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Investors / 645 Ventures / Compare with JSL Health Capital

645 Ventures vs JSL Health Capital

645 Ventures lists 85 portfolio companies and has joined 25 funding rounds; JSL Health Capital lists 27 companies and has joined 5 rounds. 645 Ventures comes in most often at Series A (46% of its entries), JSL Health Capital comes in most often at Series A (75% of its entries). 1 company is on both portfolios, among them Slope.

85Portfolio companies27
25Funding rounds joined5
5Rounds led1
17Rounds, last 12 months3
$20M to $100MTypical round it comes in at$20M to $100M
0%Sites no longer answering0%
Show as a table
645 Ventures and JSL Health Capital, head to head
645 VenturesJSL Health Capital
Portfolio companies8527
Funding rounds joined255
Rounds led51
Rounds, last 12 months173
Typical round it comes in at$20M to $100M$20M to $100M
Sites no longer answering0%0%

Where they come in

share of entries by stage
Pre-seed0%0%
Seed38%0%
Series A46%75%
Series B8%0%
Growth8%25%

645 VenturesJSL Health Capital

Show as a table
Entry stages of 645 Ventures and JSL Health Capital, share of entries
645 VenturesJSL Health Capital
Pre-seed0%0%
Seed38%0%
Series A46%75%
Series B8%0%
Growth8%25%

Themes

share of checked companies
Healthcare & Biotech8%89%
AI & Machine Learning31%7%
Fintech12%0%
Enterprise Software10%0%
Cybersecurity9%4%
Education5%0%

645 VenturesJSL Health Capital

Show as a table
Themes of 645 Ventures and JSL Health Capital, share of checked companies
645 VenturesJSL Health Capital
Healthcare & Biotech8%89%
AI & Machine Learning31%7%
Fintech12%0%
Enterprise Software10%0%
Cybersecurity9%4%
Education5%0%

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 645 Ventures and JSL Health Capital 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/645ventures.com/portfolio

# also
GET /v1/firms/jslhealth.com/portfolio
GET /v1/firms/645ventures.com/coinvestors
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