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Investors / Kleiner Perkins / Compare with Mayfield

Kleiner Perkins vs Mayfield

Kleiner Perkins lists 309 portfolio companies and has joined 94 funding rounds; Mayfield lists 133 companies and has joined 38 rounds. Kleiner Perkins comes in most often at Growth (36% of its entries), Mayfield comes in most often at Series A (39% of its entries). 4 companies are on both portfolios, among them Alif Semiconductor, Citrix and Multiply.

309Portfolio companies133
94Funding rounds joined38
35Rounds led13
58Rounds, last 12 months21
$100M or moreTypical round it comes in at$20M to $100M
0%Sites no longer answering0%
Show as a table
Kleiner Perkins and Mayfield, head to head
Kleiner PerkinsMayfield
Portfolio companies309133
Funding rounds joined9438
Rounds led3513
Rounds, last 12 months5821
Typical round it comes in at$100M or more$20M to $100M
Sites no longer answering0%0%

Where they come in

share of entries by stage
Pre-seed0%3%
Seed20%36%
Series A29%39%
Series B16%10%
Growth36%13%

Kleiner PerkinsMayfield

Show as a table
Entry stages of Kleiner Perkins and Mayfield, share of entries
Kleiner PerkinsMayfield
Pre-seed0%3%
Seed20%36%
Series A29%39%
Series B16%10%
Growth36%13%

Themes

share of checked companies
AI & Machine Learning26%34%
Healthcare & Biotech13%8%
Enterprise Software11%9%
Cybersecurity7%11%
Fintech8%7%
Industrial & Manufacturing6%0%

Kleiner PerkinsMayfield

Show as a table
Themes of Kleiner Perkins and Mayfield, share of checked companies
Kleiner PerkinsMayfield
AI & Machine Learning26%34%
Healthcare & Biotech13%8%
Enterprise Software11%9%
Cybersecurity7%11%
Fintech8%7%
Industrial & Manufacturing6%0%

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 Kleiner Perkins and Mayfield 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/kleinerperkins.com/portfolio

# also
GET /v1/firms/mayfield.com/portfolio
GET /v1/firms/kleinerperkins.com/coinvestors
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