Investors / Define Ventures / Compare with Spero Ventures
Define Ventures vs Spero Ventures
Define Ventures lists 9 portfolio companies and has joined 9 funding rounds; Spero Ventures lists 28 companies and has joined 9 rounds. Define Ventures comes in most often at Series B (44% of its entries), Spero Ventures comes in most often at Seed (44% of its entries). 1 company is on both portfolios, among them Hyro.
Show as a table
| Define Ventures | Spero Ventures | |
|---|---|---|
| Portfolio companies | 9 | 28 |
| Funding rounds joined | 9 | 9 |
| Rounds led | 4 | 3 |
| Rounds, last 12 months | 7 | 4 |
| Typical round it comes in at | $20M to $100M | $5M to $20M |
| Sites no longer answering | 0% | 0% |
Where they come in
share of entries by stageDefine VenturesSpero Ventures
Show as a table
| Define Ventures | Spero Ventures | |
|---|---|---|
| Pre-seed | 0% | 0% |
| Seed | 22% | 44% |
| Series A | 33% | 44% |
| Series B | 44% | 11% |
| Growth | 0% | 0% |
Themes
share of checked companiesDefine VenturesSpero Ventures
Show as a table
| Define Ventures | Spero Ventures | |
|---|---|---|
| Healthcare & Biotech | 73% | 27% |
| AI & Machine Learning | 27% | 14% |
| Education | 0% | 18% |
| Industrial & Manufacturing | 0% | 9% |
| E-commerce & Marketplaces | 0% | 9% |
| Fintech | 0% | 7% |
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 Define Ventures and Spero 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/definevc.com/portfolio
# also
GET /v1/firms/spero.vc/portfolio
GET /v1/firms/definevc.com/coinvestors