
Founders Fund LLC
Founders Fund is a San Francisco based venture capital firm investing in companies building revolutionary technologies.
In the firm's own words, from its website.
3 additional team members, 39 additional co-investors and affiliates, 153 additional investments, funds and LPs, 75 events, 1 verified contact (1 firm phone)
Every relationship, signal and contact on this record, with the source on each.
Includes 3 days of DFX Intelligence. Then $199/month unless canceled.
What matters now
- 8 companiesnew in 12 months
8 new companies in the last 12 months.
A firm writing cheques this quarter is one a founder can pitch now.
- 3 companiesportfolio raising
3 portfolio companies have new financing on record in 6 months without this firm named on the round; the latest on 31 Aug 2026 ($3.11B sold on Form D).
A portfolio company raising again is a follow-on decision for the firm and a co-investment opening for others.
- 17 dealswith Sequoia Capital
Invests most often alongside Sequoia Capital (17 shared deals) and 137 Ventures Management (13 shared deals).
pair last observed on record 1 Oct 2026, not a deal date · The firms it syndicates with are the likeliest to see the same deals and to fill out its rounds.
People to know
View all people- Member OfficerWhy: Named with investment responsibilityNo route on file yet
- Managing MemberWhy: Named with investment responsibilityNo route on file yet
Relationship network
244 connected entities11 observed rounds4 repeat counterparties3 dated rounds shown here, 2026
From financing rounds and every investor named in them, Form ADV and Form D filings, the firm's funds and team, and disclosed LP commitments in the venture capital graph. A round's amount is the size of the round, not money that moved between two investors.
Some relationships on this record are counted rather than named here. They open with the full profile.
Click any name or line for the rounds and sources behind it. Line weight is rounds together; dashed lines are inferred.
- Sponsor
- Company
- Fund or vehicle
- Person
Co-investors are read from the rounds: three or more shared rounds is a strong observed relationship, two a repeat co-investor, one a single round. Funds and people are structural. Nothing is scored that a reader cannot check.
Darker lines were active in the last 24 months or are current; lighter lines are older or undated.
How am I connected?
Name your firm, a company or a person, and DFX finds the published routes to Founders Fund LLC: a shared portfolio company or board, a prior employer, a co-investor, a shared LP or service provider. Every step is a filed or published record with its source; none is a guess about who knows whom.
See how you connect to Founders Fund LLC
Includes 3 days of DFX Intelligence. Then $199/month unless canceled.
Investing
72 companies on record, 8 new in 12 months
| Company | Round | Role | Partner | Round size | This investor | Date | Source |
|---|---|---|---|---|---|---|---|
| Affirm | portfolio listing | unknown | unknown | unknown | unknown | Oct 1, 2026 | Fact Firm website |
| Airbnb | portfolio listing | unknown | unknown | unknown | unknown | Oct 1, 2026 | Fact Firm website |
| Anduril | portfolio listing | unknown | unknown | unknown | unknown | Oct 1, 2026 | Fact Firm website |
- Sectors
- defense
- Stages
- not stated or not yet read
- Geography
- not stated
- Check size
- not stated; DFX does not estimate checks from round sizes
Team
5 current, 4 departed
Who else at this firm · 1 person, grouped by function
- Lauren Brittany Gross · Chief Operations OfficerWhy this person: Chief Operations Officer at the firm
Ranked by the role the firm or its filing states, a route on file and deals led. Every reason is read from the record, never inferred. Routes are published by the person or the firm (their bio, the team page or a filing) and are revealed on a plan; data bought from a provider is never shown, and a route printed at a firm the person has since left is held back.
- Managing Member
- Member Officer
- Chief Operations Officer
4 departed (kept with end dates)
- Luke Paul Nosek · Managing Member · Jun 1, 2005 to Sep 28, 2017 Inference
- Jeffrey Alan Dunham · Owner · Jun 1, 1999 to Mar 30, 2026 Fact
- Bruce Cannon Gibney · Chief Operating Officer · Sep 1, 2010 to Mar 26, 2013 Inference
1 firm phone on record, each with its source. Values open with the complete profile.
