/

Investors / Iona Star / Co-investors

Iona Star co-investors

Who invests alongside Iona Star · Venture capital

Iona Star shares at least one checked portfolio company with 7 other investors. It backs companies most often with Clarendon Fund Managers (1), Emergent Ventures (1) and Flintlock Capital (1), and 40% of its 10 checked companies have another investor VCinfo tracks.

7co-investors
4companies backed with another investorof 10 checked
40%of its portfolio is co-backed
Clarendon Fund Managersmost frequent co-investor1 shared company

Co-investor network

the 7 firms it shares most with, and the companies they back together
4 shared companies2 shared companiesClarendon Fund Managers: 1 shared companiesClarendon Fund Manage…1Emergent Ventures: 1 shared companiesEmergent Ventures1Flintlock Capital: 1 shared companiesFlintlock Capital1Mouro Capital: 1 shared companiesMouro Capital1OIF Ventures: 1 shared companiesOIF Ventures1Techstars: 1 shared companiesTechstars1VMG Partners: 1 shared companiesVMG Partners1
Shared portfolio companies with Iona StarFirms that also back companies together

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

All co-investors

ranked by shared portfolio companies
Take this list with you. GET /v1/firms/ionastar.com/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 Iona Star's 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 Iona Star's co-investors as data

Pull this ranked list, Iona Star's portfolio and any firm's profile through one API key or MCP, compare portfolios side by side, and get an email when Iona Star 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/ionastar.com/coinvestors

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