Red Flags
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