InvestorsSEC exempt reporting adviser

Founders Fund

San Francisco, CA

Legal name: Founders Fund LLC

Founders Fund is an investment adviser that reports to the SEC as exempt based in San Francisco, CA. It reports advising 47 venture funds, with $59B in gross private fund assets as of its Form ADV filed Mar 30, 2026.

Last checkedOct 9, 2026. Adviser records are re-read when the SEC publishes its monthly lists; fund filings every day. Details can change after they are filed or reported; if something here is wrong or has changed, tell us below.

Focus

Not known yet. The SEC does not ask a firm what stages or sectors it invests in. Once the firm claims this profile, or rounds it invested in are recorded, it will show here with its source.

Portfolio

0 cited

No rounds recorded yet. A round appears here when a press release, news report or the company names this firm as an investor, with a link to that source.

People

As named on its funds' SEC filings

Napoleon Ta
Managing Member of the General Partner of the Issuers
Last named Mar 23, 2026
Peter Thiel
Managing Member of the General Partner of the Issuers
Last named Mar 23, 2026
Trae Stephens
Managing Member of the Issuers' General Partner
Last named Mar 23, 2026
Brian Singerman
Managing Member of the General Partner of the Issuers
Last named Apr 4, 2023
Keith Rabois
Managing Member of the General Partner of the Issuers
Last named Apr 4, 2023

A fund's Form D names the executive officers and directors of its general partner when it is filed. People stay listed with the date they were last named; someone who has left may still appear until a newer filing or a correction says so.

Funds

5 on file

Fund	Formed	Raised	Target	Last filed
Founders Fund Growth IV, LP	2026	$6B	$6B	Mar 23, 2026
Founders Fund IX, LP	2023	$972M	$972M	Oct 16, 2025
Founders Fund Growth III, LP	2025	$4.6B	$4.6B	Apr 11, 2025
Founders Fund Growth II, LP	2022	$3.4B	$3.4B	Mar 4, 2022
Founders Fund VIII, LP	2022	$1.9B	$1.9B	Mar 4, 2022

Funds are matched to this firm by the manager named on their filings or by name. If a fund here is not theirs, tell us below.

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