Peter Thiel is one of the most consequential figures in modern technology and venture capital. As a co-founder of PayPal, the first outside investor in Facebook, and the co-founder of Palantir Technologies, his career has shaped the way money moves online, data is analysed, and startups are funded. His personal life, political activism, and involvement in high-profile legal cases have also drawn intense public curiosity. This article draws on verified sources to present a clear, fact-based portrait of Peter Thiel, covering his net worth, companies, books, family, beliefs, and controversies.
Born in Frankfurt, Germany, and raised in the United States, Thiel studied at Stanford University before launching a career that would make him a billionaire many times over. His portfolio includes early bets on some of the world’s most valuable technology companies, and his public profile blends contrarian political views with a deep commitment to funding ambitious startups. The information below is organised around the questions people most frequently ask about him.
What Is Peter Thiel’s Net Worth?
Peter Andreas Thiel, German-American entrepreneur, venture capitalist, and political activist. He describes himself on X as a technology entrepreneur, investor, and philanthropist.
Net worth estimates vary widely. In December 2025, The New York Times cited a figure of roughly $27.5 billion. Bloomberg’s Billionaires Index recorded $20.9 billion, while other 2026 estimates place the figure around $28.3 billion.
Co-founder of PayPal and Palantir Technologies, founding partner of Founders Fund, and the first outside investor in Facebook. Also co-founded Mithril Capital Management and Valar Ventures.
His wife, children, religious views, and involvement in the Gawker and Epstein matters are among the most searched topics. Source confidence varies, and this article labels each clearly.
Key Insights
- Thiel’s wealth is multi-source: PayPal, an early Facebook stake, Palantir, and returns from Founders Fund investments.
- Personal-life searches are frequent but low-verifiability; this article is explicit about source confidence.
- Zero to One is the primary book entity; book-related search intent is addressed with a dedicated subsection.
- Religion and political activism are searched as identity signals, but official disclosures are limited.
- Controversy content avoids speculation and relies on court records, official statements, and vetted reporting.
Snapshot Facts
| Field | Details |
|---|---|
| Identity | Peter Andreas Thiel; German-American entrepreneur and investor. |
| Professional role | Entrepreneur, venture capitalist, political activist; co-founder of PayPal; partner at Founders Fund. |
| Known for | Cofounding PayPal, co-founding Palantir, making the first outside investment in Facebook. |
| Net worth ranking | Forbes 2026 America’s Richest Immigrants list: #8. |
| Books | Zero to One: Notes on Startups, or How to Build the Future (2014), co-authored with Blake Masters. |
| Family | Spouse Matt Danzeisen, married in 2017. Sources conflict on number of children (one or two); some mention adoption. |
| Religion | No definitive formal religious affiliation is publicly confirmed. He is described as conservative and libertarian-leaning. |
| Controversies | Epstein connection and Gawker case: explained below with source labels and uncertainty framing. |
What Companies and Organizations Did Peter Thiel Found?
Thiel has founded or co-founded several of the most influential technology companies of the past two decades. According to Wikipedia and Founders Fund’s official team bio, his entrepreneurial career began with PayPal in 1998.
PayPal (1998)
Thiel co-founded PayPal and served as its CEO. The company revolutionised online payments and was acquired by eBay in 2002 for $1.5 billion in stock. The PayPal alumni network, often called the “PayPal Mafia,” includes several founders who later built major technology companies.
Palantir Technologies (2003)
Thiel co-founded Palantir Technologies, a data analytics company that works extensively with government and financial institutions. He remains a major shareholder. The company went public in 2020 via a direct listing. More information is available at the official Palantir website.
Founders Fund (2005)
Thiel is a founding partner at Founders Fund, a venture capital firm that has backed companies including SpaceX, Stripe, and Airbnb. The firm is known for its contrarian investment philosophy and long-term outlook.
Other Ventures
According to InfluenceWatch, Thiel also co-founded Mithril Capital Management and Valar Ventures. He was the first outside investor in Facebook, a stake that became a cornerstone of his personal fortune. His LinkedIn profile lists his professional history directly.
Daniel Mercer is Music & Theatre Correspondent at ShowbizUK.co.uk, covering music, theatre, concerts, West End coverage, festivals, live entertainment and album releases.