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Investors / Altari Ventures / Compare with S3 Ventures

Altari Ventures vs S3 Ventures

Altari Ventures lists 32 portfolio companies and has joined 1 funding round; S3 Ventures lists 23 companies and has joined 24 rounds. Altari Ventures comes in most often at Seed (100% of its entries), S3 Ventures comes in most often at Series A (38% of its entries). 1 company is on both portfolios, among them Nestimate.

32Portfolio companies23
1Funding rounds joined24
0Rounds led15
0Rounds, last 12 months20
$5M to $20MTypical round it comes in at$20M to $100M
0%Sites no longer answering0%
Show as a table
Altari Ventures and S3 Ventures, head to head
Altari VenturesS3 Ventures
Portfolio companies3223
Funding rounds joined124
Rounds led015
Rounds, last 12 months020
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-seed0%0%
Seed100%21%
Series A0%38%
Series B0%17%
Growth0%25%

Altari VenturesS3 Ventures

Show as a table
Entry stages of Altari Ventures and S3 Ventures, share of entries
Altari VenturesS3 Ventures
Pre-seed0%0%
Seed100%21%
Series A0%38%
Series B0%17%
Growth0%25%

Themes

share of checked companies
Fintech49%24%
Healthcare & Biotech0%24%
AI & Machine Learning19%15%
Enterprise Software6%9%
Space & Defense0%9%
Industrial & Manufacturing4%0%

Altari VenturesS3 Ventures

Show as a table
Themes of Altari Ventures and S3 Ventures, share of checked companies
Altari VenturesS3 Ventures
Fintech49%24%
Healthcare & Biotech0%24%
AI & Machine Learning19%15%
Enterprise Software6%9%
Space & Defense0%9%
Industrial & Manufacturing4%0%

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 Altari Ventures and S3 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.

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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/altariventures.com/portfolio

# also
GET /v1/firms/s3vc.com/portfolio
GET /v1/firms/altariventures.com/coinvestors
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