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Investors / 645 Ventures / Compare with Argon Ventures

645 Ventures vs Argon Ventures

645 Ventures lists 81 portfolio companies and has joined 25 funding rounds; Argon Ventures lists 35 companies and has joined 2 rounds. 645 Ventures comes in most often at Series A (46% of its entries), Argon Ventures comes in most often at Seed (100% of its entries). 1 company is on both portfolios, among them Oort.

81Portfolio companies35
25Funding rounds joined2
5Rounds led0
17Rounds, last 12 months2
$20M to $100MTypical round it comes in at$5M to $20M
0%Sites no longer answering0%
Show as a table
645 Ventures and Argon Ventures, head to head
645 VenturesArgon Ventures
Portfolio companies8135
Funding rounds joined252
Rounds led50
Rounds, last 12 months172
Typical round it comes in at$20M to $100M$5M to $20M
Sites no longer answering0%0%

Where they come in

share of entries by stage
Pre-seed0%0%
Seed38%100%
Series A46%0%
Series B8%0%
Growth8%0%

645 VenturesArgon Ventures

Show as a table
Entry stages of 645 Ventures and Argon Ventures, share of entries
645 VenturesArgon Ventures
Pre-seed0%0%
Seed38%100%
Series A46%0%
Series B8%0%
Growth8%0%

Themes

share of checked companies
AI & Machine Learning30%26%
Cybersecurity9%14%
Enterprise Software9%14%
Healthcare & Biotech7%12%
Industrial & Manufacturing0%12%
Fintech12%7%

645 VenturesArgon Ventures

Show as a table
Themes of 645 Ventures and Argon Ventures, share of checked companies
645 VenturesArgon Ventures
AI & Machine Learning30%26%
Cybersecurity9%14%
Enterprise Software9%14%
Healthcare & Biotech7%12%
Industrial & Manufacturing0%12%
Fintech12%7%

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 645 Ventures and Argon 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.

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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/645ventures.com/portfolio

# also
GET /v1/firms/argon.vc/portfolio
GET /v1/firms/645ventures.com/coinvestors
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