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Investors / 17Sigma / Compare with Y Combinator

17Sigma vs Y Combinator

17Sigma lists 15 portfolio companies and has joined 4 funding rounds; Y Combinator lists 5,151 companies and has joined 3,388 rounds. 17Sigma comes in most often at Series A (50% of its entries), Y Combinator comes in most often at Seed (98% of its entries). 3 companies are on both portfolios, among them Ontop, Palomma and Jeeves.

15Portfolio companies5,151
4Funding rounds joined3,388
1Rounds led2,960
3Rounds, last 12 months579
$5M to $20MTypical round it comes in atunder $1M
0%Sites no longer answering0%
Show as a table
17Sigma and Y Combinator, head to head
17SigmaY Combinator
Portfolio companies155,151
Funding rounds joined43,388
Rounds led12,960
Rounds, last 12 months3579
Typical round it comes in at$5M to $20Munder $1M
Sites no longer answering0%0%

Where they come in

share of entries by stage
Pre-seed0%0%
Seed25%98%
Series A50%1%
Series B25%0%
Growth0%1%

17SigmaY Combinator

Show as a table
Entry stages of 17Sigma and Y Combinator, share of entries
17SigmaY Combinator
Pre-seed0%0%
Seed25%98%
Series A50%1%
Series B25%0%
Growth0%1%

Themes

share of checked companies
Fintech41%13%
AI & Machine Learning7%26%
Space & Defense15%5%
E-commerce & Marketplaces11%5%
Healthcare & Biotech4%11%
Enterprise Software0%10%

17SigmaY Combinator

Show as a table
Themes of 17Sigma and Y Combinator, share of checked companies
17SigmaY Combinator
Fintech41%13%
AI & Machine Learning7%26%
Space & Defense15%5%
E-commerce & Marketplaces11%5%
Healthcare & Biotech4%11%
Enterprise Software0%10%

Companies both back

3

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 17Sigma and Y Combinator 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/17sigma.com/portfolio

# also
GET /v1/firms/ycombinator.com/portfolio
GET /v1/firms/17sigma.com/coinvestors
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