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Investors / Addition / Compare with Andreessen Horowitz

Addition vs Andreessen Horowitz

Addition lists 21 portfolio companies and has joined 26 funding rounds; Andreessen Horowitz lists 841 companies and has joined 814 rounds. Addition comes in most often at Growth (50% of its entries), Andreessen Horowitz comes in most often at Seed (38% of its entries). 3 companies are on both portfolios, among them https://www.alchemy.com/, Applied Intuition and Base.

21Portfolio companies841
26Funding rounds joined814
13Rounds led518
13Rounds, last 12 months214
$20M to $100MTypical round it comes in at$20M to $100M
0%Sites no longer answering0%
Show as a table
Addition and Andreessen Horowitz, head to head
AdditionAndreessen Horowitz
Portfolio companies21841
Funding rounds joined26814
Rounds led13518
Rounds, last 12 months13214
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%2%
Seed0%38%
Series A23%35%
Series B27%13%
Growth50%12%

AdditionAndreessen Horowitz

Show as a table
Entry stages of Addition and Andreessen Horowitz, share of entries
AdditionAndreessen Horowitz
Pre-seed0%2%
Seed0%38%
Series A23%35%
Series B27%13%
Growth50%12%

Themes

share of checked companies
AI & Machine Learning24%22%
Fintech11%16%
Healthcare & Biotech14%11%
Enterprise Software8%11%
Industrial & Manufacturing11%3%
Cybersecurity5%7%

AdditionAndreessen Horowitz

Show as a table
Themes of Addition and Andreessen Horowitz, share of checked companies
AdditionAndreessen Horowitz
AI & Machine Learning24%22%
Fintech11%16%
Healthcare & Biotech14%11%
Enterprise Software8%11%
Industrial & Manufacturing11%3%
Cybersecurity5%7%

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 Addition and Andreessen Horowitz 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/addition.com/portfolio

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