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Investors / Field Ventures / Compare with Mayfield

Field Ventures vs Mayfield

Field Ventures lists 12 portfolio companies and has joined 4 funding rounds; Mayfield lists 134 companies and has joined 38 rounds. Field Ventures comes in most often at Pre-seed (33% of its entries), Mayfield comes in most often at Series A (39% of its entries). 1 company is on both portfolios, among them Upwards.

12Portfolio companies134
4Funding rounds joined38
1Rounds led13
2Rounds, last 12 months21
$5M to $20MTypical round it comes in at$20M to $100M
0%Sites no longer answering0%
Show as a table
Field Ventures and Mayfield, head to head
Field VenturesMayfield
Portfolio companies12134
Funding rounds joined438
Rounds led113
Rounds, last 12 months221
Typical round it comes in at$5M to $20M$20M to $100M
Sites no longer answering0%0%

Where they come in

share of entries by stage
Pre-seed33%3%
Seed33%36%
Series A33%39%
Series B0%10%
Growth0%13%

Field VenturesMayfield

Show as a table
Entry stages of Field Ventures and Mayfield, share of entries
Field VenturesMayfield
Pre-seed33%3%
Seed33%36%
Series A33%39%
Series B0%10%
Growth0%13%

Themes

share of checked companies
AI & Machine Learning25%34%
Fintech20%7%
Enterprise Software20%9%
Cybersecurity5%11%
Education10%5%
Healthcare & Biotech10%9%

Field VenturesMayfield

Show as a table
Themes of Field Ventures and Mayfield, share of checked companies
Field VenturesMayfield
AI & Machine Learning25%34%
Fintech20%7%
Enterprise Software20%9%
Cybersecurity5%11%
Education10%5%
Healthcare & Biotech10%9%

Companies both back

1

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 Field Ventures 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/fieldvc.com/portfolio

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