/

Investors / United States / z21 Ventures / Co-investors

z21 Ventures co-investors

Who invests alongside z21 Ventures · Venture capital · CA, United States

z21 Ventures shares at least one checked portfolio company with 92 other investors. It backs companies most often with Y Combinator (4), 1Crowd (2) and Golden Sparrow (2), and 64% of its 47 checked companies have another investor VCinfo tracks.

92co-investors
30companies backed with another investorof 47 checked
64%of its portfolio is co-backed
Y Combinatormost frequent co-investor4 shared companies

Co-investor network

the 14 firms it shares most with, and the companies they back together
51 shared companies38 shared companies33 shared companies7 shared companies6 shared companies6 shared companies6 shared companies4 shared companies4 shared companies3 shared companies3 shared companies3 shared companies3 shared companies3 shared companies2 shared companies2 shared companies2 shared companies2 shared companies2 shared companies2 shared companiesY Combinator: 4 shared companiesY Combinator41Crowd: 2 shared companies1Crowd2Golden Sparrow: 2 shared companiesGolden Sparrow2IndiaQuotient: 2 shared companiesIndiaQuotient2Upsparks Capital: 2 shared companiesUpsparks Capital2myAsiaVC: 2 shared companiesmyAsiaVC23one4 Capital: 1 shared companies3one4 Capital17percent Ventures: 1 shared companies7percent Ventures18i Ventures: 1 shared companies8i Ventures1AIC: 1 shared companiesAIC1Accel: 1 shared companiesAccel1Ahead Ventures: 1 shared companiesAhead Ventures1Allianz Life Ventures: 1 shared companiesAllianz Life Ventures1Astir Ventures: 1 shared companiesAstir Ventures1
Shared portfolio companies with z21 VenturesFirms that also back companies together

Circle size is the number of companies shared with z21 Ventures; a line joins two co-investors that back at least two companies together.

All co-investors

top 60 of 92, ranked by shared portfolio companies
#InvestorSharedCompanies both back
1Y CombinatorAccelerator · United States4Compare · Its co-investors
21CrowdVenture capital · India2Compare · Its co-investors
3Golden SparrowVenture capital2Compare · Its co-investors
4IndiaQuotientVenture capital · India2Compare · Its co-investors
5myAsiaVCVenture capital2Compare · Its co-investors
6Upsparks CapitalMicro VC · India2Compare · Its co-investors
73one4 CapitalVenture capital · India1Compare · Its co-investors
87percent VenturesVenture capital · United Kingdom1Compare · Its co-investors
98i VenturesVenture capital1Compare · Its co-investors
10AccelVenture capital · United States1Compare · Its co-investors
11Ahead VenturesCorporate VC · Brazil1Compare · Its co-investors
12AICVenture capital · Luxembourg1Compare · Its co-investors
13Allianz Life VenturesCorporate VC · United States1Compare · Its co-investors
14Astir VenturesMicro VC · United States1Compare · Its co-investors
15BEENEXTVenture capital · Singapore1Compare · Its co-investors
16Bertelsmann India InvestmentsCorporate VC · India1Compare · Its co-investors
17Better CapitalVenture capital · United States1Compare · Its co-investors
18Blossom CapitalVenture capital · United Kingdom1Compare · Its co-investors
19BlueLotus VenturesVenture capital1Compare · Its co-investors
20British International InvestmentUnited Kingdom1Compare · Its co-investors
21Callapina CapitalVenture capital · United States1Compare · Its co-investors
22Carbon Silicon VenturesVenture capital1Compare · Its co-investors
23Climber CapitalVenture capital · India1Compare · Its co-investors
24Coalition CapitalVenture capital · United States1Compare · Its co-investors
25CreandumVenture capital · Sweden1Compare · Its co-investors
26DG Daiwa VenturesVenture capital · Japan1Compare · Its co-investors
27Draper AssociatesVenture capital · United States1Compare · Its co-investors
28E14 FundVenture capital · United States1Compare · Its co-investors
29Eight CapitalVenture capital · United States1Compare · Its co-investors
30Emergence CapitalVenture capital · United States1Compare · Its co-investors
31Endiya PartnersVenture capital · India1Compare · Its co-investors
32Eniac VenturesVenture capital · United States1Compare · Its co-investors
33Entrepreneurs Roundtable AcceleratorAccelerator · United States1Compare · Its co-investors
34EvolveXAccelerator1Compare · Its co-investors
35F-Prime CapitalVenture capital · United States1Compare · Its co-investors
36Fifty YearsVenture capital · United States1Compare · Its co-investors
37Fireside VenturesVenture capital · India1Compare · Its co-investors
38First Rays Venture PartnersVenture capital1Compare · Its co-investors
39Foster VenturesVenture capital1Compare · Its co-investors
40Four U Venture PartnersVenture capital · India1Compare · Its co-investors
41Fresco CapitalVenture capital1Compare · Its co-investors
42Fusion FundVenture capital · United States1Compare · Its co-investors
43Higher Life VenturesVenture capital · United States1Compare · Its co-investors
44IndieBioAccelerator · United States1Compare · Its co-investors
45Intel CapitalCorporate VC · United States1Compare · Its co-investors
46Inventus Capital PartnersVenture capital · United States1Compare · Its co-investors
47ISAIVenture capital · France1Compare · Its co-investors
48July VenturesVenture capital · India1Compare · Its co-investors
49Jump CapitalVenture capital · United States1Compare · Its co-investors
50Karma VenturesVenture capital · Estonia1Compare · Its co-investors
51Kern Venture GroupVenture capital · United States1Compare · Its co-investors
52Liquid 2 VenturesVenture capital · United States1Compare · Its co-investors
53MaC Venture CapitalVenture capital · United States1Compare · Its co-investors
54Mana VenturesVenture capital · United States1Compare · Its co-investors
55MetaplanetVenture capital · Estonia1Compare · Its co-investors
56MFV PartnersVenture capital · United States1Compare · Its co-investors
57Mozilla VenturesVenture capital1Compare · Its co-investors
58Mucker CapitalVenture capital · United States1Compare · Its co-investors
59NATO Innovation FundVenture capital1Compare · Its co-investors
60Nexus Venture PartnersVenture capital · United States1Compare · Its co-investors
Showing the top 60 of 92. GET /v1/firms/z21.ventures/coinvestors returns the ranked list as JSON for a CRM, a sheet or an AI agent: 25 firms a call on the free plan, 100 on Pro.
Get free API keyAPI docs

A co-investor is a firm whose own portfolio page lists a company that z21 Ventures' page lists too, both checked against the company's site. It shows who backs the same companies, not who joined the same round. How the data is graded

Free account · no card

Get z21 Ventures' co-investors as data

Pull this ranked list, z21 Ventures' portfolio and any firm's profile through one API key or MCP, compare portfolios side by side, and get an email when z21 Ventures adds a company.

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
VCinfo API
$ curl -H "X-API-Key: YOUR_KEY" \
  https://api.vcinfo.io/v1/firms/z21.ventures/coinvestors

# also
GET /v1/firms/z21.ventures
GET /v1/firms/z21.ventures/portfolio
The same data as an MCP server for Claude, Cursor and other AI tools. Set up MCP · Docs · Pricing