Request page removalAbout David Siegel
David Siegel is an angel investor, an entrepreneur and a board member based out of New York, United States. They did their education from Princeton University. Their journey in the startup ecosystem started in 2022 through SandboxAQ. David Siegel has founded 1 company. They are currently acting as the, and as the co-founder of Two Sigma Investments. As an angel investor, David Siegel has a portfolio of 4 companies, focusing primarily on sectors like Enterprise Applications, High Tech and 9 more sectors. They invest in companies across United States. Their most notable investments include companies like SandboxAQ and Liquid AI. David Siegel is currently serving as a board member at Cota Healthcare and Batch.
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New York, United States
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David Siegel's Investments
David Siegel has invested in 4 companies. Their most recent investment was in Samaya AI (Series B Round) on May 15, 2025. Their investments are primarily in Enterprise Applications, High Tech and 9 more sectors. Their investment portfolio companies are located in United States.Here are the details of all recent investments by David Siegel:
Date | Company | Round | Round Amount | Co-Investors |
|---|---|---|---|---|
May 15, 2025 | Series B | $43.5M | ||
Dec 06, 2023 | Seed | $46.6M | ||
Jun 14, 2023 | Seed | $7M | and 10 more | |
Mar 22, 2022 | Seed | Undisclosed |
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David Siegel's Portfolio Unicorns
Here are the details of all portfolio unicorns by David Siegel:
Company | Short Description | Total Funding | Founded Year | Current Stage | Location |
|---|---|---|---|---|---|
Developer of quantitative artificial intelligence models for various industry applications | $950M | 2022 | Series E | Palo Alto | |
Developer of efficient AI models and deployment platforms for various applications | $297M | 2023 | Series A | Brookline |
David Siegel's Founded Companies
David Siegel has founded Two Sigma Investments.
Here is the detail of this founded company:
Company | Short Description | Total Funding | Founded Year | Current Stage | Location |
|---|---|---|---|---|---|
AI-based data-driven investment management insights | - | 2001 | Unfunded | New York City |
David Siegel's Board Memberships
David Siegel has 2 current board memberships namely Cota Healthcare and Batch.Here are the details of all board memberships by David Siegel:
Company | Description | Total Funding | Current Stage | Membership Status | Appointment Date | Cessation Date |
|---|---|---|---|---|---|---|
Transforming cancer care through real-world data and insights | $103M | Series D | CURRENT | Sep 30, 2014 | - | |
Online booking platform for various events and shows | $27.2M | Series A | CURRENT | Jan 04, 2022 | - |
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