# Who Invests With Greylock: 375 Co-Investors (2026)

> The 375 investors that have backed two or more of the same startups as Greylock, by kind: vc firms, angels and networks and private equity and asset managers.

Source: https://millionrounds.com/portfolio-maps/greylock-partners-co-investors (Millionrounds; every figure on the page links to its filing or article)

## VC firms

274

- [SV Angel](https://millionrounds.com/fund/sv-angel)
- [Andreessen Horowitz](https://millionrounds.com/fund/andreessen-horowitz)
- [Index Ventures](https://millionrounds.com/fund/index-ventures)
- [Sequoia Capital](https://millionrounds.com/fund/sequoia-capital)
- [Benchmark](https://millionrounds.com/fund/benchmark)
- [Battery Ventures](https://millionrounds.com/fund/battery-ventures)
- [General Catalyst](https://millionrounds.com/fund/general-catalyst)
- [Accel](https://millionrounds.com/fund/accel)
- [Founders Fund](https://millionrounds.com/fund/founders-fund)
- [New Enterprise Associates](https://millionrounds.com/fund/new-enterprise-associates)
- [BoxGroup](https://millionrounds.com/fund/boxgroup)
- [Lightspeed Venture Partners](https://millionrounds.com/fund/lightspeed-venture-partners)
- [CrunchFund](https://millionrounds.com/fund/crunchfund-3)
- [Redpoint](https://millionrounds.com/fund/redpoint)
- [First Round Capital](https://millionrounds.com/fund/first-round-capital)
- [Kleiner Perkins Caufield & Byers](https://millionrounds.com/fund/kleiner-perkins-caufield-and-byers)
- [Slow Ventures](https://millionrounds.com/fund/slow-ventures)
- [IVP](https://millionrounds.com/fund/ivp)
- [Bain Capital Ventures](https://millionrounds.com/fund/bain-capital-ventures)
- [Floodgate](https://millionrounds.com/fund/floodgate)
- [Felicis](https://millionrounds.com/fund/felicis-ventures)
- [Alumni Ventures](https://millionrounds.com/fund/us-strategic-tech-fund-an-alumni-ventures-fund)
- [Kleiner Perkins](https://millionrounds.com/fund/kleiner-perkins)
- [Tiger Global Management](https://millionrounds.com/fund/tiger-global-management)

+250 more

## Angels and networks

38

- [*5G* 500 Global](https://millionrounds.com/fund/500-startups)
- [*CS* Chris Sacca](https://millionrounds.com/fund/chris-sacca)
- [*RC* Ron Conway](https://millionrounds.com/fund/ron-conway)
- [*PB* Paul Buchheit](https://millionrounds.com/fund/paul-buchheit)
- [*HP* Hadi Partovi](https://millionrounds.com/fund/hadi-partovi)
- [*MM* Marissa Mayer](https://millionrounds.com/fund/marissa-mayer)
- [*BG* Bobby Goodlatte](https://millionrounds.com/fund/bobby-goodlatte)
- [*MA* Marc Andreessen](https://millionrounds.com/fund/marc-andreessen)
- [*EM* Emil Michael](https://millionrounds.com/fund/emil-michael)
- [*MO* Michael Ovitz](https://millionrounds.com/fund/michael-ovitz)
- [*JB* Jeff Bezos](https://millionrounds.com/fund/jeff-bezos)
- [*DR* Dan Rose](https://millionrounds.com/fund/dan-rose)
- [AngelList](https://millionrounds.com/fund/angellist)
- [*DD* Don Dodge](https://millionrounds.com/fund/don-dodge)
- [*JK* Jawed Karim](https://millionrounds.com/fund/jawed-karim)
- [*DM* Dan Martell](https://millionrounds.com/fund/dan-martell)
- [Timothy Ferriss](https://millionrounds.com/fund/timothy-ferriss)
- [*KJ* Karl Jacob](https://millionrounds.com/fund/karl-jacob)
- [*PE* Paul English](https://millionrounds.com/fund/paul-english)
- [*KV* Kal Vepuri](https://millionrounds.com/fund/kal-vepuri)
- [*DS* David Sze](https://millionrounds.com/fund/david-sze)
- [*LG* Lachy Groom](https://millionrounds.com/fund/lachy-groom)
- [*DG* Dave Goldberg](https://millionrounds.com/fund/dave-goldberg)
- [*AP* Ariel Poler](https://millionrounds.com/fund/ariel-poler)