Funds and LPs
47 vehicles, 0 LPs disclosed
| Vehicle | Type | Vintage | Lifecycle | Reported GAV | Owners | Form D sold | Latest Form D |
|---|---|---|---|---|---|---|---|
| Founders Fund Growth IV, LP | Growth fund | 2026 form d first sale | Newly closed | $5.0B Sep 14, 2026 | 330 | $6.0B of $6.0B | Mar 23, 2026 |
| Founders Fund Growth III, LP | Growth fund | 2025 form d first sale | Newly closed | $4.2B Sep 14, 2026 | 237 | $4.6B of $4.6B | Apr 11, 2025 |
| Founders And4, LP | Fund | 2024 adv first reported | Early deployment | $1.7M Sep 14, 2026 | 10 | unknown | unknown |
| Allocator | Type | Fund | Amount | Date | Source |
|---|---|---|---|---|---|
| Peter and Carmen Lucia Buck Foundation Inc | FOUNDATION | Founders Fund Growth III, LP | $1.6M fair value on the foundation's return | reported as of Jun 30, 2025 | Fact IRS Form 990 / 990-PF e-file returns |
| Commonwealth Fund | FOUNDATION | The Founders Fund Growth II, LP | $6.2M fair value on the foundation's return | reported as of Jun 30, 2025 | Fact IRS Form 990 / 990-PF e-file returns |
| Commonwealth Fund | FOUNDATION | The Founders Fund Viii, LP | $563,596 fair value on the foundation's return | reported as of Jun 30, 2025 | Fact IRS Form 990 / 990-PF e-file returns |
Relationships across DFX
179 co-investors · on 3 other DFX graphs
- 2026-10-0117 shared deals · very strong
- 2026-10-0113 shared deals · very strong
- 2026-10-0110 shared deals · very strong
Across DFX and the capital chainon 3 other DFX graphs · 5 capital paths ShowHide
- Family office profile (matched by same SEC CIK)
- The same institution is held on Allocators, RIA and Wealth, Family Offices, matched by identifier. See which records
Founders Fund LLC is the same institution as 3 records in Allocators, RIA and Wealth and Family Offices.
DFX found 3 relationships across 3 datasets
Which record it is in each graph, what it is called there, and how the two were matched.
Includes 3 days of DFX Intelligence. Then $199/month unless canceled.
Checking your plan…
Founders Fund LLC sits on 5 traced paths of capital across the graphs.
DFX traced 5 paths of capital through this record
Every record on each path, what it committed or lent, and as of when.
Includes 3 days of DFX Intelligence. Then $199/month unless canceled.
Derived from allocator disclosures, BDC schedules and SEC filings; confidence is the weakest hop.
