Founder & Chairman

Michael W. Sonnenfeldt is the Founder of TIGER 21, the premier peer membership organization for high-net-worth wealth creators and preservers, and author of Think Bigger: And 39 Other Winning Strategies from Successful Entrepreneurs. TIGER 21’s 600+ Members collectively manage personal assets of $60 billion. 

 Mr. Sonnenfeldt is a serial entrepreneur, philanthropist, and political thought leader.  Through his private investment company, MUUS & Company, he has holdings in solar and other technologies related to alternative energy infrastructure applications.  Previously, he served as Chairman of Carmanah Technologies Corp., a public Canadian solar company.  Mr. Sonnenfeldt founded Emmes & Company, a boutique real estate investment firm that grew to over a billion dollars in assets. In 1980, he led the transformation of the Harborside Financial Center in Jersey City, NJ, the largest commercial renovation in the U.S. at the time.

 Mr. Sonnenfeldt is also a Board Member of Earthjustice and President of the Goldman-Sonnenfeldt Foundation.

 Mr. Sonnenfeldt earned undergraduate and graduate degrees from the MIT Sloan School, where he was Phi Beta Kappa

If you are interested in learning more about TIGER 21, please complete the contact form and you will receive a copy of our most recent Asset Allocation Report.