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Investors / Alpha Partners / Compare with Fifty Years

Alpha Partners vs Fifty Years

Alpha Partners lists 51 portfolio companies and has joined 16 funding rounds; Fifty Years lists 77 companies and has joined 10 rounds. Alpha Partners comes in most often at Seed (27% of its entries), Fifty Years comes in most often at Seed (50% of its entries). 2 companies are on both portfolios, among them Rad-AI and Valence.

51Portfolio companies77
16Funding rounds joined10
2Rounds led1
15Rounds, last 12 months5
$5M to $20MTypical round it comes in at$20M to $100M
0%Sites no longer answering0%
Show as a table
Alpha Partners and Fifty Years, head to head
Alpha PartnersFifty Years
Portfolio companies5177
Funding rounds joined1610
Rounds led21
Rounds, last 12 months155
Typical round it comes in at$5M to $20M$20M to $100M
Sites no longer answering0%0%

Where they come in

share of entries by stage
Pre-seed13%0%
Seed27%50%
Series A27%20%
Series B13%30%
Growth20%0%

Alpha PartnersFifty Years

Show as a table
Entry stages of Alpha Partners and Fifty Years, share of entries
Alpha PartnersFifty Years
Pre-seed13%0%
Seed27%50%
Series A27%20%
Series B13%30%
Growth20%0%

Themes

share of checked companies
Healthcare & Biotech11%40%
AI & Machine Learning31%12%
Fintech12%6%
Education4%10%
Industrial & Manufacturing0%10%
Enterprise Software8%0%

Alpha PartnersFifty Years

Show as a table
Themes of Alpha Partners and Fifty Years, share of checked companies
Alpha PartnersFifty Years
Healthcare & Biotech11%40%
AI & Machine Learning31%12%
Fintech12%6%
Education4%10%
Industrial & Manufacturing0%10%
Enterprise Software8%0%

Companies both back

2

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 Alpha Partners 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/alphapartners.com/portfolio

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