Investors / 3LB Seed Capital / Compare with Silicon Roundabout Ventures
3LB Seed Capital vs Silicon Roundabout Ventures
3LB Seed Capital lists 25 portfolio companies and has joined 0 funding rounds; Silicon Roundabout Ventures lists 19 companies and has joined 4 rounds. Silicon Roundabout Ventures comes in most often at Seed (100% of its entries). 1 company is on both portfolios, among them Ephos.
Show as a table
| 3LB Seed Capital | Silicon Roundabout Ventures | |
|---|---|---|
| Portfolio companies | 25 | 19 |
| Funding rounds joined | 0 | 4 |
| Rounds led | 0 | 1 |
| Rounds, last 12 months | 0 | 3 |
| Typical round it comes in at | n/a | $5M to $20M |
| Sites no longer answering | 0% | 0% |
Where they come in
share of entries by stage3LB Seed CapitalSilicon Roundabout Ventures
Show as a table
| 3LB Seed Capital | Silicon Roundabout Ventures | |
|---|---|---|
| Pre-seed | 0% | 0% |
| Seed | 0% | 100% |
| Series A | 0% | 0% |
| Series B | 0% | 0% |
| Growth | 0% | 0% |
Themes
share of checked companies3LB Seed CapitalSilicon Roundabout Ventures
Show as a table
| 3LB Seed Capital | Silicon Roundabout Ventures | |
|---|---|---|
| AI & Machine Learning | 23% | 44% |
| Healthcare & Biotech | 18% | 12% |
| Industrial & Manufacturing | 5% | 18% |
| Cybersecurity | 5% | 15% |
| Enterprise Software | 13% | 0% |
| Education | 10% | 0% |
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 3LB Seed Capital and Silicon Roundabout 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/3lbseed.com/portfolio
# also
GET /v1/firms/siliconroundabout.ventures/portfolio
GET /v1/firms/3lbseed.com/coinvestors