Willett Advisors
Michael Bloomberg's Single Family Office · New York, New York
$12B estimated AUM
AUM figures are estimates compiled from public sources. How we source our data.
About Willett Advisors
Willett Advisors is the New York-based single family office of Michael Bloomberg, owner of Bloomberg L.P. and former mayor of New York City. In addition to managing Bloomberg's personal capital, the firm oversees the endowment assets of Bloomberg Philanthropies. It is led by Steven Rattner, a co-founder of Quadrangle. Third-party estimates place assets under management at approximately $12 billion.
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Frequently Asked Questions
What is Willett Advisors?
Willett Advisors is a single family office associated with Michael Bloomberg, based in New York, New York.
Where is Willett Advisors located?
Willett Advisors is based in New York, New York.
How much does Willett Advisors manage?
Willett Advisors is estimated to oversee approximately $12B in assets. As a private family office it files no public AUM disclosures, so figures are third-party estimates compiled from public sources.