Annmarie Rizzo is a financial advisor at Plectrum Advisers LLC with a Series 65 designation and one year of industry experience. Prior to joining Plectrum Advisers, she worked at Figure Technologies Solutions, Goldman Sachs, and Yahoo. Plectrum Advisers serves individuals, estates, trusts, and small businesses by offering financial planning, discretionary portfolio management, and educational seminars. The firm employs a Modern Portfolio Theory-based investment approach with diversified allocations primarily using low-cost mutual funds and ETFs, and supports both traditional advisor-managed accounts and an app-based onboarding pathway for newer investors.

Thomas Rizzo is the sole advisor at Plectrum Advisers LLC, an independent firm based in Altadena, CA. He holds a Series 65 designation and has nine years of industry experience. Since 1995, he has also served as president of Plectrum, Inc., a music entertainment business he co-founded with his wife. Plectrum Advisers serves individuals, high-net-worth clients, estates, trusts, small businesses, and charitable organizations with financial planning, portfolio management, and educational seminars. The firm uses Modern Portfolio Theory to build diversified portfolios primarily with low-cost mutual funds and ETFs, offering both discretionary and non-discretionary management tailored to client risk tolerance and goals.