119 investors have funded 31 API Management companies head-officed in San Francisco, across 254 rounds (Jun 2006 – Jul 2025). They are ranked by how many San Francisco companies in this market they have actually backed.
"In San Francisco" describes the companies, not the investor: most of the money in any city comes from somewhere else, and the Where the money comes from section below shows exactly where it came from here.
Ranked by companies backed in this market and city, then by round count. "Led" counts rounds recorded with this investor as lead.
| # | Investor | Based in | Stages here | Companies | Rounds | Led | Latest | Portfolio total |
|---|---|---|---|---|---|---|---|---|
| 1 | Y Combinator | Mountain View, United States | Series ASeed | 7 | 10 | 5 | Jan 2025 | 5,648 |
| 2 | CRV | Palo Alto, United States | SeedSeries BSeries A | 4 | 12 | 1 | Nov 2024 | 381 |
| 3 | Andreessen Horowitz | New York City, United States | SeedSeries BSeries C | 4 | 8 | 2 | Nov 2024 | 1,117 |
| 4 | Lightspeed Venture Partners | Menlo Park, United States | Series BSeries CSeries D | 3 | 9 | 4 | Mar 2025 | 860 |
| 5 | New Enterprise Associates | Menlo Park, United States | Series E+Seed | 3 | 5 | 3 | May 2015 | 1,110 |
| 6 | Nexus Venture Partners | Menlo Park, United States | SeedSeries ASeries B | 2 | 10 | 5 | Feb 2022 | 215 |
| 7 | Index Ventures | London, United Kingdom | SeedSeries BSeries A | 2 | 8 | 1 | Nov 2024 | 639 |
| 8 | Sapphire Ventures | Austin, United States | Series DSeries E+ | 2 | 6 | — | Nov 2024 | 189 |
| 9 | Cisco Investments | San Jose, United States | Series CSeries DSeries E+ | 2 | 5 | 2 | May 2015 | 265 |
| 10 | Unusual Ventures | Menlo Park, United States | Series ASeries B | 2 | 5 | 1 | May 2024 | 98 |
| 11 | Tiger Global Management | New York City, United States | Series DSeries E+Series B | 2 | 4 | 3 | Nov 2024 | 791 |
| 12 | Insight Partners | New York City, United States | Series CSeries D | 2 | 3 | 3 | Aug 2021 | 762 |
| 13 | True Ventures | Palo Alto, United States | SeedSeries A | 2 | 3 | 1 | May 2022 | 364 |
| 14 | IVP | Menlo Park, United States | Series E+Series B | 2 | 3 | 2 | May 2024 | 225 |
| 15 | Accel | Palo Alto, United States | Series ASeed | 2 | 2 | 2 | Nov 2022 | 1,133 |
| 16 | Innovation Endeavors | Palo Alto, United States | Seed | 2 | 2 | — | Aug 2011 | 147 |
| 17 | Ignition Partners | Bellevue, United States | Seed | 2 | 2 | — | Aug 2011 | 84 |
| 18 | World Innovation Lab | Palo Alto, United States | Series CSeries A | 2 | 2 | — | May 2022 | 90 |
| 19 | First Round Capital | San Francisco, United States | Series CSeries DSeries E+ | 1 | 6 | 1 | Jul 2012 | 476 |
| 20 | Morgenthaler | Portola Valley, United States | Series ASeries CSeries D | 1 | 6 | — | May 2015 | 122 |
| 21 | HWVP | San Francisco, United States | Series ASeries CSeries D | 1 | 6 | — | May 2015 | 90 |
| 22 | Formative | Santa Monica, United States | Series CSeries DSeries E+ | 1 | 5 | 1 | Jul 2012 | 11 |
| 23 | .406 Ventures | Boston, United States | Series CSeries DSeries E+ | 1 | 4 | 1 | Jul 2012 | 89 |
| 24 | Bay Partners | Menlo Park, United States | Series CSeries E+ | 1 | 4 | 1 | May 2015 | 67 |
| 25 | Salesforce Ventures | San Francisco, United States | Series E+ | 1 | 3 | 1 | May 2015 | 364 |
| 26 | Sutter Hill Ventures | Palo Alto, United States | Series ASeedSeries B | 1 | 3 | 2 | Sep 2020 | 138 |
| 27 | STRIVE | Minato City, Japan | SeedSeries ASeries B | 1 | 3 | 1 | Jul 2020 | 87 |
