Investors / United States / Protagonist / Co-investors
Protagonist co-investors
Who invests alongside Protagonist · Venture capital · FL, United States
Protagonist shares at least one checked portfolio company with 168 other investors. It backs companies most often with Andreessen Horowitz (3), Astro Capital (3) and Integra Groupe (3), and 93% of its 15 checked companies have another investor VCinfo tracks.
Co-investor network
the 14 firms it shares most with, and the companies they back togetherCircle size is the number of companies shared with Protagonist; a line joins two co-investors that back at least two companies together.
All co-investors
top 60 of 168, ranked by shared portfolio companiesA co-investor is a firm whose own portfolio page lists a company that Protagonist'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
Get Protagonist's co-investors as data
Pull this ranked list, Protagonist's portfolio and any firm's profile through one API key or MCP, compare portfolios side by side, and get an email when Protagonist adds a company.
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$ curl -H "X-API-Key: YOUR_KEY" \
https://api.vcinfo.io/v1/firms/protagonist.co/coinvestors
# also
GET /v1/firms/protagonist.co
GET /v1/firms/protagonist.co/portfolio