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Investors / British Business Bank / Compare with Carbon13

British Business Bank vs Carbon13

British Business Bank lists 63 portfolio companies and has joined 63 funding rounds; Carbon13 lists 68 companies and has joined 5 rounds. British Business Bank comes in most often at Seed (32% of its entries), Carbon13 comes in most often at Seed (60% of its entries). 1 company is on both portfolios, among them Pure Capture Innovations Ltd..

63Portfolio companies68
63Funding rounds joined5
13Rounds led3
49Rounds, last 12 months4
$20M to $100MTypical round it comes in atunder $1M
0%Sites no longer answering0%
Show as a table
British Business Bank and Carbon13, head to head
British Business BankCarbon13
Portfolio companies6368
Funding rounds joined635
Rounds led133
Rounds, last 12 months494
Typical round it comes in at$20M to $100Munder $1M
Sites no longer answering0%0%

Where they come in

share of entries by stage
Pre-seed4%40%
Seed32%60%
Series A22%0%
Series B16%0%
Growth26%0%

British Business BankCarbon13

Show as a table
Entry stages of British Business Bank and Carbon13, share of entries
British Business BankCarbon13
Pre-seed4%40%
Seed32%60%
Series A22%0%
Series B16%0%
Growth26%0%

Themes

share of checked companies
AI & Machine Learning31%18%
Industrial & Manufacturing9%20%
Healthcare & Biotech19%2%
Education3%14%
Space & Defense3%10%
Fintech8%8%

British Business BankCarbon13

Show as a table
Themes of British Business Bank and Carbon13, share of checked companies
British Business BankCarbon13
AI & Machine Learning31%18%
Industrial & Manufacturing9%20%
Healthcare & Biotech19%2%
Education3%14%
Space & Defense3%10%
Fintech8%8%

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 British Business Bank and Carbon13 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/british-business-bank.co.uk/portfolio

# also
GET /v1/firms/carbonthirteen.com/portfolio
GET /v1/firms/british-business-bank.co.uk/coinvestors
The same data as an MCP server for Claude, Cursor and other AI tools. Set up MCP · Docs · Pricing