John Mullen has been an investment adviser representative at RB Capital Management since January 2016, and is not listed among the firm’s executive officers or direct owners. John Mullen holds a Bachelor of Arts in Psychology from the University of California, Santa Cruz and a Master of Science in Financial Analysis and Investment Management (MS-FAIM) from St. Mary's College of California.
RB Capital Management, LLC is a Reno, NV firm with $931M under management, 648 clients and 14 advisers across 12 offices, as of its March 2026 filing.
John Mullen is with Crofton Capital Management in Walnut Creek, CA, in investment advisory, and joined RB Capital Management, LLC after working in the mental health field for many years. He takes a multidisciplinary approach to financial advice, drawing on investment research, financial analysis, financial trends, diversification and portfolio allocation. He works with individual and corporate clients.
- RB Capital Management, LLCCurrent– present · 12 yearsWalnut Creek, CA · Adviser representative · Firm CRD 125678
Investment adviser representative registrations
John Mullen is registered as an investment adviser representative in California, since January 2016.
- CaliforniaSince 8 January 2016
Examinations
| Exam | Name | Passed |
|---|---|---|
| SIE | Securities Industry Essentials Examination | Credited |
| Series 66 | Uniform Combined State Law Examination | 10 April 2014 |
| Series 7 | General Securities Representative Examination | 18 February 2014 |
- Name
- Securities Industry Essentials Examination
- Name
- Uniform Combined State Law Examination
- Name
- General Securities Representative Examination
- Full name
- John Grant Mullen
- CRD
- 6180845
- Firm
- RB Capital Management · CRD 125678
- Office
- 1615 Bonanza Street, Suite 403, Walnut Creek, CA 94596
- Registration
- Investment adviser and broker registrations
- In the industry since
- February 2014
- Disciplinary history
- Not yet shown here · SEC record · BrokerCheck
- Firm bio
- rbcapitalmanagement.com
Where does John Mullen work?
John Mullen is an investment adviser representative registered through RB Capital Management, LLC since January 2016, and is not listed among the firm’s executive officers or direct owners.
Is John Mullen a financial advisor?
Yes. John Mullen has a current investment-adviser registration in California, through RB Capital Management since January 2016.
How many years of experience does John Mullen have?
John Mullen has 12 years in the financial industry, since February 2014, across 1 adviser firm.
What exams has John Mullen passed?
John Mullen has passed 2 licensing exams: the Series 7 and Series 66. The earliest, the Series 7, was passed in February 2014. FINRA credited John Mullen with the SIE, which began in October 2018.
Where is John Mullen based?
John Mullen’s registered office is in Walnut Creek, CA.
Is John Mullen registered with FINRA?
Yes. John Mullen has a current broker registration, under CRD 6180845.
Source: FINRA BrokerCheck
How can I verify John Mullen’s record?
Search CRD 6180845 on the SEC’s adviser search (adviserinfo.sec.gov) and FINRA’s broker search (brokercheck.finra.org), which publish John Mullen’s full registration record.

