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Investors / Stillmark / Compare with Valor Siren Ventures

Stillmark vs Valor Siren Ventures

Stillmark lists 22 portfolio companies and has joined 2 funding rounds; Valor Siren Ventures lists 198 companies and has joined 69 rounds. Stillmark comes in most often at Series A (50% of its entries), Valor Siren Ventures comes in most often at Growth (37% of its entries). 2 companies are on both portfolios, among them Hoseki and Lightning Labs.

22Portfolio companies198
2Funding rounds joined69
0Rounds led24
1Rounds, last 12 months42
$20M to $100MTypical round it comes in at$100M or more
0%Sites no longer answering0%
Show as a table
Stillmark and Valor Siren Ventures, head to head
StillmarkValor Siren Ventures
Portfolio companies22198
Funding rounds joined269
Rounds led024
Rounds, last 12 months142
Typical round it comes in at$20M to $100M$100M or more
Sites no longer answering0%0%

Where they come in

share of entries by stage
Pre-seed0%0%
Seed0%14%
Series A50%31%
Series B50%18%
Growth0%37%

StillmarkValor Siren Ventures

Show as a table
Entry stages of Stillmark and Valor Siren Ventures, share of entries
StillmarkValor Siren Ventures
Pre-seed0%0%
Seed0%14%
Series A50%31%
Series B50%18%
Growth0%37%

Themes

share of checked companies
Fintech38%12%
Crypto & Web330%0%
AI & Machine Learning5%26%
Healthcare & Biotech3%12%
Cybersecurity3%9%
Industrial & Manufacturing5%7%

StillmarkValor Siren Ventures

Show as a table
Themes of Stillmark and Valor Siren Ventures, share of checked companies
StillmarkValor Siren Ventures
Fintech38%12%
Crypto & Web330%0%
AI & Machine Learning5%26%
Healthcare & Biotech3%12%
Cybersecurity3%9%
Industrial & Manufacturing5%7%

Companies both back

2

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 Stillmark and Valor Siren Ventures 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/stillmark.com/portfolio

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