| 28 | Vertex Ventures | Palo Alto, United States | Series ASeries BSeries C | 1 | 3 | 1 | Feb 2022 | 39 |
| 29 | GGV Capital | Menlo Park, United States | Series CSeries D | 1 | 2 | — | Dec 2020 | 438 |
| 30 | Lerer Hippeau | New York City, United States | SeedSeries A | 1 | 2 | — | Apr 2014 | 359 |
| 31 | Matrix | San Francisco, United States | Series ASeries D | 1 | 2 | 1 | Aug 2021 | 320 |
| 32 | Partech Partners | Paris, France | Series A | 1 | 2 | 1 | Oct 2018 | 351 |
| 33 | Trinity Ventures | Menlo Park, United States | Series ASeries D | 1 | 2 | — | Aug 2021 | 198 |
| 34 | Meritech | Palo Alto, United States | Series E+ | 1 | 2 | 1 | May 2015 | 184 |
| 35 | Flybridge Capital Partners | New York City, United States | SeedSeries A | 1 | 2 | 2 | Aug 2015 | 173 |
| 36 | SignalFire | San Francisco, United States | Series ASeries B | 1 | 2 | — | Sep 2020 | 153 |
| 37 | Axilor Ventures | Bengaluru, India | Seed | 1 | 2 | 1 | May 2019 | 128 |
| 38 | Quiet Capital | New York City, United States | Seed | 1 | 2 | 1 | May 2023 | 125 |
| 39 | Baseline Ventures | San Francisco, United States | SeedSeries A | 1 | 2 | 1 | Aug 2015 | 90 |
| 40 | OpenView | Boston, United States | Series DSeries E+ | 1 | 2 | 2 | Jul 2012 | 74 |
| 41 | Toba Capital | Newport Beach, United States | Series ASeries C | 1 | 2 | 2 | Jul 2025 | 68 |
| 42 | Credo Ventures | San Francisco, United States | SeedSeries A | 1 | 2 | — | Aug 2015 | 69 |
| 43 | Panache Ventures | Montreal, Canada | Seed | 1 | 2 | — | Sep 2024 | 76 |
| 44 | Merus Capital | Menlo Park, United States | SeedSeries A | 1 | 2 | 1 | Aug 2021 | 45 |
| 45 | Decibel | Palo Alto, United States | Seed | 1 | 2 | 1 | Sep 2024 | 34 |
| 46 | SAP.iO | San Francisco, United States | Series ASeries B | 1 | 2 | 1 | Jul 2020 | 32 |
| 47 | Together | Bengaluru, India | SeedSeries A | 1 | 2 | 1 | Mar 2025 | 32 |
| 48 | Taver Capital | Wilmington, United States | Series A | 1 | 2 | — | Oct 2018 | 14 |
| 49 | BIG Labs | San Francisco, United States | Series ASeries B | 1 | 2 | 1 | May 2022 | 2 |
| 50 | 500 Global | San Francisco, United States | Seed | 1 | 1 | 1 | Jul 2015 | 1,988 |
| 51 | General Catalyst | San Francisco, United States | Series A | 1 | 1 | — | Apr 2014 | 855 |
| 52 | Google Ventures | Mountain View, United States | Seed | 1 | 1 | 1 | May 2023 | 736 |
| 53 | Goldman Sachs | New York City, United States | Series D | 1 | 1 | — | Dec 2020 | 695 |
| 54 | SV Angel | San Francisco, United States | Series A | 1 | 1 | — | Mar 2025 | 734 |
| 55 | Battery Ventures | Boston, United States | Series D | 1 | 1 | — | Aug 2021 | 458 |
| 56 | LetsVenture | Bengaluru, India | Seed | 1 | 1 | — | Dec 2022 | 568 |
| 57 | Antler | Ho Chi Minh City, Vietnam | Seed | 1 | 1 | 1 | Feb 2024 | 572 |
| 58 | Blume Ventures | Mumbai, India | Seed | 1 | 1 | — | Feb 2024 | 317 |
| 59 | Felicis Ventures | Menlo Park, United States | Series A | 1 | 1 | — | May 2022 | 375 |
| 60 | Eight Roads Ventures | London, United Kingdom | Seed | 1 | 1 | 1 | Jun 2015 | 333 |
| 61 | Alchemist Accelerator | San Francisco, United States | Seed | 1 | 1 | 1 | May 2017 | 517 |
| 62 | Coatue | New York City, United States | Series D | 1 | 1 | — | Aug 2021 | 312 |
| 63 | F-Prime Capital | Cambridge, United States | Seed | 1 | 1 | — | Mar 2015 | 306 |
| 64 | Balderton Capital | London, United Kingdom | Series E+ | 1 | 1 | 1 | Nov 2024 | 244 |
| 65 | Elevation Capital | Delhi, India | Series A | 1 | 1 | — | Mar 2025 | 201 |