+14 more

## Private equity and asset managers

22

- [T. Rowe Price](https://millionrounds.com/fund/t-rowe-price)
- [Goldman Sachs](https://millionrounds.com/fund/goldman-sachs)
- [BlackRock](https://millionrounds.com/fund/blackrock)
- [TCV](https://millionrounds.com/fund/tcv)
- [DST Global](https://millionrounds.com/fund/dst-global)
- [Sands Capital Ventures](https://millionrounds.com/fund/sands-capital-ventures)
- [Morgan Stanley Investment Management](https://millionrounds.com/fund/morgan-stanley-investment-management)
- [Dragoneer Investment](https://millionrounds.com/fund/dragoneer-investment-group)
- [General Atlantic](https://millionrounds.com/fund/general-atlantic)
- [Baillie Gifford](https://millionrounds.com/fund/baillie-gifford)
- [Gaingels](https://millionrounds.com/fund/gaingels)
- [Breyer Capital](https://millionrounds.com/fund/breyer-capital)
- [TPG](https://millionrounds.com/fund/tpg)
- [Addition](https://millionrounds.com/fund/addition)
- [Lone Pine Capital](https://millionrounds.com/fund/lone-pine-capital)
- [Durable Capital Partners Lp](https://millionrounds.com/fund/durable-capital-partners)
- [Triple Point Ventures](https://millionrounds.com/fund/triple-point)
- [Pioneer Fund](https://millionrounds.com/fund/pioneer-fund-2)
- [DCM Ventures](https://millionrounds.com/fund/dcm-ventures)
- [Blackbird](https://millionrounds.com/fund/blackbird)
- [Bain Capital](https://millionrounds.com/fund/bain-capital)
- [Saif Partners](https://millionrounds.com/fund/saif-partners)

## Corporate investors

17

- [Google Ventures](https://millionrounds.com/fund/gv)
- [Salesforce Ventures](https://millionrounds.com/fund/salesforce-ventures)
- [Intel Capital](https://millionrounds.com/fund/intel-capital)
- [CAA Ventures](https://millionrounds.com/fund/caa-ventures)
- [Qualcomm](https://millionrounds.com/fund/qualcomm)
- [Comcast Ventures](https://millionrounds.com/fund/comcast-ventures)
- [Visa](https://millionrounds.com/fund/visa)
- [Coinbase Ventures](https://millionrounds.com/fund/coinbase)
- [SoftBank BB Corp](https://millionrounds.com/fund/softbank)
- [Slack](https://millionrounds.com/fund/slack)
- [Cisco](https://millionrounds.com/fund/cisco)
- [Singtel Innov8](https://millionrounds.com/fund/singtel-innov8)
- [Bertelsmann](https://millionrounds.com/fund/bertelsmann)
- [Ericsson Ventures](https://millionrounds.com/fund/ericsson-ventures)
- [Samsung Next](https://millionrounds.com/fund/samsung-next)
- [Digital Garage (TSE: 4819)](https://millionrounds.com/fund/digital-garage-tse-4819)
- [Second Century Ventures](https://millionrounds.com/fund/second-century-ventures)

## Growth funds

9

- [*II* IVP (Institutional Venture Partners)](https://millionrounds.com/fund/ivp-institutional-venture-partners)
- [WPP](https://millionrounds.com/fund/wpp)
- [*MC* McGraw-Hill Companies](https://millionrounds.com/fund/mcgraw-hill-companies)
- [Spark](https://millionrounds.com/fund/spark-3)
- [SharesPost Investment Management](https://millionrounds.com/fund/sharespost-investment-management)
- [Bond](https://millionrounds.com/fund/bond)
- [D. E. Shaw Ventures](https://millionrounds.com/fund/d-e-shaw-ventures)
- [*JV* Jafco Ventures](https://millionrounds.com/fund/jafco-ventures)
- [*SP* SEB Private Equity](https://millionrounds.com/fund/seb-private-equity)

## Family offices

8

- [Bezos Expeditions](https://millionrounds.com/fund/bezos-expeditions)
- [Webb Investment Network](https://millionrounds.com/fund/webb-investment-network)
- [Real Ventures](https://millionrounds.com/fund/real-ventures-2)
- [Northgate Capital](https://millionrounds.com/fund/northgate-capital)
- [Marc Bell Capital](https://millionrounds.com/fund/marc-bell-capital)
- [Trajectory Capital](https://millionrounds.com/fund/trajectory-capital-partners)
- [Omidyar Network](https://millionrounds.com/fund/omidyar-network)
- [*IC* ICONIQ Capital](https://millionrounds.com/fund/iconiq-capital-2)

