Prosperity Expands Wealth Management Practice into Southern California
- Published
- Mar 19, 2026
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Firm Adds Two Senior Wealth Advisors
Prosperity—an EisnerAmper Company and a leading independent registered investment advisor—announces the expansion of its wealth management practice into Southern California with the addition of Senior Wealth Advisors Keon Khamsehpour and Merryll McElwain.
Merryll McElwain, based in Los Angeles, has 18 years of experience providing financial planning, investment management, pre-transaction planning for entrepreneurs, planning for individuals in sports and entertainment, and wealth transfer strategies. She holds a bachelor’s degree from Appalachian State University and an MBA from East Carolina University. She has earned the CEPA® and SE-AWMATM designations.
Keon Khamsehpour, based in La Jolla, brings 15 years of experience advising entrepreneurs, executives, business owners, and multi-generational families. He will focus on investment and portfolio management, alternative investments and private markets, and estate planning and wealth transfer. Keon holds a BA in economics from the University of California San Diego. He has the CAIA® and CPWA® designations and is a Series 65 license holder.
“Southern California represents an important growth market for Prosperity, and we are proud to welcome professionals of Keon’s and Merryll’s experience and reputation,” said Prosperity President Michele Martin. “They bring deep expertise, strong external relationships, and a shared commitment to delivering thoughtful, long-term wealth solutions for clients.”
Securities offered through DAI Securities, LLC, Member FINRA/SIPC. Advisory Services offered through Prosperity – An EisnerAmper Company. Prosperity – An EisnerAmper Company is not affiliated with DAI Securities, LLC.