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Investors / Andreessen Horowitz / Compare with IronArc

Andreessen Horowitz vs IronArc

Andreessen Horowitz lists 842 portfolio companies and has joined 814 funding rounds; IronArc lists 18 companies and has joined 2 rounds. Andreessen Horowitz comes in most often at Seed (38% of its entries), IronArc comes in most often at Growth (100% of its entries). 4 companies are on both portfolios, among them Anduril, Replit and Saronic.

842Portfolio companies18
814Funding rounds joined2
518Rounds led0
214Rounds, last 12 months2
$20M to $100MTypical round it comes in at$100M or more
0%Sites no longer answering0%
Show as a table
Andreessen Horowitz and IronArc, head to head
Andreessen HorowitzIronArc
Portfolio companies84218
Funding rounds joined8142
Rounds led5180
Rounds, last 12 months2142
Typical round it comes in at$20M to $100M$100M or more
Sites no longer answering0%0%

Where they come in

share of entries by stage
Pre-seed2%0%
Seed38%0%
Series A35%0%
Series B13%0%
Growth12%100%

Andreessen HorowitzIronArc

Show as a table
Entry stages of Andreessen Horowitz and IronArc, share of entries
Andreessen HorowitzIronArc
Pre-seed2%0%
Seed38%0%
Series A35%0%
Series B13%0%
Growth12%100%

Themes

share of checked companies
AI & Machine Learning22%58%
Enterprise Software11%21%
Fintech16%3%
Healthcare & Biotech11%0%
Cybersecurity7%9%
Industrial & Manufacturing3%6%

Andreessen HorowitzIronArc

Show as a table
Themes of Andreessen Horowitz and IronArc, share of checked companies
Andreessen HorowitzIronArc
AI & Machine Learning22%58%
Enterprise Software11%21%
Fintech16%3%
Healthcare & Biotech11%0%
Cybersecurity7%9%
Industrial & Manufacturing3%6%

Companies both back

4

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 Andreessen Horowitz and IronArc 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/a16z.com/portfolio

# also
GET /v1/firms/ironarcventures.com/portfolio
GET /v1/firms/a16z.com/coinvestors
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