Investors / PROOF / Compare with QB Capital
PROOF vs QB Capital
PROOF lists 86 portfolio companies and has joined 0 funding rounds; QB Capital lists 17 companies and has joined 18 rounds. QB Capital comes in most often at Series A (33% of its entries). 2 companies are on both portfolios, among them EvenUp and Odeko.
86Portfolio companies17
0Funding rounds joined18
0Rounds led7
0Rounds, last 12 months5
n/aTypical round it comes in at$100M or more
0%Sites no longer answering0%
Show as a table
| PROOF | QB Capital | |
|---|---|---|
| Portfolio companies | 86 | 17 |
| Funding rounds joined | 0 | 18 |
| Rounds led | 0 | 7 |
| Rounds, last 12 months | 0 | 5 |
| Typical round it comes in at | n/a | $100M or more |
| Sites no longer answering | 0% | 0% |
Where they come in
share of entries by stagePre-seed0%0%
Seed0%13%
Series A0%33%
Series B0%20%
Growth0%33%
PROOFQB Capital
Show as a table
| PROOF | QB Capital | |
|---|---|---|
| Pre-seed | 0% | 0% |
| Seed | 0% | 13% |
| Series A | 0% | 33% |
| Series B | 0% | 20% |
| Growth | 0% | 33% |
Themes
share of checked companiesEducation0%21%
Healthcare & Biotech11%18%
Fintech16%4%
AI & Machine Learning15%14%
Enterprise Software9%0%
E-commerce & Marketplaces9%7%
PROOFQB Capital
Show as a table
| PROOF | QB Capital | |
|---|---|---|
| Education | 0% | 21% |
| Healthcare & Biotech | 11% | 18% |
| Fintech | 16% | 4% |
| AI & Machine Learning | 15% | 14% |
| Enterprise Software | 9% | 0% |
| E-commerce & Marketplaces | 9% | 7% |
Companies both back
2Shared 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
Free account · no card
Compare PROOF and QB 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.
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/proof.vc/portfolio
# also
GET /v1/firms/qbc.co.jp/portfolio
GET /v1/firms/proof.vc/coinvestors