## Accelerators

7

- [Y Combinator](https://millionrounds.com/fund/y-combinator)
- [Plug and Play](https://millionrounds.com/fund/plug-and-play)
- [In-Q-Tel](https://millionrounds.com/fund/iqt)
- [Google](https://millionrounds.com/fund/google-assistant-investments)
- [AngelPad](https://millionrounds.com/fund/angelpad)
- [South Park Commons](https://millionrounds.com/fund/south-park-commons)
- [Amino Capital](https://millionrounds.com/fund/amino-capital)

## Segment by segment

### VC firms

274 investors

- [**SV Angel**](https://millionrounds.com/fund/sv-angel) VC firm United States 46 backed
- [**Andreessen Horowitz**](https://millionrounds.com/fund/andreessen-horowitz) VC firm United States 36 backed
- [**Index Ventures**](https://millionrounds.com/fund/index-ventures) VC firm United Kingdom 28 backed
- [**Sequoia Capital**](https://millionrounds.com/fund/sequoia-capital) VC firm United States 25 backed
- [**Benchmark**](https://millionrounds.com/fund/benchmark) VC firm United States 24 backed
- [**Battery Ventures**](https://millionrounds.com/fund/battery-ventures) VC firm United States 20 backed
- [**General Catalyst**](https://millionrounds.com/fund/general-catalyst) VC firm United States 19 backed
- [**Accel**](https://millionrounds.com/fund/accel) VC firm United States 18 backed

### Angels and networks

38 investors

- [*5G* **500 Global**](https://millionrounds.com/fund/500-startups) Angel investor United States 7 backed
- [*CS* **Chris Sacca**](https://millionrounds.com/fund/chris-sacca) Angel investor United States 6 backed
- [*RC* **Ron Conway**](https://millionrounds.com/fund/ron-conway) Angel investor - 6 backed
- [*PB* **Paul Buchheit**](https://millionrounds.com/fund/paul-buchheit) Angel investor United States 5 backed
- [*HP* **Hadi Partovi**](https://millionrounds.com/fund/hadi-partovi) Angel investor United States 3 backed
- [*MM* **Marissa Mayer**](https://millionrounds.com/fund/marissa-mayer) Angel investor - 3 backed
- [*BG* **Bobby Goodlatte**](https://millionrounds.com/fund/bobby-goodlatte) Angel investor United States 3 backed
- [*MA* **Marc Andreessen**](https://millionrounds.com/fund/marc-andreessen) Angel investor United States 3 backed

### Private equity and asset managers

22 investors

- [**T. Rowe Price**](https://millionrounds.com/fund/t-rowe-price) Private equity United States 9 backed
- [**Goldman Sachs**](https://millionrounds.com/fund/goldman-sachs) Private equity United States 8 backed
- [**BlackRock**](https://millionrounds.com/fund/blackrock) Asset manager United States 7 backed
- [**TCV**](https://millionrounds.com/fund/tcv) Private equity United States 6 backed
- [**DST Global**](https://millionrounds.com/fund/dst-global) Private equity United Kingdom 4 backed
- [**Sands Capital Ventures**](https://millionrounds.com/fund/sands-capital-ventures) Private equity United States 4 backed
- [**Morgan Stanley Investment Management**](https://millionrounds.com/fund/morgan-stanley-investment-management) Private equity United States 3 backed
- [**Dragoneer Investment**](https://millionrounds.com/fund/dragoneer-investment-group) Private equity United States 3 backed

### Corporate investors

17 investors

- [**Google Ventures**](https://millionrounds.com/fund/gv) Corporate investor United States 19 backed
- [**Salesforce Ventures**](https://millionrounds.com/fund/salesforce-ventures) Corporate investor United States 13 backed
- [**Intel Capital**](https://millionrounds.com/fund/intel-capital) Corporate investor United States 6 backed
- [**CAA Ventures**](https://millionrounds.com/fund/caa-ventures) Corporate investor United States 5 backed
- [**Qualcomm**](https://millionrounds.com/fund/qualcomm) Corporate investor United States 5 backed
- [**Comcast Ventures**](https://millionrounds.com/fund/comcast-ventures) Corporate investor United States 4 backed
- [**Visa**](https://millionrounds.com/fund/visa) Corporate investor United States 3 backed
- [**Coinbase Ventures**](https://millionrounds.com/fund/coinbase) Corporate investor United States 3 backed

