William E. Powell
Professional summary
William Edward Powell, who also goes by William Edward Powell, is a registered financial advisor currently at MARINER INDEPENDENT located in Oakbrook Terrace, Illinois.
William is registered as an IAR (Investment Advisor Representative) and started their career in finance in 2009. William has worked at 7 firms and has passed the Series 66, Series 63, SIE, Series 7 and Series 6 exams.
Biography
Question & Answer
Aliases
Other business activities
CRS (Client Relationship Summary) - RIA
Click below to view William Edward Powell's CRS (Customer Relationship Summary).
Certified licenses
Experience
October 30, 2025 - Present
MARINER INDEPENDENT
Office #1: 1 Mid America Plaza Third Floor Ste A, Oakbrook Terrace, IL 60181March 31, 2025 - October 10, 2025
STRATEGIC ADVISERS LLC
July 13, 2018 - March 31, 2025
FIDELITY PERSONAL AND WORKPLACE ADVISORS
September 2, 2016 - July 13, 2018
STRATEGIC ADVISERS LLC
August 23, 2016 - October 10, 2025
FIDELITY BROKERAGE SERVICES LLC
October 25, 2011 - July 29, 2016
TD AMERITRADE, INC.
October 19, 2011 - July 29, 2016
TD AMERITRADE, INC.
October 19, 2011 - July 29, 2016
TD AMERITRADE INVESTMENT MANAGEMENT, LLC
March 24, 2009 - July 13, 2010
NORTHWESTERN MUTUAL INVESTMENT SERVICES, LLC
Primary Firm SEC Registration
MARINER INDEPENDENT
CRD#: 305418 / SEC#: 801-117332
State Registrations and Notice Filings
Listed states reflect where the advisor is authorized to serve clients under state regulations.
Highlighted states indicate IAR registrations
(10/30/2025)
Exams
Current Firm
MARINER INDEPENDENT
CRD#: 305418 / SEC#: 801-117332
Contact information
SEC notice filing (51 States and Territories)
Documents
Regulatory assets under management
| Total Number of Accounts | 10,412 |
| AUM (Assets Under Management) | $ 5,615,227,678 |
Accountant surprise examination report
| Filing Date | Form ADV-E Cover | Form ADV-E Report |
|---|---|---|
| 09/25/2025 | ||
| 11/05/2024 | ||
| 12/15/2023 |
Red Flags
Disclosures can be potential red flags, including customer disputes, regulatory fines, employer terminations, bankruptcies, judgments, liens, or certain criminal activities.
Check for any disclosures as part of your thorough research when choosing an advisor.
Company Information
MARINER INDEPENDENT
Vice President, Financial ConsultantCRD#: 305418Oakbrook Terrace, IL 60181TRUST BUT VERIFY
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