/

Investors / Andreessen Horowitz / Compare with WillowTree Ventures

Andreessen Horowitz vs WillowTree Ventures

Andreessen Horowitz lists 841 portfolio companies and has joined 814 funding rounds; WillowTree Ventures lists 45 companies and has joined 4 rounds. Andreessen Horowitz comes in most often at Seed (38% of its entries), WillowTree Ventures comes in most often at Seed (100% of its entries). 4 companies are on both portfolios, among them Distributional, Instacart and Plaid.

841Portfolio companies45
814Funding rounds joined4
518Rounds led0
214Rounds, last 12 months3
$20M to $100MTypical round it comes in at$5M to $20M
0%Sites no longer answering0%
Show as a table
Andreessen Horowitz and WillowTree Ventures, head to head
Andreessen HorowitzWillowTree Ventures
Portfolio companies84145
Funding rounds joined8144
Rounds led5180
Rounds, last 12 months2143
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-seed2%0%
Seed38%100%
Series A35%0%
Series B13%0%
Growth12%0%

Andreessen HorowitzWillowTree Ventures

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

Themes

share of checked companies
Fintech16%30%
AI & Machine Learning22%19%
Enterprise Software11%11%
Healthcare & Biotech11%4%
Cybersecurity7%9%
E-commerce & Marketplaces4%9%

Andreessen HorowitzWillowTree Ventures

Show as a table
Themes of Andreessen Horowitz and WillowTree Ventures, share of checked companies
Andreessen HorowitzWillowTree Ventures
Fintech16%30%
AI & Machine Learning22%19%
Enterprise Software11%11%
Healthcare & Biotech11%4%
Cybersecurity7%9%
E-commerce & Marketplaces4%9%

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

Free account · no card

Compare Andreessen Horowitz and WillowTree 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.

Work email, sign-in link by email. Already have an account? Log in
  • 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/willowtree.vc/portfolio
GET /v1/firms/a16z.com/coinvestors
The same data as an MCP server for Claude, Cursor and other AI tools. Set up MCP · Docs · Pricing