Investors / United States / 25madison / Co-investors
25madison co-investors
Who invests alongside 25madison · Venture capital · New York, NY, United States
25madison shares at least one checked portfolio company with 57 other investors. It backs companies most often with Unusual Ventures (2), 1843 Capital (1) and Able Partners (1), and 92% of its 12 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 25madison; a line joins two co-investors that back at least two companies together.
All co-investors
ranked by shared portfolio companiesA co-investor is a firm whose own portfolio page lists a company that 25madison'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 25madison's co-investors as data
Pull this ranked list, 25madison's portfolio and any firm's profile through one API key or MCP, compare portfolios side by side, and get an email when 25madison adds a company.
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$ curl -H "X-API-Key: YOUR_KEY" \
https://api.vcinfo.io/v1/firms/25madison.com/coinvestors
# also
GET /v1/firms/25madison.com
GET /v1/firms/25madison.com/portfolio