Checking your plan…
Evidence and history
80 dated events, 72 observations from 4 sources
- seen on or beforeSep 24, 2026Founders Fund LLC: CORPORATE_VENTURE -> MULTI_STAGE_VC (both early and growth/opportunity families, reported GAV $58,932M)Classification changedClassificationInferenceno URL
- Sep 14, 2026The Founders Fund Ix Principals Fund, LP first reported on Form ADV by Founders Fund LLC, GAV $223,804,845
- Sep 14, 2026The Founders Fund Growth IV Principals Fund, LP first reported on Form ADV by Founders Fund LLC, GAV $1,024,585,000
- Sep 14, 2026The Founders Fund Growth III Principals Fund, LP first reported on Form ADV by Founders Fund LLC, GAV $801,813,353
- Sep 14, 2026Gopher E, LP first reported on Form ADV by Founders Fund LLC, GAV $2,597,091
Address, phone, Form ADV filing and ownersForm ADV filed Mar 30, 2026 · 47 private fundsShowHide
- Headquarters
- San Francisco, CAadviserinfo.sec.gov
- Office address
- unknownadviserinfo.sec.gov
- Business phone
- unknownadviserinfo.sec.gov
- Website
- FOUNDERSFUND.COM
- SEC adviser type
- Exempt reporting adviseradviserinfo.sec.gov
- SEC exemption claimed
- Venture capital fund adviseradviserinfo.sec.govItem 2.B(1): advises solely venture capital funds
- Latest Form ADV
- Mar 30, 2026
- Private funds reported
- 47 (47 venture capital funds)adviserinfo.sec.gov
- Private fund gross assets, adviser total
- $59Badviserinfo.sec.govreported GAV of the funds, the adviser's own number; not fund size, not dry powder
- Owners on Schedule A
- Thiel Capital LLC (Member), owns 50% to 75%; The Ranch Trust (Member), owns 50% to 75%
Classification history
Every classification this record has carried2 on recordShowHide
- Sep 24, 2026Multi-stage venture firm (confirmed, 95%)Both early and growth/opportunity families, reported GAV $58.9B
- Sep 12, 2026Corporate venture (confirmed, 95%)
Every observation behind this profile, with its source, date and class
| Fact | Value | Effective | Class | Source |
|---|---|---|---|---|
| Why admitted | VC exemption, VC funds reported | Mar 30, 2026 | Fact | Form ADV |
| SEC exemption claimed | Venture capital fund adviser | Mar 30, 2026 | Fact | Form ADV |
| SEC exemption claimed | Venture capital fund adviser | Mar 29, 2024 | Fact | Form ADV |
| SEC adviser type | Exempt reporting adviser | Mar 30, 2026 | Fact | Form ADV |
| SEC adviser type | Exempt reporting adviser | Mar 30, 2026 | Fact | Form ADV |
| SEC adviser type | Exempt reporting adviser | Mar 29, 2024 | Fact | Form ADV |
| First Form ADV filing | 2012-03-29 | Mar 30, 2026 | Fact | Form ADV |
| First Form ADV filing | 2012-03-29 | Mar 29, 2024 | Fact | Form ADV |
| Adv history loaded | adv-hist-1+panel:2026-09-29 | Sep 30, 2026 | Fact | Form ADV |
| Adv history loaded | adv-hist-1+panel:2026-09-25 | Sep 26, 2026 | Fact | Form ADV |
| Adv history loaded | adv-hist-1+panel:2026-09-23 | Sep 24, 2026 | Fact | Form ADV |
| Adv history loaded | adv-hist-1+panel:2026-09-21 | Sep 23, 2026 | Fact | Form ADV |
| Adv history loaded | adv-hist-1+panel:2026-09-22 | Sep 23, 2026 | Fact | Form ADV |
| Adv history loaded | adv-hist-1 | Sep 12, 2026 | Fact | Form ADV |
| Latest Form ADV filing | 2026-03-30 | Mar 30, 2026 | Fact | Form ADV |
| Latest Form ADV filing | 2026-03-30 | Mar 30, 2026 | Fact | Form ADV |
| Latest Form ADV filing | 2024-03-29 | Mar 29, 2024 | Fact | Form ADV |
| Adv pdf loaded | adv-pdf-1 | Sep 14, 2026 | Fact | Form ADV |
| SEC status | ERA - Active | Mar 30, 2026 | Fact | Form ADV |
| SEC status effective | 2012-03-29 | Mar 30, 2026 | Fact | Form ADV |
| Venture share of reported funds | 1 | Mar 30, 2026 | Fact | Form ADV |
| Venture share of reported funds | 1 | Mar 29, 2024 | Fact | Form ADV |
