Investors / Fifty Years / Compare with J4 Ventures
Fifty Years vs J4 Ventures
Fifty Years lists 77 portfolio companies and has joined 10 funding rounds; J4 Ventures lists 30 companies and has joined 3 rounds. Fifty Years comes in most often at Seed (50% of its entries), J4 Ventures comes in most often at Seed (100% of its entries). 1 company is on both portfolios, among them Molten Industries.
Show as a table
| Fifty Years | J4 Ventures | |
|---|---|---|
| Portfolio companies | 77 | 30 |
| Funding rounds joined | 10 | 3 |
| Rounds led | 1 | 0 |
| Rounds, last 12 months | 5 | 1 |
| Typical round it comes in at | $20M to $100M | $1M to $5M |
| Sites no longer answering | 0% | 0% |
Where they come in
share of entries by stageFifty YearsJ4 Ventures
Show as a table
| Fifty Years | J4 Ventures | |
|---|---|---|
| Pre-seed | 0% | 0% |
| Seed | 50% | 100% |
| Series A | 20% | 0% |
| Series B | 30% | 0% |
| Growth | 0% | 0% |
Themes
share of checked companiesFifty YearsJ4 Ventures
Show as a table
| Fifty Years | J4 Ventures | |
|---|---|---|
| Healthcare & Biotech | 40% | 14% |
| AI & Machine Learning | 12% | 27% |
| Fintech | 6% | 17% |
| Education | 10% | 14% |
| Industrial & Manufacturing | 10% | 4% |
| Human Resources | 0% | 8% |
Companies both back
1Shared 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
Compare Fifty Years 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.
Work email, sign-in link by email. Already have an account? Log in- 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
$ curl -H "X-API-Key: YOUR_KEY" \
https://api.vcinfo.io/v1/firms/fiftyyears.com/portfolio
# also
GET /v1/firms/j4.ventures/portfolio
GET /v1/firms/fiftyyears.com/coinvestors