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Investors / Side Door Ventures / Compare with Valor Siren Ventures

Side Door Ventures vs Valor Siren Ventures

Side Door Ventures lists 9 portfolio companies and has joined 3 funding rounds; Valor Siren Ventures lists 198 companies and has joined 69 rounds. Side Door Ventures comes in most often at Seed (67% of its entries), Valor Siren Ventures comes in most often at Growth (37% of its entries). 2 companies are on both portfolios, among them K2 Space and Varda Space.

9Portfolio companies198
3Funding rounds joined69
0Rounds led24
1Rounds, last 12 months42
$5M to $20MTypical round it comes in at$100M or more
0%Sites no longer answering0%
Show as a table
Side Door Ventures and Valor Siren Ventures, head to head
Side Door VenturesValor Siren Ventures
Portfolio companies9198
Funding rounds joined369
Rounds led024
Rounds, last 12 months142
Typical round it comes in at$5M to $20M$100M or more
Sites no longer answering0%0%

Where they come in

share of entries by stage
Pre-seed0%0%
Seed67%14%
Series A33%31%
Series B0%18%
Growth0%37%

Side Door VenturesValor Siren Ventures

Show as a table
Entry stages of Side Door Ventures and Valor Siren Ventures, share of entries
Side Door VenturesValor Siren Ventures
Pre-seed0%0%
Seed67%14%
Series A33%31%
Series B0%18%
Growth0%37%

Themes

share of checked companies
AI & Machine Learning29%26%
Fintech14%12%
Healthcare & Biotech14%12%
Cybersecurity0%9%
Crypto & Web37%0%
Legal & Compliance7%0%

Side Door VenturesValor Siren Ventures

Show as a table
Themes of Side Door Ventures and Valor Siren Ventures, share of checked companies
Side Door VenturesValor Siren Ventures
AI & Machine Learning29%26%
Fintech14%12%
Healthcare & Biotech14%12%
Cybersecurity0%9%
Crypto & Web37%0%
Legal & Compliance7%0%

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 Side Door Ventures 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
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  • AlertsFollow 5 investors for portfolio and fund changes
VCinfo API
$ curl -H "X-API-Key: YOUR_KEY" \
  https://api.vcinfo.io/v1/firms/sdv.vc/portfolio

# also
GET /v1/firms/valorep.com/portfolio
GET /v1/firms/sdv.vc/coinvestors
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