| Business phone | Mar 30, 2026 | Fact | Form ADV | |
| Business phone | Mar 29, 2024 | Fact | Form ADV | |
| Description | Sep 30, 2026 | Fact | no URL | |
| Description | Sep 16, 2026 | Fact | no URL | |
| Description | Sep 12, 2026 | Fact | no URL | |
| Headquarters | San Francisco, CA | Mar 30, 2026 | Fact | Form ADV |
| Headquarters | San Francisco, CA | Mar 29, 2024 | Fact | Form ADV |
| Office address | Mar 30, 2026 | Fact | Form ADV | |
| Office address | Mar 29, 2024 | Fact | Form ADV | |
| Legal form | Limited Liability Company | Mar 30, 2026 | Fact | Form ADV |
| Legal form | Limited Liability Company | Mar 29, 2024 | Fact | Form ADV |
| Portfolio page | Oct 1, 2026 | Fact | no URL | |
| Portfolio page | Sep 30, 2026 | Fact | no URL | |
| Portfolio page | Sep 16, 2026 | Fact | no URL | |
| Portfolio page | Sep 12, 2026 | Fact | no URL | |
| Private funds reported | 47 | Mar 30, 2026 | Fact | Form ADV |
| Private funds reported | 47 | Mar 30, 2026 | Fact | Form ADV |
| Private funds reported | 35 | Mar 29, 2024 | Fact | Form ADV |
| Private fund gross assets (reported) | $59B | Mar 30, 2026 | Fact | Form ADV |
| Private fund gross assets (reported) | $59B | Mar 30, 2026 | Fact | Form ADV |
| Private fund gross assets (reported) | $22B | Mar 29, 2024 | Fact | Form ADV |
| Schedule a diff | sadiff-1 | Mar 30, 2026 | Fact | Form ADV |
| Stated sectors | defense “sector words on the home page” | Sep 30, 2026 | Fact | no URL |
| Stated sectors | defense “sector words on the home page” | Sep 16, 2026 | Fact | no URL |
| Stated sectors | defense “sector words on the home page” | Sep 12, 2026 | Fact | no URL |
| Venture funds reported | 47 | Mar 30, 2026 | Fact | Form ADV |
| Venture funds reported | 47 | Mar 30, 2026 | Fact | Form ADV |
| Venture funds reported | 35 | Mar 29, 2024 | Fact | Form ADV |
| Website | Mar 29, 2024 | Fact | Form ADV | |
| Site title | Sep 30, 2026 | Fact | no URL | |
| Site title | Sep 16, 2026 | Fact | no URL | |
| Site title | Sep 12, 2026 | Fact | no URL |
How this is scored
Scores, classification basis and filing advisersMulti-stage venture firm, confirmedShowHide
Both early and growth/opportunity families, reported GAV $58.9B
- importance
- gav: $1 · funds: 1 · people: 0.12 · investments: 0.69 · co investors: 0.91
- active deployment
- investments 12m: 1 · fund raising 18m: 0 · people joined 12m: 0 · vintage within 3y: 1 · latest investment at: 2026-09-30
- emerging manager
- fund count: 82 · reported gav: $59B · first adv filing: 2012-03-29 · years since first filing: 14.5
Fits, record history and connections
scored matches for this investor, every identity change, every edge
Fits
- score 55confidence 100%Why: sector fit; geography fit; activity; analogousWatch: adjacent portfolio
- score 47.6confidence 90%Why: stage fit; activity; cap table
- score 47.6confidence 90%Why: stage fit; activity; cap table
+18 more scored matches
Includes 3 days of DFX Intelligence. Then $199/month unless canceled.
Scored by DFX match engines from the record's observed portfolio, stage, geography and recent activity. A fit is a reason to look, not a mandate; the blockers say what the model could not confirm. Names and the evidence sentences show with the names on this page.
Record history
- Organization classification changed2026-09-24
- Adviser's first ADV filing2012-03-29source on record
The ledger records every merge, rename and reclassification this record went through and the dated filings observed on it, so the identity on this page can be traced to the records it was built from. The ledger's own sentences name other records, so they show with the names.