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Investors / Versant Ventures / Compare with Westlake BioPartners

Versant Ventures vs Westlake BioPartners

Versant Ventures lists 59 portfolio companies and has joined 10 funding rounds; Westlake BioPartners lists 16 companies and has joined 4 rounds. Versant Ventures comes in most often at Series A (71% of its entries), Westlake BioPartners comes in most often at Series A (75% of its entries). 3 companies are on both portfolios, among them allrockbio.com, Borealis Biosciences and Capsida.

59Portfolio companies16
10Funding rounds joined4
4Rounds led2
3Rounds, last 12 months2
$20M to $100MTypical round it comes in at$20M to $100M
0%Sites no longer answering0%
Show as a table
Versant Ventures and Westlake BioPartners, head to head
Versant VenturesWestlake BioPartners
Portfolio companies5916
Funding rounds joined104
Rounds led42
Rounds, last 12 months32
Typical round it comes in at$20M to $100M$20M to $100M
Sites no longer answering0%0%

Where they come in

share of entries by stage
Pre-seed0%0%
Seed0%0%
Series A71%75%
Series B0%0%
Growth29%25%

Versant VenturesWestlake BioPartners

Show as a table
Entry stages of Versant Ventures and Westlake BioPartners, share of entries
Versant VenturesWestlake BioPartners
Pre-seed0%0%
Seed0%0%
Series A71%75%
Series B0%0%
Growth29%25%

Themes

share of checked companies
Healthcare & Biotech90%100%
AI & Machine Learning3%0%
Robotics & Hardware2%0%
Industrial & Manufacturing2%0%
Space & Defense2%0%
Enterprise Software2%0%

Versant VenturesWestlake BioPartners

Show as a table
Themes of Versant Ventures and Westlake BioPartners, share of checked companies
Versant VenturesWestlake BioPartners
Healthcare & Biotech90%100%
AI & Machine Learning3%0%
Robotics & Hardware2%0%
Industrial & Manufacturing2%0%
Space & Defense2%0%
Enterprise Software2%0%

Companies both back

3

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 Versant Ventures and Westlake BioPartners 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/versantventures.com/portfolio

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