James E. Demmert is an investment manager, author, speaker, philanthropist, and investment educator with more than 40 years of experience in financial markets, portfolio management, and wealth management.
He is the Founder and Chief Investment Officer of Main Street Research, an investment advisory firm with approximately $3 billion in assets under management and offices including New York City. As Chief Investment Officer, James leads the firm’s investment strategy and research, with a focus on global security selection, portfolio construction, market analysis, and the firm’s proprietary Active Risk Management process.
James has been nationally recognized by Barron’s and Forbes among leading U.S. financial advisors and investment professionals. Throughout his career, he has advised individuals, families, institutions, and nonprofit organizations while navigating multiple market cycles, financial crises, periods of economic expansion, and significant changes across global financial markets.
He is also the author of three books on investing and wealth management, including the award-winning The Journey to Wealth, The Sustainable Endowment, and Wall Street Lessons. His writing focuses on disciplined investing, investor psychology, risk management, long-term wealth creation, and the lessons he has gathered over four decades as a professional investor.
James regularly contributes his investment perspective to the financial media and has appeared on CNBC, Bloomberg, CBS News, and Reuters, with commentary featured in publications including The Wall Street Journal, Barron’s, Forbes, and The New York Times.
As Co-Founder and Chairman of The Academy of Finance® in New York City, James created the Wall Street Master Class® to bring real-world investment education into the classroom. He teaches students how professional investors analyze financial markets, select securities, construct portfolios, manage risk, and make disciplined investment decisions through changing market environments.
His philosophy is central to The Academy’s experiential approach to financial education: students should not simply study investing. They should experience the process of being an investor, learning from real markets, real decisions, and professionals who practice what they teach.