Investors / United States / Founders Fund
Founders Fund
Venture capital · San Francisco, CA, United States · North America
Founders Fund is an investment firm that presents portfolio companies such as Anduril, Palantir and New World on its website. The pages describe its activities only through these portfolio highlights and do not otherwise explain its business.
Invests inAI & Machine LearningFintech
In its own wordsdefensesatellitesspacesoftware
Your fit with Founders Fund
Four questions about your startup
See how your round matches what it backs, point by point.
Or find every investor that fitsFounders Fund lists 134 checked portfolio companies on its own site and is named in 124 funding rounds, 30 of them as lead. Its most frequent entry is Growth, 39% of the companies with a known first round. Its largest themes are AI & Machine Learning (25%), Fintech (16%) and Healthcare & Biotech (12%). 80% of its companies are based in United States. It invests most often alongside Andreessen Horowitz, Sequoia Capital and 8VC.
Counts come from funding rounds that name Founders Fund, complete from mid-2025: earlier rounds appear only when they were reported later. Round amounts and full round histories are on Fundup AI.
Entry stage
share of companies by the stage of its first roundFounders Fund does not state its stages on its site, so only what it does is shown.
Show as a table
| Value | |
|---|---|
| Pre-seed | 0% |
| Seed | 11% |
| Series A | 30% |
| Series B | 20% |
| Growth | 39% |
Activity by year
rounds it joined, last 10 yearsShow as a table
| Total | Rounds it led | |
|---|---|---|
| '17 | 0 | 0 |
| '18 | 1 | 0 |
| '19 | 2 | 1 |
| '20 | 3 | 0 |
| '21 | 4 | 0 |
| '22 | 8 | 0 |
| '23 | 5 | 0 |
| '24 | 1 | 0 |
| '25 | 38 | 13 |
| '26 | 60 | 15 |
Investor profile
percentile among all firmsShow as a table
| Measure | Percentile of all firms | Value |
|---|---|---|
| Portfolio size | 97th | 134 companies |
| Recent activity | 100th | 63 rounds in 12 months |
| Early stage | 55th | 11% of entries at pre-seed or seed |
| Evidence | 90th | 18% of companies confirmed by a round |
| Sector focus | 37th | 25% in its largest sector |
| Reach | 99th | 17 countries |
Investment themes
share of its checked companiesThis firmAll checked companies
Show as a table
| This firm | All checked companies | |
|---|---|---|
| AI & Machine Learning | 25% | 18% |
| Fintech | 16% | 12% |
| Healthcare & Biotech | 12% | 15% |
| Industrial & Manufacturing | 9% | 7% |
| Enterprise Software | 8% | 8% |
| E-commerce & Marketplaces | 5% | 6% |
| Education | 4% | 7% |
| Real Estate & Construction | 3% | 3% |
Invests most often with
firms sharing its portfolio companiesShow as a table
| Share | |
|---|---|
| Andreessen Horowitz | 39 |
| Sequoia Capital | 23 |
| 8VC | 21 |
| Lux Capital | 21 |
| SV Angel | 21 |
| 137 Ventures | 20 |
| General Catalyst | 19 |
| Valor Siren Ventures | 18 |
Its portfolio companies
where they are based, and what their own sites showSite status
- Site answers13198%
- No longer answers00%
- Points to another company32%
- Parked or sold domain00%
A site that stops answering three checks in a row is counted as no longer answering; that is not proof of closure. A site that points to another company is often an acquisition.
Co-investor network
who it backs companies with, and who they back togetherAll co-investors or Compare portfolios with Andreessen Horowitz
Compare Founders Fund head to head
portfolio size, rounds, entry stages, themes and the companies both backThree or more firms at once: portfolio overlap.
Recent portfolio activity
when companies last raised with Founders Fund| Date | Company | Stage |
|---|---|---|
| 9 Nov 2026 | Series C+ | |
| 6 Nov 2026 | Series C+ | |
| 21 Oct 2026 | Series A Led | |
| 21 Oct 2026 | Seed | |
| 9 Oct 2026 | Series C+ | |
| 6 Oct 2026 | Series B | |
| 29 Sept 2026 | Series C+ | |
| 28 Sept 2026 | Series C+ |
Round details for Founders Fund
Amounts, full round histories and every co-investor in Founders Fund's rounds are on Fundup AI. VCinfo covers investors and their portfolios.
