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Investors / 15th Rock / Compare with Capital Factory

15th Rock vs Capital Factory

15th Rock lists 37 portfolio companies and has joined 3 funding rounds; Capital Factory lists 688 companies and has joined 20 rounds. 15th Rock comes in most often at Series A (100% of its entries), Capital Factory comes in most often at Seed (53% of its entries). 1 company is on both portfolios, among them Paradromics.

37Portfolio companies688
3Funding rounds joined20
2Rounds led2
3Rounds, last 12 months16
$1M to $5MTypical round it comes in at$20M to $100M
0%Sites no longer answering0%
Show as a table
15th Rock and Capital Factory, head to head
15th RockCapital Factory
Portfolio companies37688
Funding rounds joined320
Rounds led22
Rounds, last 12 months316
Typical round it comes in at$1M to $5M$20M to $100M
Sites no longer answering0%0%

Where they come in

share of entries by stage
Pre-seed0%0%
Seed0%53%
Series A100%16%
Series B0%16%
Growth0%16%

15th RockCapital Factory

Show as a table
Entry stages of 15th Rock and Capital Factory, share of entries
15th RockCapital Factory
Pre-seed0%0%
Seed0%53%
Series A100%16%
Series B0%16%
Growth0%16%

Themes

share of checked companies
AI & Machine Learning20%25%
Healthcare & Biotech23%15%
Fintech13%6%
Education7%8%
Enterprise Software4%8%
Industrial & Manufacturing7%8%

15th RockCapital Factory

Show as a table
Themes of 15th Rock and Capital Factory, share of checked companies
15th RockCapital Factory
AI & Machine Learning20%25%
Healthcare & Biotech23%15%
Fintech13%6%
Education7%8%
Enterprise Software4%8%
Industrial & Manufacturing7%8%

Companies both back

1

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 15th Rock and Capital Factory 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/15th-rock.com/portfolio

# also
GET /v1/firms/capitalfactory.com/portfolio
GET /v1/firms/15th-rock.com/coinvestors
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