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Investors / ISAI / Compare with PT1

ISAI vs PT1

ISAI lists 105 portfolio companies and has joined 11 funding rounds; PT1 lists 36 companies and has joined 3 rounds. ISAI comes in most often at Series A (50% of its entries), PT1 comes in most often at Seed (100% of its entries). 1 company is on both portfolios, among them ecoworks.

105Portfolio companies36
11Funding rounds joined3
3Rounds led2
7Rounds, last 12 months3
$20M to $100MTypical round it comes in at$5M to $20M
0%Sites no longer answering0%
Show as a table
ISAI and PT1, head to head
ISAIPT1
Portfolio companies10536
Funding rounds joined113
Rounds led32
Rounds, last 12 months73
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-seed0%0%
Seed40%100%
Series A50%0%
Series B0%0%
Growth10%0%

ISAIPT1

Show as a table
Entry stages of ISAI and PT1, share of entries
ISAIPT1
Pre-seed0%0%
Seed40%100%
Series A50%0%
Series B0%0%
Growth10%0%

Themes

share of checked companies
Real Estate & Construction6%26%
AI & Machine Learning19%16%
Industrial & Manufacturing7%14%
Education0%14%
Fintech12%7%
Enterprise Software10%5%

ISAIPT1

Show as a table
Themes of ISAI and PT1, share of checked companies
ISAIPT1
Real Estate & Construction6%26%
AI & Machine Learning19%16%
Industrial & Manufacturing7%14%
Education0%14%
Fintech12%7%
Enterprise Software10%5%

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 ISAI and PT1 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/isai.fr/portfolio

# also
GET /v1/firms/pt1.vc/portfolio
GET /v1/firms/isai.fr/coinvestors
The same data as an MCP server for Claude, Cursor and other AI tools. Set up MCP · Docs · Pricing