/

Investors / United States / Mosaic / Co-investors

Mosaic co-investors

Who invests alongside Mosaic · Venture capital · San Francisco, United States

Mosaic shares at least one checked portfolio company with 56 other investors. It backs companies most often with 1745 Ventures (1), Actions Capital (1) and Activant Capital (1), and 94% of its 18 checked companies have another investor VCinfo tracks.

56co-investors
17companies backed with another investorof 18 checked
94%of its portfolio is co-backed
1745 Venturesmost frequent co-investor1 shared company

Co-investor network

the 14 firms it shares most with, and the companies they back together
4 shared companies2 shared companies1745 Ventures: 1 shared companies1745 Ventures1AV8 Ventures: 1 shared companiesAV8 Ventures1Actions Capital: 1 shared companiesActions Capital1Activant Capital: 1 shared companiesActivant Capital1AlleyCorp: 1 shared companiesAlleyCorp1Altai Ventures: 1 shared companiesAltai Ventures1Anorak Ventures: 1 shared companiesAnorak Ventures1Anthemis: 1 shared companiesAnthemis1Array Ventures: 1 shared companiesArray Ventures1Atinc: 1 shared companiesAtinc1Aurum Partners VC: 1 shared companiesAurum Partners VC1BIG Ideas Group: 1 shared companiesBIG Ideas Group1BITKRAFT Ventures: 1 shared companiesBITKRAFT Ventures1BY Venture Partners: 1 shared companiesBY Venture Partners1
Shared portfolio companies with MosaicFirms that also back companies together

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

All co-investors

ranked by shared portfolio companies
#InvestorSharedCompanies both back
11745 VenturesCorporate VC · United States1Compare · Its co-investors
2Actions CapitalVenture capital · United States1Compare · Its co-investors
3Activant CapitalVenture capital · United States1Compare · Its co-investors
4AlleyCorpVenture capital · United States1Compare · Its co-investors
5Altai VenturesVenture capital · United States1Compare · Its co-investors
6Anorak VenturesVenture capital · United States1Compare · Its co-investors
7AnthemisVenture capital · United States1Compare · Its co-investors
8Array VenturesVenture capital · United States1Compare · Its co-investors
9AtincVenture capital · United States1Compare · Its co-investors
10Aurum Partners VCVenture capital · United States1Compare · Its co-investors
11AV8 VenturesVenture capital · United States1Compare · Its co-investors
12Basecamp FundVenture capital · United States1Compare · Its co-investors
13BIG Ideas GroupUnited Kingdom1Compare · Its co-investors
14BITKRAFT VenturesVenture capital · United States1Compare · Its co-investors
15Black JaysVenture capital1Compare · Its co-investors
16Boro CapitalVenture capital · United States1Compare · Its co-investors
17Brooklyn Bridge VenturesVenture capital · United States1Compare · Its co-investors
18Bullpen CapitalVenture capital · United States1Compare · Its co-investors
19BY Venture PartnersVenture capital · United Arab Emirates1Compare · Its co-investors
20Causeway Media PartnersVenture capital · United States1Compare · Its co-investors
21Cofounders CapitalVenture capital · United States1Compare · Its co-investors
22Collaborative FundVenture capital · United States1Compare · Its co-investors
23Courtside VenturesVenture capital · United States1Compare · Its co-investors
24Denver VenturesVenture capital · United States1Compare · Its co-investors
25Drive by DraftKingsVenture capital · United States1Compare · Its co-investors
26Entrepreneurs Roundtable AcceleratorAccelerator · United States1Compare · Its co-investors
27Firsttracks VCVenture capital1Compare · Its co-investors
28ForerunnerVenture capital · United States1Compare · Its co-investors
29General CatalystVenture capital · United States1Compare · Its co-investors
30GreyMatterVenture capital1Compare · Its co-investors
31HLM Investment PartnersVenture capital · United States1Compare · Its co-investors
32IA Capital GroupVenture capital · United States1Compare · Its co-investors
33Ibex InvestorsVenture capital · United States1Compare · Its co-investors
34Impact America FundVenture capital · United States1Compare · Its co-investors
35Joyance PartnersVenture capital1Compare · Its co-investors
36LaconiaVenture capital · United States1Compare · Its co-investors
37LifeX VenturesVenture capital · United States1Compare · Its co-investors
38Matchstick VenturesVenture capital · United States1Compare · Its co-investors
39MGVVenture capital · United States1Compare · Its co-investors
40MoreTech VenturesVenture capital1Compare · Its co-investors
41MVCVenture capital1Compare · Its co-investors
42NFXVenture capital · United States1Compare · Its co-investors
43Precursor VenturesVenture capital · United States1Compare · Its co-investors
44PrimaryVenture capital · United States1Compare · Its co-investors
45Quain InvestmentsVenture capital · United States1Compare · Its co-investors
46Remarkable VenturesVenture capital1Compare · Its co-investors
47RestiveVenture capital · United States1Compare · Its co-investors
48Route 66 VenturesVenture capital · United States1Compare · Its co-investors
49Samsung NEXTCorporate VC · United States1Compare · Its co-investors
50Service Provider CapitalVenture capital · United States1Compare · Its co-investors
51Seven Seven SixVenture capital · United States1Compare · Its co-investors
52Tal VenturesVenture capital · Israel1Compare · Its co-investors
53Toba CapitalVenture capital · United States1Compare · Its co-investors
54Two Lanterns Venture CapitalVenture capital1Compare · Its co-investors
55Will VenturesVenture capital · United States1Compare · Its co-investors
56Y CombinatorAccelerator · United States1Compare · Its co-investors
Take this list with you. GET /v1/firms/mgp.vc/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 Mosaic'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 Mosaic's co-investors as data

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

Work email, sign-in link by email. Already have an account? Log in
  • 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/mgp.vc/coinvestors

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