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Investors / United Kingdom / Phase 4 Partners / Co-investors

Phase 4 Partners co-investors

Who invests alongside Phase 4 Partners · Venture capital · London, United Kingdom

Phase 4 Partners shares at least one checked portfolio company with 6 other investors. It backs companies most often with Aisling Capital (1), MVM Partners (1) and NEA (1), and 75% of its 4 checked companies have another investor VCinfo tracks.

Phase 4 Partners' full profileCompare with Aisling CapitalGET /v1/firms/p4p.tech/coinvestors
6co-investors
3companies backed with another investorof 4 checked
75%of its portfolio is co-backed
Aisling Capitalmost frequent co-investor1 shared company

Co-investor network

the 6 firms it shares most with, and the companies they back together
7 shared companies5 shared companies5 shared companies3 shared companiesAisling Capital: 1 shared companiesAisling Capital1MVM Partners: 1 shared companiesMVM Partners1NEA: 1 shared companiesNEA1Omega Funds: 1 shared companiesOmega Funds1Reflex Capital: 1 shared companiesReflex Capital1Rosetta Capital: 1 shared companiesRosetta Capital1
Shared portfolio companies with Phase 4 PartnersFirms that also back companies together

Circle size is the number of companies shared with Phase 4 Partners; a line joins two co-investors that back at least two companies together.

All co-investors

ranked by shared portfolio companies
#InvestorSharedCompanies both back
1Aisling CapitalVenture capital · United States1
Paratek
Compare · Its co-investors
2MVM PartnersVenture capital · United States1
Paratek
Compare · Its co-investors
3NEAVenture capital · United States1
Acadia Pharmaceuticals
Compare · Its co-investors
4Omega FundsVenture capital · United States1
Paratek
Compare · Its co-investors
5Reflex CapitalVenture capital · Czech Republic1
Avocode
Compare · Its co-investors
6Rosetta CapitalVenture capital · United Kingdom1
Paratek
Compare · Its co-investors
Take this list with you. GET /v1/firms/p4p.tech/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.
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A co-investor is a firm whose own portfolio page lists a company that Phase 4 Partners' 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

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VCinfo API
$ curl -H "X-API-Key: YOUR_KEY" \
  https://api.vcinfo.io/v1/firms/p4p.tech/coinvestors

# also
GET /v1/firms/p4p.tech
GET /v1/firms/p4p.tech/portfolio
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