Angel investor based in United States.
31 companies backed across
33 recorded rounds, May 2012 – Apr 2026.
Ex-Co-Founder Auctomatic. MIT 2010
Sectors of the companies in the portfolio, by company count.
Head-office city of the companies in the portfolio.
Rounds by stage.
Total size of the rounds they joined — an angel's own cheque is a share of this, and is not disclosed.
Every company Patrick Collison appears as an investor in, most recent round first.
| Company | City | Sectors | Latest round | Rounds | Round value |
|---|---|---|---|---|---|
| poke.com | Mobile GamingGamingOnline Gaming Platforms | Series A Apr 2026 | 1 | $10M | |
| Centivax | San Francisco | Infectious DiseasesBiopharmaceuticalsLife Sciences | Series A Mar 2026 | 1 | $37M |
| Enclave | Tel Aviv | Cybersecurity | Seed Mar 2026 | 1 | $6M |
| MatX | Mountain View | Construction TechConstruction Project Management | Series B Feb 2026 | 1 | $500M |
| Monaco | San Francisco | Sales Force AutomationMarketingTechGTM Software | Series A Feb 2026 | 1 | $25M |
| Osmo | New York City | Artificial IntelligenceChemicals TechDigital Olfaction | Series B Feb 2026 | 1 | $70M |
| Antithesis | Vienna | Software Testing ToolsAutomated Testing Tools | Series A Dec 2025 | 1 | $105M |
| Flow Engineering | London | Enterprise CollaborationEnterprise File Synchronization and Sharing (EFSS)Enterprise Mobility | Series A Oct 2025 | 1 | $23M |
| NewLimit | San Francisco | Life Sciences TechLife SciencesHealthTech | Series B May 2025 | 1 | $130M |
| Mechanize | San Francisco | AI InfrastructureArtificial Intelligence | Angel Apr 2025 | 1 | — |
| Rivan | London | Renewable Energy TechCO2 to Fuel | Seed Nov 2024 | 1 | $13.3M |
| Anysphere | San Francisco | Generative AIApplication Development ToolsArtificial Intelligence | Series A Aug 2024 | 1 | $60M |
| Matic | Mountain View | Consumer Robotics | Series A Nov 2023 | 1 | $24M |
| Keen Technologies | Series B Aug 2022 | 1 | $20M | ||
| Retool | San Francisco | Application Development Tools | Series C Jul 2022 | 3 | $85M |
| Meter | San Francisco | Telecom Infrastructure Tech | Series B May 2022 | 1 | $38M |
| Logseq LED | New York City | Enterprise CollaborationKnowledge ManagementRemote Work Tools | Seed May 2022 | 1 | $4.1M |
| AssemblyAI | San Francisco | Generative AINatural Language ProcessingAI Infrastructure | Series A Mar 2022 | 1 | $28M |
| Synthesia | London | Generative AINatural Language ProcessingVideo Creation Tools | Series B Dec 2021 | 1 | $50M |
| Holy Grail | Mountain View | Air Pollution Management TechCircular EconomyCO2 to Fuel | Seed Jul 2021 | 1 | $2.7M |
| Holy Grail | London | Air Pollution Management TechCarbon Capture and OffsetCircular Economy | Seed Jun 2021 | 1 | $2.7M |
| Nylas | San Francisco | Application Development ToolsMarketingTechEmail Marketing | Series C Jun 2021 | 1 | $120M |
| ALT | San Francisco | Non Fungible TokensInvestment TechWeb 3.0 | Series A Mar 2021 | 1 | — |
| Linear | San Francisco | Software Testing ToolsProduct Management ToolsTest Management | Series A Dec 2020 | 1 | $13M |
| Matter LED | San Francisco | Productivity SoftwareInternet First MediaInternet First News Aggregators | Seed Jun 2020 | 1 | $2M |
| Xwing | San Francisco | Aerospace TechAvionics | Seed Jul 2018 | 1 | $4M |
| Ambition | Chattanooga | Sales Force AutomationGTM Software | Series A Jun 2018 | 1 | $5.9M |
| Rival | Los Angeles | Events Tech | Series B May 2018 | 1 | $30M |
| Bright | Mexico City | Solar Energy | Seed Aug 2015 | 1 | $4M |
| Abacus | Series A Oct 2014 | 1 | $3.5M | ||
| Exec | San Francisco | Local ServicesOndemand Cleaning ServicesHome Improvement Services | Seed May 2012 | 1 | $3.3M |
Investors that appear in the same rounds. Two names in one round is what "invested together" means here — it is not a claim about a relationship off the cap table.
| Investor | Type | Based | Shared rounds | Shared companies |
|---|---|---|---|---|
| John Collison | Angel | San Francisco | 19 | 17 |
| Nat Friedman | Angel | San Francisco | 10 | 8 |
| Sequoia Capital | Firm | Menlo Park | 6 | 4 |
| Daniel Gross | Angel | San Francisco | 6 | 6 |
| Y Combinator | Firm | Mountain View | 4 | 4 |
| Elad Gil | Angel | San Francisco | 3 | 2 |
| Paul Buchheit | Angel | San Francisco | 3 | 3 |
| Spark Capital | Firm | San Francisco | 3 | 3 |
| Lowercarbon Capital | Firm | New York City | 2 | 2 |
| Kleiner Perkins | Firm | Menlo Park | 2 | 2 |
| Charlie Songhurst | Angel | Kirkland | 2 | 2 |
| Oliver Cameron | Angel | San Francisco | 2 | 2 |
| Ian Hogarth | Angel | London | 2 | 2 |
| Dwarkesh Patel | Angel | 2 | 2 | |
| Sam Altman | Angel | San Francisco | 2 | 2 |
| Garry Tan | Angel | San Francisco | 2 | 2 |
| Deep Science Ventures | Firm | London | 2 | 2 |
| Jane Street | Firm | New York City | 2 | 2 |
| General Catalyst | Firm | San Francisco | 2 | 2 |
| Sholto Douglas | Angel | 2 | 2 |