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Investors / Flex Capital / Compare with J4 Ventures

Flex Capital vs J4 Ventures

Flex Capital lists 28 portfolio companies and has joined 16 funding rounds; J4 Ventures lists 30 companies and has joined 3 rounds. Flex Capital comes in most often at Seed (60% of its entries), J4 Ventures comes in most often at Seed (100% of its entries). 1 company is on both portfolios, among them Giant.

28Portfolio companies30
16Funding rounds joined3
0Rounds led0
10Rounds, last 12 months1
$5M to $20MTypical round it comes in at$1M to $5M
0%Sites no longer answering0%
Show as a table
Flex Capital and J4 Ventures, head to head
Flex CapitalJ4 Ventures
Portfolio companies2830
Funding rounds joined163
Rounds led00
Rounds, last 12 months101
Typical round it comes in at$5M to $20M$1M to $5M
Sites no longer answering0%0%

Where they come in

share of entries by stage
Pre-seed0%0%
Seed60%100%
Series A20%0%
Series B7%0%
Growth13%0%

Flex CapitalJ4 Ventures

Show as a table
Entry stages of Flex Capital and J4 Ventures, share of entries
Flex CapitalJ4 Ventures
Pre-seed0%0%
Seed60%100%
Series A20%0%
Series B7%0%
Growth13%0%

Themes

share of checked companies
AI & Machine Learning29%27%
Fintech9%17%
Healthcare & Biotech9%14%
Education2%14%
Cybersecurity13%0%
Enterprise Software11%6%

Flex CapitalJ4 Ventures

Show as a table
Themes of Flex Capital and J4 Ventures, share of checked companies
Flex CapitalJ4 Ventures
AI & Machine Learning29%27%
Fintech9%17%
Healthcare & Biotech9%14%
Education2%14%
Cybersecurity13%0%
Enterprise Software11%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 Flex Capital and J4 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
  • 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/flexcapital.com/portfolio

# also
GET /v1/firms/j4.ventures/portfolio
GET /v1/firms/flexcapital.com/coinvestors
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