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Investors / Fifty Years / Compare with Prime Movers Lab

Fifty Years vs Prime Movers Lab

Fifty Years lists 77 portfolio companies and has joined 10 funding rounds; Prime Movers Lab lists 33 companies and has joined 6 rounds. Fifty Years comes in most often at Seed (50% of its entries), Prime Movers Lab comes in most often at Series A (50% of its entries). 3 companies are on both portfolios, among them aalo, Atom Computing and gordian.

77Portfolio companies33
10Funding rounds joined6
1Rounds led2
5Rounds, last 12 months3
$20M to $100MTypical round it comes in at$20M to $100M
0%Sites no longer answering0%
Show as a table
Fifty Years and Prime Movers Lab, head to head
Fifty YearsPrime Movers Lab
Portfolio companies7733
Funding rounds joined106
Rounds led12
Rounds, last 12 months53
Typical round it comes in at$20M to $100M$20M to $100M
Sites no longer answering0%0%

Where they come in

share of entries by stage
Pre-seed0%0%
Seed50%33%
Series A20%50%
Series B30%17%
Growth0%0%

Fifty YearsPrime Movers Lab

Show as a table
Entry stages of Fifty Years and Prime Movers Lab, share of entries
Fifty YearsPrime Movers Lab
Pre-seed0%0%
Seed50%33%
Series A20%50%
Series B30%17%
Growth0%0%

Themes

share of checked companies
Healthcare & Biotech40%19%
AI & Machine Learning12%34%
Industrial & Manufacturing10%13%
Education10%9%
Space & Defense6%8%
Robotics & Hardware2%8%

Fifty YearsPrime Movers Lab

Show as a table
Themes of Fifty Years and Prime Movers Lab, share of checked companies
Fifty YearsPrime Movers Lab
Healthcare & Biotech40%19%
AI & Machine Learning12%34%
Industrial & Manufacturing10%13%
Education10%9%
Space & Defense6%8%
Robotics & Hardware2%8%

Companies both back

3

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 Fifty Years and Prime Movers Lab 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/fiftyyears.com/portfolio

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