/
Log inGet free API keyAccount
Menu
InvestorsCompaniesFit CheckerDocsPricingGet free API key

Investors / Petri / Co-investors

Petri co-investors

Who invests alongside Petri · Accelerator

Petri shares at least one checked portfolio company with 15 other investors. It backs companies most often with Pillar (2), Babel Ventures (1) and Cultivian Sandbox Ventures (1), and 100% of its 3 checked companies have another investor VCinfo tracks.

Petri's full profileCompare with PillarGET /v1/firms/petri.bio/coinvestors
15co-investors
3companies backed with another investorof 3 checked
100%of its portfolio is co-backed
Pillarmost frequent co-investor2 shared companies

Co-investor network

the 14 firms it shares most with, and the companies they back together
7 shared companies6 shared companies2 shared companies2 shared companies2 shared companies2 shared companies2 shared companiesPillar: 2 shared companiesPillar2Babel Ventures: 1 shared companiesBabel Ventures1Cultivian Sandbox Ventures: 1 shared companiesCultivian Sandbox Ven…1DYDX Capital: 1 shared companiesDYDX Capital1Elemental Impact: 1 shared companiesElemental Impact1Extantia: 1 shared companiesExtantia1Germin8 Ventures: 1 shared companiesGermin8 Ventures1H&M Group Ventures: 1 shared companiesH&M Group Ventures1Lewis & Clark Partners: 1 shared companiesLewis & Clark Partners1Lowercarbon Capital: 1 shared companiesLowercarbon Capital1Material Impact: 1 shared companiesMaterial Impact1OMX Ventures: 1 shared companiesOMX Ventures1Toyota Ventures: 1 shared companiesToyota Ventures1Wavemaker 360: 1 shared companiesWavemaker 3601
Shared portfolio companies with PetriFirms that also back companies together

Circle size is the number of companies shared with Petri; a line joins two co-investors that back at least two companies together.

All co-investors

ranked by shared portfolio companies
#InvestorSharedCompanies both back
1PillarVenture capital · United States2
GALYYard Stick
Compare · Its co-investors
2Babel VenturesVenture capital1
GALY
Compare · Its co-investors
3Cultivian Sandbox VenturesVenture capital · United States1
Yard Stick
Compare · Its co-investors
4DYDX CapitalVenture capital · United States1
Matterworks
Compare · Its co-investors
5Elemental ImpactUnited States1
Yard Stick
Compare · Its co-investors
6ExtantiaVenture capital · Germany1
Yard Stick
Compare · Its co-investors
7Germin8 VenturesVenture capital · United States1
Matterworks
Compare · Its co-investors
8H&M Group VenturesCorporate VC1
GALY
Compare · Its co-investors
9Lewis & Clark PartnersVenture capital · United States1
Matterworks
Compare · Its co-investors
10Lowercarbon CapitalVenture capital · United States1
Yard Stick
Compare · Its co-investors
11Material ImpactVenture capital · United States1
GALY
Compare · Its co-investors
12OMX VenturesVenture capital · United States1
Matterworks
Compare · Its co-investors
13Toyota VenturesCorporate VC · United States1
Yard Stick
Compare · Its co-investors
14Wavemaker 360Venture capital · United States1
Matterworks
Compare · Its co-investors
15WorkshopUnited States1
Yard Stick
Compare · Its co-investors
Take this list with you. GET /v1/firms/petri.bio/coinvestors returns the ranked list as JSON for a CRM, a sheet or an AI agent: 25 firms a call on the free plan, 100 on Pro.
Get free API keyAPI docs

A co-investor is a firm whose own portfolio page lists a company that Petri's page lists too, both checked against the company's site. It shows who backs the same companies, not who joined the same round. How the data is graded

Free account · no card

Get Petri's co-investors as data

Pull this ranked list, Petri's portfolio and any firm's profile through one API key or MCP, compare portfolios side by side, and get an email when Petri adds a company.

Work email, sign-in link by email. Already have an account? Log in
Your API keyRead the docs
  • 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/petri.bio/coinvestors

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