Stifel, Nicolaus & Company
47yrs
Top 1% by experience in Houston
21yrs
Diana Deville
Financial advisor at Morgan Stanley
Diana Deville is a fiduciary financial advisor in Houston, Texas, with 21 years in the industry. Diana joined Morgan Stanley in 2015, after two years at UBS Financial Services and a year at Citigroup Global Markets. Morgan Stanley offers financial planning, investment management, and retirement plan consulting and is paid through a percentage of assets, flat fees, and commissions.
One of 4968 advisors with offices in Houston, and one of 4448 fiduciaries.
At a glance
Experience21 years (since 2005)
How that compares ?More experience than 68% of advisors in Texas
Office845 Texas Avenue, Houston, TX 77002
FirmMorgan Stanley
How the firm is paid ?Percent of assets, Flat fee, Commissions, Performance fee, Other
Typical client at the firm ?$670,481
Advisors at the firm23,156
States licensed ?1 state
Services through Morgan Stanley
Financial planningInvestment management for individuals and small businessesManaging mutual fundsInvestment management for businesses and institutionsRetirement plan consultingChoosing other investment managersEducational seminars and workshopsOther services
Specialties, designations like CFP®, and languages spoken appear here when advisors claim their profiles.
Licenses
Exams passed, from the official record. Tap a license to see what it allows.
Career
- 2015 – nowMorgan StanleyCurrent firm
- Oct 2013 – Oct 2015UBS Financial Services Inc.Previously
- 2009 – 2013Morgan StanleyPreviously
- Apr 2008 – Jun 2009Citigroup Global Markets Inc.Previously
- Aug 2007 – Mar 2008UBS Financial Services Inc.Previously
Contact Diana
(914) 225-5510Firm headquarters in Purchase, NY. Ask for Diana. 845 Texas AvenueHouston, TX 77002Office · Get directions Firm websiteHTTP://WWW.MORGANSTANLEY.COM
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Questions to ask Diana
Tailored to Diana’s registration and firm.
- At a firm this size, will I work with you directly or with a service team?
- Your firm can charge performance-based fees. Would that apply to me?
- What does a financial plan with you include, and how often is it updated?
- If you use outside managers, how are they chosen and what do they cost on top of your fee?
- Where would my money be held, and will I get statements directly from that firm?
- What would I pay in total each year, in dollars, including fund and trading costs?
My notes and scorecard
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About Diana
How do I contact Diana?
Call Morgan Stanley at (914) 225-5510 and ask for Diana Deville. Diana works from the Houston, TX office.
How long has Diana been a financial advisor?
Diana has been in the industry since 2005, about 21 years. More experience than 68% of advisors in Texas.
What licenses does Diana hold?
Series 63, Series 66. Tap any license on this page to see what it allows.
Is Diana a fiduciary?
Diana is registered as an investment advisor representative, which carries a fiduciary duty when giving investment advice.
How is Diana paid?
Morgan Stanley reports being paid by a percentage of the assets they manage, flat or fixed fees, commissions on some products, a share of investment gains, other fees. Ask Diana for your total yearly cost in dollars.
Official record as of October 3, 2026.
This profile is for information only and is not financial advice or a recommendation.
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