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Investors / Critical Frontier / Compare with Fifty Years

Critical Frontier vs Fifty Years

Critical Frontier lists 7 portfolio companies and has joined 0 funding rounds; Fifty Years lists 77 companies and has joined 10 rounds. Fifty Years comes in most often at Seed (50% of its entries). 1 company is on both portfolios, among them aalo.

7Portfolio companies77
0Funding rounds joined10
0Rounds led1
0Rounds, last 12 months5
n/aTypical round it comes in at$20M to $100M
0%Sites no longer answering0%
Show as a table
Critical Frontier and Fifty Years, head to head
Critical FrontierFifty Years
Portfolio companies777
Funding rounds joined010
Rounds led01
Rounds, last 12 months05
Typical round it comes in atn/a$20M to $100M
Sites no longer answering0%0%

Where they come in

share of entries by stage
Pre-seed0%0%
Seed0%50%
Series A0%20%
Series B0%30%
Growth0%0%

Critical FrontierFifty Years

Show as a table
Entry stages of Critical Frontier and Fifty Years, share of entries
Critical FrontierFifty Years
Pre-seed0%0%
Seed0%50%
Series A0%20%
Series B0%30%
Growth0%0%

Themes

share of checked companies
Industrial & Manufacturing43%10%
Healthcare & Biotech0%40%
Education36%10%
AI & Machine Learning14%12%
E-commerce & Marketplaces7%0%
Space & Defense0%6%

Critical FrontierFifty Years

Show as a table
Themes of Critical Frontier and Fifty Years, share of checked companies
Critical FrontierFifty Years
Industrial & Manufacturing43%10%
Healthcare & Biotech0%40%
Education36%10%
AI & Machine Learning14%12%
E-commerce & Marketplaces7%0%
Space & Defense0%6%

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

Free account · no card

Compare Critical Frontier and Fifty Years 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/criticalfrontier.vc/portfolio

# also
GET /v1/firms/fiftyyears.com/portfolio
GET /v1/firms/criticalfrontier.vc/coinvestors
The same data as an MCP server for Claude, Cursor and other AI tools. Set up MCP · Docs · Pricing