Mark Trewitt has been an investment adviser representative at Delta Investment Management since June 2019, and is not listed among the firm’s executive officers or direct owners.
Delta Investment Management, LLC is a San Francisco, CA firm with $857M under management, 1,099 clients and 25 advisers across 11 offices, as of its April 2026 filing.
Mark Trewitt’s longest registration was 8 years at VFG Advisors, Inc. (2010–2018). Before joining Delta Investment Management in 2019, Mark Trewitt was registered through VFG Advisors, Inc. and Madison Avenue Securities, Inc.
- – present · 7 yearsPlano, TX · Adviser representative · Firm CRD 149596
- VFG Advisors, Inc.– · 8 yearsPlano, TX · Adviser representative · Firm CRD 150370
- Madison Avenue Securities, Inc.– · 1 yearPlano, TX · Adviser representative · Firm CRD 23224
- Madison Avenue Advisors, Inc.– · 2 yearsPlano, TX · Adviser representative · Firm CRD 137461
- Kalos Management– · 1 yearPlano, TX · Adviser representative · Firm CRD 133025
- Ogilvie Security Advisors Corp– · 2 yearsPlano, TX · Adviser representative · Firm CRD 10105
- Walnut Street Advisers Inc– · under a yearPlano, TX · Adviser representative · Firm CRD 109903
Investment adviser representative registrations
Mark Trewitt is registered as an investment adviser representative in Texas, since June 2019.
- TexasSince 6 June 2019
Examinations
| Exam | Name | Passed |
|---|---|---|
| Series 65 | Uniform Investment Adviser Law Examination | 24 May 2018 |
| SIE | Securities Industry Essentials Examination | Credited |
| Series 62 | Corporate Securities Limited Representative Examination | 3 July 2007 |
| Series 26 | Investment Company Products/Variable Contracts Principal Examination | 19 July 2001 |
| Series 22 | Direct Participation Programs Representative Examination | 12 November 1992 |
| Series 63 | Uniform Securities Agent State Law Examination | 2 October 1992 |
| Series 6 | Investment Company Products/Variable Contracts Representative Examination | 2 October 1992 |
- Name
- Uniform Investment Adviser Law Examination
- Name
- Securities Industry Essentials Examination
- Name
- Corporate Securities Limited Representative Examination
- Name
- Investment Company Products/Variable Contracts Principal Examination
- Name
- Direct Participation Programs Representative Examination
- Name
- Uniform Securities Agent State Law Examination
- Name
- Investment Company Products/Variable Contracts Representative Examination
- Full name
- Mark Andrew Trewitt
- CRD
- 1364490
- Firm
- Delta Investment Management · CRD 149596
- Office
- 4324 Mapleshade Lane, Suite 131, Plano, TX 75093
- Registration
- Investment adviser registration
- In the industry since
- April 1993
- Disciplinary history
- Not yet shown here · SEC record
Where does Mark Trewitt work?
Mark Trewitt is an investment adviser representative registered through Delta Investment Management, LLC since June 2019, and is not listed among the firm’s executive officers or direct owners.
Is Mark Trewitt a financial advisor?
Yes. Mark Trewitt has a current investment-adviser registration in Texas, through Delta Investment Management since June 2019.
How many years of experience does Mark Trewitt have?
Mark Trewitt has 33 years in the financial industry, since April 1993, across 7 adviser firms.
What exams has Mark Trewitt passed?
Mark Trewitt has passed 6 licensing exams: the Series 63, Series 6, Series 22, Series 26, Series 62 and Series 65. The earliest, the Series 63, was passed in October 1992. FINRA credited Mark Trewitt with the SIE, which began in October 2018.
Where did Mark Trewitt work before Delta Investment Management?
Before Delta Investment Management, Mark Trewitt was registered through VFG Advisors, Inc., November 2010 to December 2018; Madison Avenue Securities, Inc., March 2009 to November 2010; Madison Avenue Advisors, Inc., September 2006 to March 2009; Kalos Management, May 2005 to September 2006; Ogilvie Security Advisors Corp, July 2002 to October 2004; Walnut Street Advisers Inc, April 2002 to July 2002.
Where is Mark Trewitt based?
Mark Trewitt’s registered office is in Plano, TX.
Is Mark Trewitt registered with FINRA?
No. Mark Trewitt has no current broker registration.
How can I verify Mark Trewitt’s record?
Search CRD 1364490 on the SEC’s adviser search (adviserinfo.sec.gov), which publishes Mark Trewitt’s full registration record.