Portfolio
134 companies checked against their own sites| Company | What it does | Themes | First round with it | Evidence |
|---|---|---|---|---|
| Affirm offers payment plans for shoppers to pay over time with no fees | Fintech | Portfolio page | ||
| Airbnb provides holiday rentals and unique homes for travelers. | Real Estate & ConstructionLegal & Compliance | Portfolio page | ||
| AirGarage manages parking assets for property owners, providing data-driven insights and solutions to optimize operations and revenue | Real Estate & ConstructionMobility & Logistics | Oct 2021Series A · 2 rounds | Funding round | |
| Alloy Therapeutics provides antibody discovery services and technology to help bring medicines to patients faster. | Healthcare & Biotech | Apr 2026Series C+ | Funding round | |
| Amca expands competition and capacity for the critical components that defend the nation and build the physical infrastructure America needs | AI & Machine LearningAI & Machine Learning | Apr 2025Seed | Funding round | |
| Anduril Industries specializes in advanced autonomous systems for defense and commercial mission sets. | AI & Machine LearningAI & Machine Learning | Dec 2022Series C+ · 4 rounds | Page + round | |
| Anthropic develops AI models and products, including the Claude models, and conducts AI safety research. | AI & Machine LearningEnterprise Software | Feb 2026Series C+ | Funding round | |
| Armada provides ruggedized modular data centers and edge computing hardware and software for deploying GPU infrastructure in remote and demanding environments. | Enterprise SoftwareIndustrial & Manufacturing | Jul 2025Series B · 2 rounds | Funding round | |
| ARQ provides financial services, including currency conversion, investment, and payment services, to individuals and businesses globally. | FintechFintech | Mar 2026Series C+ | Page + round | |
| Asana provides work and project management tools for teams and organizations. | Enterprise SoftwareAI & Machine Learning | Portfolio page | ||
| Avalanche Energy develops compact fusion machines for power generation and other applications | EducationIndustrial & Manufacturing | Feb 2026Series B | Funding round | |
FintechCrypto & Web3 | Jun 2025Series A | Funding round | ||
| Aven offers credit cards and other financial products backed by home equity or bitcoin. | FintechConsumer | Sept 2025Series C+ | Page + round | |
| Beren Therapeutics develops medicines to address the root cause of diseases | Healthcare & Biotech | Jun 2026Series C+ | Funding round | |
| biossil advances late-stage programs for life-threatening diseases | Healthcare & Biotech | Apr 2026Series B · 2 rounds | Funding round | |
| Black Ore develops and provides AI-powered tax automation software for tax professionals and firms. | FintechAI & Machine Learning | Nov 2023Series A | Funding round | |
| The company pioneers and manufactures biomaterials to create high-quality solutions for various personal care formulations. | Healthcare & Biotech | Jan 2018Series C+ | Funding round | |
| Bonfire Studios has a team and hires people for various openings | Enterprise SoftwareGaming | Jan 2025Series B | Funding round | |
| The Boring Company designs and manufactures tunnel boring machines and builds transportation systems | Industrial & ManufacturingMobility & Logistics | Apr 2022Series C+ | Page + round | |
| BuildOps provides commercial contractor management software | Real Estate & ConstructionEnterprise Software | Portfolio page |
About this data
site last read 5 Nov 2026- Site
- foundersfund.com
- Last read
- 5 Nov 2026
- Watching since
- 5 Nov 2026
- Rounds since
- 1 Jan 2013
- Companies checked
- 134
Rates come from what VCinfo has observed since observation_start. Firms tend to remove companies that closed, so early rates understate reality. A company leaving a portfolio page does not mean it closed or exited. An unreachable site means our checks failed, nothing more.
Get Founders Fund's profile as data
Pull Founders Fund's portfolio, co-investors and changes through one API key or MCP, open every portfolio row, compare it with other firms, and get an email when it adds a company or files a fund.
Work email, sign-in link by email. Already have an account? Log in- Ask AI5 plain-English investor searches a day
- Full listsEvery portfolio row and two-firm overlap
- API and MCP100 REST or MCP calls a month, one key
- AlertsFollow 5 investors for portfolio and fund changes
$ curl -H "X-API-Key: YOUR_KEY" \
https://api.vcinfo.io/v1/firms/foundersfund.com
# also
GET /v1/firms/foundersfund.com/portfolio
GET /v1/firms/foundersfund.com/coinvestors
GET /v1/firms/foundersfund.com/news