Katherine M. Doyle
Professional summary
Katherine Mayhew Doyle, who also goes by Kate Fisher, Katherine Mayhew Fisher, Katie Fisher, is a registered financial advisor currently at ANNEX WEALTH MANAGEMENT, LLC located in Brookfield, Wisconsin.
Katherine is registered as an IAR (Investment Advisor Representative) and started their career in finance in 1997. Katherine has worked at 3 firms and has passed the Series 65, Series 63 and Series 6 exams.
Question & Answer
Aliases
Other business activities
CRS (Client Relationship Summary) - RIA
Click below to view Katherine Mayhew Doyle's CRS (Customer Relationship Summary).
Certified licenses
Experience
June 15, 2026 - Present
ANNEX WEALTH MANAGEMENT, LLC
Office #1: 17950 W. Corporate Drive Suite 300, Brookfield, WI 53045February 23, 2007 - June 22, 2021
REINHART PARTNERS, LLC
November 14, 1997 - September 8, 1998
STRONG INVESTMENTS, INC.
Primary Firm SEC Registration
ANNEX WEALTH MANAGEMENT, LLC
CRD#: 127987 / SEC#: 801-63505
State Registrations and Notice Filings
Listed states reflect where the advisor is authorized to serve clients under state regulations.
Highlighted states indicate IAR registrations
(6/15/2026)
Exams
Current Firm
ANNEX WEALTH MANAGEMENT, LLC
CRD#: 127987 / SEC#: 801-63505
Contact information
SEC notice filing (33 States and Territories)
Documents
Regulatory assets under management
| Total Number of Accounts | 19,997 |
| AUM (Assets Under Management) | $ 6,945,737,689 |
Accountant surprise examination report
| Filing Date | Form ADV-E Cover | Form ADV-E Report |
|---|---|---|
| 08/11/2025 | ||
| 05/22/2024 | ||
| 12/18/2023 | ||
| 03/16/2023 |
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
ANNEX WEALTH MANAGEMENT, LLC
CRD#: 127987Brookfield, WI 53045TRUST BUT VERIFY
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