| 66 | Chiratae Ventures | Bengaluru, India | Seed | 1 | 1 | 1 | Mar 2022 | 155 |
| 67 | Uncork Capital | Palo Alto, United States | Seed | 1 | 1 | — | Jun 2006 | 200 |
| 68 | Craft Ventures | San Francisco, United States | Series A | 1 | 1 | — | Aug 2021 | 197 |
| 69 | Better Capital | Santa Clara, United States | Seed | 1 | 1 | 1 | Dec 2022 | 200 |
| 70 | Next47 | Palo Alto, United States | Series D | 1 | 1 | — | Aug 2021 | 170 |
| 71 | British International Investment | London, United Kingdom | Seed | 1 | 1 | 1 | Mar 2022 | 147 |
| 72 | Citi Ventures | New York City, United States | Series B | 1 | 1 | 1 | May 2024 | 160 |
| 73 | Pelion Venture Partners | Salt Lake City, United States | Seed | 1 | 1 | 1 | Jan 2017 | 118 |
| 74 | Greenoaks | San Francisco, United States | Series C | 1 | 1 | 1 | Feb 2022 | 110 |
| 75 | Inveready | Barcelona, Spain | Seed | 1 | 1 | — | Apr 2010 | 154 |
| 76 | Runa Capital | Palo Alto, United States | Seed | 1 | 1 | 1 | Nov 2013 | 114 |
| 77 | Javelin Venture Partners | San Francisco, United States | Series A | 1 | 1 | 1 | Apr 2013 | 80 |
| 78 | Sorenson Capital | Lehi, United States | Series B | 1 | 1 | — | May 2024 | 90 |
| 79 | Altimeter Capital | Boston, United States | Series B | 1 | 1 | 1 | Sep 2020 | 84 |
| 80 | Bond Capital | San Francisco, United States | Series D | 1 | 1 | — | Aug 2021 | 88 |
| 81 | Ontario Teachers' Pension Plan | Toronto, Canada | Series E+ | 1 | 1 | — | Nov 2024 | 101 |
| 82 | Webb Investment Network | San Francisco, United States | Series A | 1 | 1 | — | Jun 2019 | 83 |
| 83 | Adage Capital Management | Boston, United States | Series E+ | 1 | 1 | — | May 2015 | 87 |
| 84 | Lead Angels | Mumbai, India | Seed | 1 | 1 | — | Dec 2022 | 82 |
| 85 | Operator Partners | New York City, United States | Series A | 1 | 1 | — | Mar 2025 | 82 |
| 86 | Amino Capital | Palo Alto, United States | Series A | 1 | 1 | — | Dec 2016 | 83 |
| 87 | Sands Capital Ventures | Arlington, United States | Series E+ | 1 | 1 | — | May 2015 | 61 |
| 88 | Rebright Partners | Chiyoda City, Japan | Seed | 1 | 1 | — | Jun 2023 | 44 |
| 89 | Geodesic Capital | Foster City, United States | Series B | 1 | 1 | — | May 2024 | 49 |
| 90 | ServiceNow | Santa Clara, United States | Series E+ | 1 | 1 | 1 | May 2015 | 60 |
| 91 | SAP Ventures | Palo Alto, United States | Series C | 1 | 1 | 1 | Mar 2010 | 43 |
| 92 | XG Ventures | Menlo Park, United States | Seed | 1 | 1 | — | Sep 2013 | 48 |
| 93 | Upsparks Capital | Bengaluru, India | Seed | 1 | 1 | — | Feb 2024 | 50 |
| 94 | Costanoa Venture | Palo Alto, United States | Series A | 1 | 1 | 1 | Apr 2013 | 39 |
| 95 | Heavybit | San Francisco, United States | Seed | 1 | 1 | — | Dec 2018 | 31 |
| 96 | Flex Capital | San Francisco, United States | Seed | 1 | 1 | — | May 2023 | 40 |
| 97 | Fresco Capital | Earth, United States | Seed | 1 | 1 | — | Dec 2018 | 31 |
| 98 | Essence VC | Seattle, United States | Seed | 1 | 1 | 1 | Nov 2023 | 40 |
| 99 | Brookside Capital | San Francisco, United States | Series E+ | 1 | 1 | — | May 2015 | 27 |
| 100 | 137 Ventures | San Francisco, United States | Series E+ | 1 | 1 | — | Nov 2024 | 27 |
Showing the top 100 of 119. Search the full investor set →
Head office of the investors on this page.
Rounds by stage — where in a company's life this money arrives.
Total disclosed size of each round, not one investor's share.
How active this market has been.
