Petros Koumantaros

Petros Koumantaros

Teaching young people how money really works.

Financial services entrepreneur, retirement plan consultant, and lifelong advocate for financial literacy.

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Petros Koumantaros
Book cover: Mr. 401(k)'s Principles of Financial Literacy

New book

Money is the one subject school forgets to teach. Let’s fix that.

Mr. 401(k)’s Principles of Financial Literacy is a plain-English guide to money, markets, and the modern economy, written for teenagers and young adults, and for the parents and teachers who guide them.

Get notified at launchFree guide for teachers and parents

Learn it. Earn it. Own it. Grow it.

Since 2022, Petros has volunteered teaching financial literacy to middle school students, who know him as Mr. 401(k). The course materials are free and openly licensed for any teacher, parent, or student who wants them.

About FinLit with Mr. 401(k)

Contributing to the public conversation

Petros has testified on enhancing retirement and savings in America before the U.S. Senate Health, Education, Labor and Pensions Committee. He currently serves as a Governor Appointed Member of the Washington Saves Governing Board. He is a regular speaker at industry conferences and professional societies.

Speaking and appearancesMore about Petros

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