/

Investors / Castrum Capital / Co-investors

Castrum Capital co-investors

Who invests alongside Castrum Capital · Venture capital · Istanbul

Castrum Capital shares at least one checked portfolio company with 54 other investors. It backs companies most often with Coinvestor Ventures (5), Taisu Ventures (4) and Animoca Brands (3), and 46% of its 61 checked companies have another investor VCinfo tracks.

54co-investors
28companies backed with another investorof 61 checked
46%of its portfolio is co-backed
Coinvestor Venturesmost frequent co-investor5 shared companies

Co-investor network

the 14 firms it shares most with, and the companies they back together
23 shared companies10 shared companies8 shared companies7 shared companies6 shared companies6 shared companies3 shared companies3 shared companies3 shared companies3 shared companies2 shared companies2 shared companies2 shared companies2 shared companiesCoinvestor Ventures: 5 shared companiesCoinvestor Ventures5Taisu Ventures: 4 shared companiesTaisu Ventures4Animoca Brands: 3 shared companiesAnimoca Brands3MH Ventures: 3 shared companiesMH Ventures3Alpha Partners: 2 shared companiesAlpha Partners2Andromeda Capital: 2 shared companiesAndromeda Capital2Becker Ventures: 2 shared companiesBecker Ventures2Founderheads: 2 shared companiesFounderheads2Go2Mars Labs: 2 shared companiesGo2Mars Labs2Metazero Capital: 2 shared companiesMetazero Capital2Oracles Investment Group: 2 shared companiesOracles Investment Gr…2Accelerating Asia: 1 shared companiesAccelerating Asia1Agoranov: 1 shared companiesAgoranov1Baboon VC: 1 shared companiesBaboon VC1
Shared portfolio companies with Castrum CapitalFirms that also back companies together

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

All co-investors

ranked by shared portfolio companies
#InvestorSharedCompanies both back
1Coinvestor VenturesVenture capital5Compare · Its co-investors
2Taisu VenturesVenture capital4Compare · Its co-investors
3Animoca BrandsHong Kong3Compare · Its co-investors
4MH VenturesVenture capital · Cayman Islands3Compare · Its co-investors
5Alpha PartnersVenture capital · United States2Compare · Its co-investors
6Andromeda CapitalVenture capital2Compare · Its co-investors
7Becker VenturesVenture capital · Germany2Compare · Its co-investors
8FounderheadsVenture capital2Compare · Its co-investors
9Go2Mars LabsAccelerator2Compare · Its co-investors
10Metazero CapitalVenture capital2Compare · Its co-investors
11Oracles Investment GroupVenture capital2Compare · Its co-investors
12Accelerating AsiaVenture capital · Singapore1Compare · Its co-investors
13AgoranovAccelerator · France1Compare · Its co-investors
14Baboon VCVenture capital1Compare · Its co-investors
15Block54Venture capital · Poland1Compare · Its co-investors
16Blockhub DAOVenture capital1Compare · Its co-investors
17C² VenturesVenture capital1Compare · Its co-investors
18Cryptonite CapitalVenture capital1Compare · Its co-investors
19DCI CapitalVenture capital1Compare · Its co-investors
20Decima FundVenture capital1Compare · Its co-investors
21DeepTech VenturesVenture capital · Switzerland1Compare · Its co-investors
22Draper DragonVenture capital · United States1Compare · Its co-investors
23Extra WattsUnited States1Compare · Its co-investors
24FONGITAccelerator · Switzerland1Compare · Its co-investors
25Genesis CapitalAccelerator1Compare · Its co-investors
26Grizzly CapitalVenture capital1Compare · Its co-investors
27GTS VenturesVenture capital1Compare · Its co-investors
28Hartmann CapitalVenture capital1Compare · Its co-investors
29Indelible VenturesVenture capital · Malaysia1Compare · Its co-investors
30Innovation Engine Inc.Venture capital · Japan1Compare · Its co-investors
31Joyance PartnersVenture capital1Compare · Its co-investors
32LBank LabsVenture capital1Compare · Its co-investors
33London Real VenturesVenture capital1Compare · Its co-investors
34M2M CapitalVenture capital · Hong Kong1Compare · Its co-investors
35Magnus CapitalVenture capital · Netherlands1Compare · Its co-investors
36Majinx CapitalVenture capital1Compare · Its co-investors
37Maven Crypto VenturesVenture capital1Compare · Its co-investors
38NGC VenturesVenture capital · Singapore1Compare · Its co-investors
39Nineyards EquityVenture capital · Sweden1Compare · Its co-investors
40Old Fashion ResearchVenture capital1Compare · Its co-investors
41Outlier VenturesVenture capital1Compare · Its co-investors
42Primal CapitalVenture capital · United Arab Emirates1Compare · Its co-investors
43Rhinevall CapitalVenture capital · Liechtenstein1Compare · Its co-investors
44Sanctor CapitalVenture capital1Compare · Its co-investors
45Signum CapitalVenture capital · Singapore1Compare · Its co-investors
46SpiderSilk Capitalspidersilk.capital1Compare · Its co-investors
47Ten ElevenVenture capital · United States1Compare · Its co-investors
48Token Bay CapitalVenture capital · United Arab Emirates1Compare · Its co-investors
49TRIVE VenturesVenture capital · Singapore1Compare · Its co-investors
50Valor Siren VenturesVenture capital · United States1Compare · Its co-investors
51ValueTech SeedVenture capital · Poland1Compare · Its co-investors
52Varys CapitalVenture capital1Compare · Its co-investors
53Waterdrip CapitalVenture capital · China1Compare · Its co-investors
54XDC VenturesVenture capital · United Arab Emirates1Compare · Its co-investors
Take this list with you. GET /v1/firms/castrum.capital/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 Castrum Capital'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 Castrum Capital's co-investors as data

Pull this ranked list, Castrum Capital's portfolio and any firm's profile through one API key or MCP, compare portfolios side by side, and get an email when Castrum Capital 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/castrum.capital/coinvestors

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