Willett Advisors LLC
Michael Bloomberg's single-family office managing personal and philanthropic assets across public markets, private equity, hedge funds, real assets, and direct investments.
New York, United States · 1+ investments · 1 portfolio companies
- Headquarters
- New York, United States
- Founded
- 2010
- Website
- willettadvisors.com
- AUM
- $25.0B
- Portfolio Company
- 1
- Total Investment
- 1
- Last Investment
- Nov 2025
- Geographic Focus
- Global
Investment Thesis
Willett Advisors LLC is a Venture Capital firm based in New York, United States. It has made 1 investment, including AAVantgarde Bio.
Portfolio1
Co-investors7
Sign up to view co-investors
7 co-investors across 7 shared portfolio companies — who they back alongside, and how often they lead.
Venture Capital ×5 · Private Equity ×1 · Other ×1 · 6 shared rounds
Investment History
Sign up to view investment history
Create a free account with 25 free credits every month, no card needed, to unlock deal history, amounts, and round details.
Your firm? Embed this profile
Add the live badge to your site — it stays current as your portfolio data updates.
<a href="https://indexed.vc/investors/willett-advisors-llc"><img src="https://indexed.vc/api/badge/investor/willett-advisors-llc" alt="Willett Advisors LLC on Indexed.vc" width="260" height="76" /></a>