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Investors / 91 Ventures / Compare with Irregular Expressions

91 Ventures vs Irregular Expressions

91 Ventures lists 22 portfolio companies and has joined 3 funding rounds; Irregular Expressions lists 145 companies and has joined 1 round. 91 Ventures comes in most often at Seed (100% of its entries), Irregular Expressions comes in most often at Seed (100% of its entries). 1 company is on both portfolios, among them Atero.

22Portfolio companies145
3Funding rounds joined1
0Rounds led0
2Rounds, last 12 months0
$5M to $20MTypical round it comes in at$1M to $5M
0%Sites no longer answering0%
Show as a table
91 Ventures and Irregular Expressions, head to head
91 VenturesIrregular Expressions
Portfolio companies22145
Funding rounds joined31
Rounds led00
Rounds, last 12 months20
Typical round it comes in at$5M to $20M$1M to $5M
Sites no longer answering0%0%

Where they come in

share of entries by stage
Pre-seed0%0%
Seed100%100%
Series A0%0%
Series B0%0%
Growth0%0%

91 VenturesIrregular Expressions

Show as a table
Entry stages of 91 Ventures and Irregular Expressions, share of entries
91 VenturesIrregular Expressions
Pre-seed0%0%
Seed100%100%
Series A0%0%
Series B0%0%
Growth0%0%

Themes

share of checked companies
AI & Machine Learning40%28%
Enterprise Software20%17%
Fintech5%12%
Cybersecurity0%8%
Media & Entertainment8%3%
Healthcare & Biotech0%7%

91 VenturesIrregular Expressions

Show as a table
Themes of 91 Ventures and Irregular Expressions, share of checked companies
91 VenturesIrregular Expressions
AI & Machine Learning40%28%
Enterprise Software20%17%
Fintech5%12%
Cybersecurity0%8%
Media & Entertainment8%3%
Healthcare & Biotech0%7%

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 91 Ventures and Irregular Expressions 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/91vc.fund/portfolio

# also
GET /v1/firms/irregex.vc/portfolio
GET /v1/firms/91vc.fund/coinvestors
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