Marsha Roubidoux has been an investment adviser representative at Zephyr Investment Management since February 2013, and is not listed among the firm’s executive officers or direct owners.
Zephyr Investment Management, Inc. is a Westlake Village, CA firm with $243M under management, 242 clients and 2 advisers across 2 offices, as of its March 2026 filing.
Marsha L. Roubidoux is Financial Advisor and Investment Strategist at Zephyr Investment Management, where she is the founder. She has more than 38 years of experience helping clients accumulate, manage and grow their assets. She is based in the Thousand Oaks/Westlake Village area.
Marsha Roubidoux’s longest registration was 17 years at FSC Securities Corporation (1998–2016). Before joining Zephyr Investment Management in 2013, Marsha Roubidoux was registered through FSC Securities Corporation and Zephyr Investment Management.
- Zephyr Wealth ManagementCurrent– present · 13 yearsWestlake Village, CA · Adviser representative · Firm CRD 166303
- FSC Securities Corporation– · 17 yearsWestlake Village, CA · Adviser representative · Firm CRD 7461
- Zephyr Investment Management– · 14 yearsWestlake Village, CA · Adviser representative · Firm CRD 108020
Professional designations
Listed by Zephyr Investment Management
- CFP®
Investment adviser representative registrations
Marsha Roubidoux is registered as an investment adviser representative in California, since February 2013.
- CaliforniaSince 27 February 2013
Examinations
| Exam | Name | Passed |
|---|---|---|
| SIE | Securities Industry Essentials Examination | Credited |
| Series 53 | Municipal Securities Principal Examination | 1 July 2011 |
| Series 65 | Uniform Investment Adviser Law Examination | 31 December 1996 |
| Series 63 | Uniform Securities Agent State Law Examination | 3 October 1996 |
| Series 24 | General Securities Principal Examination | 2 February 1996 |
| Series 7 | General Securities Representative Examination | 19 May 1984 |
- Name
- Securities Industry Essentials Examination
- Name
- Municipal Securities Principal Examination
- Name
- Uniform Investment Adviser Law Examination
- Name
- Uniform Securities Agent State Law Examination
- Name
- General Securities Principal Examination
- Name
- General Securities Representative Examination
- Full name
- Marsha Lynn Roubidoux
- CRD
- 1266597
- Firm
- Zephyr Investment Management · CRD 166303
- Office
- 3625 E. THOUSAND OAKS BLVD., SUITE 145, Westlake Village, CA 91362
- Registration
- Investment adviser and broker registrations
- In the industry since
- May 1984
- Disciplinary history
- Not yet shown here · SEC record · BrokerCheck
- Firm bio
- zephyrwm.com
Where does Marsha Roubidoux work?
Marsha Roubidoux is an investment adviser representative registered through Zephyr Investment Management, Inc. since February 2013, and is not listed among the firm’s executive officers or direct owners.
Is Marsha Roubidoux a financial advisor?
Yes. Marsha Roubidoux has a current investment-adviser registration in California, through Zephyr Investment Management since February 2013.
How many years of experience does Marsha Roubidoux have?
Marsha Roubidoux has 42 years in the financial industry, since May 1984, across 3 adviser firms.
What exams has Marsha Roubidoux passed?
Marsha Roubidoux has passed 5 licensing exams: the Series 7, Series 24, Series 63, Series 65 and Series 53. The earliest, the Series 7, was passed in May 1984. FINRA credited Marsha Roubidoux with the SIE, which began in October 2018.
Where is Marsha Roubidoux based?
Marsha Roubidoux’s registered office is in Westlake Village, CA.
Is Marsha Roubidoux registered with FINRA?
Yes. Marsha Roubidoux has a current broker registration, under CRD 1266597.
Source: FINRA BrokerCheck
Is Marsha Roubidoux a CFP?
Zephyr Investment Management lists Marsha Roubidoux with the CFP credential (“CFP®”) on its website. CFP Board confirms certification status.
How can I verify Marsha Roubidoux’s record?
Search CRD 1266597 on the SEC’s adviser search (adviserinfo.sec.gov) and FINRA’s broker search (brokercheck.finra.org), which publish Marsha Roubidoux’s full registration record.