API Management companies head-officed in San Francisco that took money from these investors.
| Company | Backers | Rounds | Disclosed | Latest round |
|---|---|---|---|---|
| MuleSoft mulesoft.com |
15 | 42 | $2.5B | Series E+ Jun 2016 |
| Kong konghq.com |
15 | 30 | $1.1B | Series E+ Nov 2024 |
| Traceable Security traceable.ai |
8 | 12 | $430.3M | Series B May 2024 |
| Apollo GraphQL apollographql.com |
7 | 10 | $738.1M | Series D Aug 2021 |
| Hasura hasura.io |
7 | 16 | $569.5M | Series C Feb 2022 |
| Composio composio.dev |
7 | 8 | $179M | Series A Mar 2025 |
| Mashery mashery.com |
7 | 22 | $133M | Series E+ Jul 2012 |
| Wallarm wallarm.com |
7 | 12 | $104.8M | Series C Jul 2025 |
| Postman postman.com |
6 | 14 | $1.9B | Series D Aug 2021 |
| Mashape mashape.com |
6 | 10 | $75.5M | Series B Mar 2017 |
| Moesif moesif.com |
6 | 7 | $38M | Series A Aug 2021 |
| HyperTest hypertest.co |
6 | 7 | $5.9M | Seed Dec 2022 |
| Speakeasy speakeasyapi.dev |
5 | 6 | $61.2M | Seed May 2023 |
| 3scale 3scale.net |
5 | 5 | $10.8M | Series A Apr 2013 |
| Transposit transposit.com |
4 | 8 | $179.8M | Series B Sep 2020 |
| Pipedream pipedream.com |
4 | 4 | $80M | Series A May 2022 |
| Apiary apiary.io |
4 | 7 | $26.9M | Series A Aug 2015 |
| Runscope runscope.com |
4 | 6 | $21.3M | Series A Apr 2014 |
| ReadMe readme.com |
4 | 5 | $18M | Series A Aug 2019 |
| Unkey unkey.com |
4 | 4 | $6M | Seed Nov 2023 |
| Platformatic platformatic.dev |
3 | 5 | $19.9M | Seed Sep 2024 |
| KushoAI kusho.ai |
3 | 3 | $1.8M | Seed Feb 2024 |
| Keploy keploy.io |
2 | 2 | $2.6M | Seed Mar 2022 |
| Monster API monsterapi.ai |
2 | 2 | $2.2M | Seed Jun 2023 |
| Akto akto.io |
1 | 1 | $4.5M | Seed Nov 2022 |
| LunchBadger lunchbadger.com |
1 | 1 | $1.6M | Seed Jan 2017 |
| Subtrace subtrace.dev |
1 | 1 | $500K | Seed Jan 2025 |
| OneGraph onegraph.com |
1 | 1 | $150K | Seed Jun 2018 |
| Optic useoptic.com |
1 | 1 | $150K | Seed Aug 2018 |
| Metlo metlo.com |
1 | 1 | $125K | Seed Sep 2021 |
| Stamplay stamplay.com |
1 | 1 | — | Seed Jul 2015 |
| Date | Investor | Company | Stage | Round size |
|---|---|---|---|---|
| Jul 2025 | Toba CapitalLED | Wallarm | Series C | $55M |
| Mar 2025 | Elevation Capital | Composio | Series A | $25M |
| Mar 2025 | Together | Composio | Series A | $25M |
| Mar 2025 | Lightspeed Venture PartnersLED | Composio | Series A | $25M |
| Mar 2025 | SV Angel | Composio | Series A | $25M |
| Mar 2025 | Agent Fund | Composio | Series A | $25M |
| Mar 2025 | Operator Partners | Composio | Series A | $25M |
| Mar 2025 | Blitzscaling Ventures | Composio | Series A | $25M |
| Jan 2025 | Y Combinator | Subtrace | Seed | $500K |
| Nov 2024 | Sapphire Ventures | Kong | Series E+ | — |
| Nov 2024 | Notable Capital | Kong | Series E+ | — |
| Nov 2024 | Andreessen Horowitz | Kong | Series E+ | — |
| Nov 2024 | Index Ventures | Kong | Series E+ | — |
| Nov 2024 | CRV | Kong | Series E+ | — |
| Nov 2024 | Balderton CapitalLED | Kong | Series E+ | — |
| Nov 2024 | Tiger Global ManagementLED | Kong | Series E+ | — |
| Nov 2024 | 137 Ventures | Kong | Series E+ | — |
| Nov 2024 | Ontario Teachers' Pension Plan | Kong | Series E+ | — |
| Sep 2024 | Panache Ventures | Platformatic | Seed | $4.3M |
| Sep 2024 | Decibel | Platformatic | Seed | $4.3M |
Other markets in San Francisco
Individual angels in the same market