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Investors / Valor Siren Ventures / Compare with Winklevoss Capital

Valor Siren Ventures vs Winklevoss Capital

Valor Siren Ventures lists 198 portfolio companies and has joined 69 funding rounds; Winklevoss Capital lists 82 companies and has joined 5 rounds. Valor Siren Ventures comes in most often at Growth (37% of its entries), Winklevoss Capital comes in most often at Seed (40% of its entries). 4 companies are on both portfolios, among them Crusoe, Greenhouse and Little Spoon.

198Portfolio companies82
69Funding rounds joined5
24Rounds led0
42Rounds, last 12 months1
$100M or moreTypical round it comes in at$20M to $100M
0%Sites no longer answering0%
Show as a table
Valor Siren Ventures and Winklevoss Capital, head to head
Valor Siren VenturesWinklevoss Capital
Portfolio companies19882
Funding rounds joined695
Rounds led240
Rounds, last 12 months421
Typical round it comes in at$100M or more$20M to $100M
Sites no longer answering0%0%

Where they come in

share of entries by stage
Pre-seed0%0%
Seed14%40%
Series A31%40%
Series B18%0%
Growth37%20%

Valor Siren VenturesWinklevoss Capital

Show as a table
Entry stages of Valor Siren Ventures and Winklevoss Capital, share of entries
Valor Siren VenturesWinklevoss Capital
Pre-seed0%0%
Seed14%40%
Series A31%40%
Series B18%0%
Growth37%20%

Themes

share of checked companies
AI & Machine Learning26%15%
Fintech12%14%
Healthcare & Biotech12%11%
Cybersecurity9%7%
Industrial & Manufacturing7%7%
Consumer3%7%

Valor Siren VenturesWinklevoss Capital

Show as a table
Themes of Valor Siren Ventures and Winklevoss Capital, share of checked companies
Valor Siren VenturesWinklevoss Capital
AI & Machine Learning26%15%
Fintech12%14%
Healthcare & Biotech12%11%
Cybersecurity9%7%
Industrial & Manufacturing7%7%
Consumer3%7%

Companies both back

4

Shared companies are those both firms' own portfolio pages list, each checked against the company's site. The same comparison through the API is POST /v1/overlap, for up to 20 firms. How the data is graded

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Compare Valor Siren Ventures and Winklevoss Capital as data

Pull both portfolios and every co-investor through one API key or MCP, and lay up to 20 firms side by side with POST /v1/overlap. A free account adds Ask AI searches and alerts when either firm adds a company.

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  • 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/valorep.com/portfolio

# also
GET /v1/firms/winklevosscapital.com/portfolio
GET /v1/firms/valorep.com/coinvestors
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