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Investors / Andreessen Horowitz / Compare with Positive Sum

Andreessen Horowitz vs Positive Sum

Andreessen Horowitz lists 841 portfolio companies and has joined 814 funding rounds; Positive Sum lists 29 companies and has joined 11 rounds. Andreessen Horowitz comes in most often at Seed (38% of its entries), Positive Sum comes in most often at Growth (56% of its entries). 4 companies are on both portfolios, among them Arc Boats, Base and Cognition.

841Portfolio companies29
814Funding rounds joined11
518Rounds led1
214Rounds, last 12 months8
$20M to $100MTypical round it comes in at$100M or more
0%Sites no longer answering0%
Show as a table
Andreessen Horowitz and Positive Sum, head to head
Andreessen HorowitzPositive Sum
Portfolio companies84129
Funding rounds joined81411
Rounds led5181
Rounds, last 12 months2148
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%11%
Series A35%0%
Series B13%33%
Growth12%56%

Andreessen HorowitzPositive Sum

Show as a table
Entry stages of Andreessen Horowitz and Positive Sum, share of entries
Andreessen HorowitzPositive Sum
Pre-seed2%0%
Seed38%11%
Series A35%0%
Series B13%33%
Growth12%56%

Themes

share of checked companies
AI & Machine Learning22%24%
Fintech16%22%
Enterprise Software11%7%
Healthcare & Biotech11%9%
Cybersecurity7%0%
Education3%7%

Andreessen HorowitzPositive Sum

Show as a table
Themes of Andreessen Horowitz and Positive Sum, share of checked companies
Andreessen HorowitzPositive Sum
AI & Machine Learning22%24%
Fintech16%22%
Enterprise Software11%7%
Healthcare & Biotech11%9%
Cybersecurity7%0%
Education3%7%

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 Positive Sum 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/positivesum.com/portfolio
GET /v1/firms/a16z.com/coinvestors
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