### Growth funds

9 investors

- [*II* **IVP (Institutional Venture Partners)**](https://millionrounds.com/fund/ivp-institutional-venture-partners) Growth fund - 3 backed
- [**WPP**](https://millionrounds.com/fund/wpp) Growth fund United Kingdom 2 backed
- [*MC* **McGraw-Hill Companies**](https://millionrounds.com/fund/mcgraw-hill-companies) Growth fund - 2 backed
- [**Spark**](https://millionrounds.com/fund/spark-3) Growth fund United States 2 backed
- [**SharesPost Investment Management**](https://millionrounds.com/fund/sharespost-investment-management) Growth fund United States 2 backed
- [**Bond**](https://millionrounds.com/fund/bond) Growth fund United States 2 backed
- [**D. E. Shaw Ventures**](https://millionrounds.com/fund/d-e-shaw-ventures) Growth fund - 2 backed
- [*JV* **Jafco Ventures**](https://millionrounds.com/fund/jafco-ventures) Growth fund - 2 backed

### Family offices

8 investors

- [**Bezos Expeditions**](https://millionrounds.com/fund/bezos-expeditions) Family office United States 6 backed
- [**Webb Investment Network**](https://millionrounds.com/fund/webb-investment-network) Family office United States 4 backed
- [**Real Ventures**](https://millionrounds.com/fund/real-ventures-2) Family office Brazil 2 backed
- [**Northgate Capital**](https://millionrounds.com/fund/northgate-capital) Family office United States 2 backed
- [**Marc Bell Capital**](https://millionrounds.com/fund/marc-bell-capital) Family office United States 2 backed
- [**Trajectory Capital**](https://millionrounds.com/fund/trajectory-capital-partners) Family office United States 2 backed
- [**Omidyar Network**](https://millionrounds.com/fund/omidyar-network) Family office United States 2 backed
- [*IC* **ICONIQ Capital**](https://millionrounds.com/fund/iconiq-capital-2) Family office United States 2 backed

### Accelerators

7 investors

- [**Y Combinator**](https://millionrounds.com/fund/y-combinator) Accelerator United States 35 backed
- [**Plug and Play**](https://millionrounds.com/fund/plug-and-play) Accelerator United States 10 backed
- [**In-Q-Tel**](https://millionrounds.com/fund/iqt) Accelerator United States 4 backed
- [**Google**](https://millionrounds.com/fund/google-assistant-investments) Accelerator United States 3 backed
- [**AngelPad**](https://millionrounds.com/fund/angelpad) Accelerator United States 2 backed
- [**South Park Commons**](https://millionrounds.com/fund/south-park-commons) Accelerator United States 2 backed
- [**Amino Capital**](https://millionrounds.com/fund/amino-capital) Accelerator United States 2 backed

**How this map is made.** Every investor here has backed two or more of the same startups as Greylock, in rounds we track. Grouped by kind, each ranked by how many startups it shares with Greylock. Rebuilt nightly; updated 15 November 2026.

## More portfolio maps

[All portfolios](https://millionrounds.com/portfolio-maps)

[Portfolio map **Greylock portfolio map** 214 startups · $28B](https://millionrounds.com/portfolio-maps/greylock-partners-portfolio-map)[Sector portfolio **Greylock's AI portfolio** 63 startups · $13B](https://millionrounds.com/portfolio-maps/greylock-partners-ai-portfolio)[Sector portfolio **Greylock's IT Services portfolio** 26 startups · $1.2B](https://millionrounds.com/portfolio-maps/greylock-partners-it-services-portfolio)[Sector portfolio **Greylock's Cybersecurity portfolio** 19 startups · $2.0B](https://millionrounds.com/portfolio-maps/greylock-partners-cybersecurity-portfolio)[Sector portfolio **Greylock's Software portfolio** 17 startups · $1.1B](https://millionrounds.com/portfolio-maps/greylock-partners-software-portfolio)[Sector portfolio **Greylock's Internet portfolio** 16 startups · $4.8B](https://millionrounds.com/portfolio-maps/greylock-partners-internet-portfolio)

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