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Investors / 15th Rock / Compare with Angel Bridge

15th Rock vs Angel Bridge

15th Rock lists 37 portfolio companies and has joined 3 funding rounds; Angel Bridge lists 50 companies and has joined 9 rounds. 15th Rock comes in most often at Series A (100% of its entries), Angel Bridge comes in most often at Series A (67% of its entries). 1 company is on both portfolios, among them Siiibo Securities.

37Portfolio companies50
3Funding rounds joined9
2Rounds led3
3Rounds, last 12 months6
$1M to $5MTypical round it comes in at$5M to $20M
0%Sites no longer answering0%
Show as a table
15th Rock and Angel Bridge, head to head
15th RockAngel Bridge
Portfolio companies3750
Funding rounds joined39
Rounds led23
Rounds, last 12 months36
Typical round it comes in at$1M to $5M$5M to $20M
Sites no longer answering0%0%

Where they come in

share of entries by stage
Pre-seed0%0%
Seed0%0%
Series A100%67%
Series B0%11%
Growth0%22%

15th RockAngel Bridge

Show as a table
Entry stages of 15th Rock and Angel Bridge, share of entries
15th RockAngel Bridge
Pre-seed0%0%
Seed0%0%
Series A100%67%
Series B0%11%
Growth0%22%

Themes

share of checked companies
Healthcare & Biotech23%18%
AI & Machine Learning20%23%
Fintech13%10%
Enterprise Software4%8%
Education7%0%
Industrial & Manufacturing7%6%

15th RockAngel Bridge

Show as a table
Themes of 15th Rock and Angel Bridge, share of checked companies
15th RockAngel Bridge
Healthcare & Biotech23%18%
AI & Machine Learning20%23%
Fintech13%10%
Enterprise Software4%8%
Education7%0%
Industrial & Manufacturing7%6%

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 Angel Bridge 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/angelbridge.jp/portfolio
GET /v1/firms/15th-rock.com/coinvestors
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