Stifel, Nicolaus &
47yrs
Top advisor by experience in Brookfield
34yrs
Mark Anthony Otten
Financial advisor at Stifel, Nicolaus &
Based in Brookfield, Wisconsin, Mark Anthony Otten is a fiduciary financial advisor with 34 years of industry experience. Mark has been with Stifel, Nicolaus & since 2009; before that, Mark spent less than a year at Morgan Stanley and eight years at Citigroup Global Markets. Stifel, Nicolaus & offers financial planning, investment management, and private fund management and is paid through a percentage of assets, flat fees, and commissions.
One of 494 advisors with offices in Brookfield, and one of 445 fiduciaries.
At a glance
Experience34 years (since 1992)
How that compares ?Top 9% by experience nationwide
Office18000 West Sarah Lane Suite 180, Brookfield, WI 53045
How the firm is paid ?Percent of assets, Flat fee, Commissions
Typical client at the firm ?$773,556
Advisors at the firm3,351
States licensed ?1 state
Services through Stifel, Nicolaus &
Financial planningInvestment management for individuals and small businessesManaging private fundsInvestment management for businesses and institutionsRetirement plan consultingChoosing other investment managersEducational seminars and workshops
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
- 2009 – nowStifel, Nicolaus & Company, IncorporatedCurrent firm
- Jun 2009 – Aug 2009Morgan StanleyPreviously
- 2001 – 2009Citigroup Global Markets Inc.Previously
Questions to ask Mark
Tailored to Mark’s registration and firm.
- What's your succession plan, and who would work with me if you retire?
- At a firm this size, will I work with you directly or with a service team?
- 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 Mark
How do I contact Mark?
Call Stifel, Nicolaus & at 314-342-2000 and ask for Mark Anthony Otten. Mark works from the Brookfield, WI office.
How long has Mark been a financial advisor?
Mark has been in the industry since 1992, about 34 years. Top 9% by experience nationwide.
What licenses does Mark hold?
Series 63, Series 65. Tap any license on this page to see what it allows.
Is Mark a fiduciary?
Mark is registered as an investment advisor representative, which carries a fiduciary duty when giving investment advice.
How is Mark paid?
Stifel, Nicolaus & reports being paid by a percentage of the assets they manage, flat or fixed fees, commissions on some products. Ask Mark for your total yearly cost in dollars.
Official record as of October 2, 2026.
This profile is for information only and is not financial advice or a recommendation.
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