---
title: "CALLOSUM COMMUNICATIONS LTD — Ownership Dossier"
canonical: https://whiteintel.dev/entity/163b2301-f822-4dfd-be77-988bc22247e1
json: https://whiteintel.dev/api/public/dossier/163b2301-f822-4dfd-be77-988bc22247e1
identifier: gb-coh:17139976
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# CALLOSUM COMMUNICATIONS LTD

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `gb-coh:17139976`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/163b2301-f822-4dfd-be77-988bc22247e1  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/163b2301-f822-4dfd-be77-988bc22247e1  

## Ownership & control

### Owners / controllers

- **Jack Andrew Curran** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/796b5349-bcf2-4d02-b08a-9a2694dac652

### UBO chain (walk to the ultimate owner)

A **1-step** ownership/control chain to the ultimate beneficial owner is resolved for this entity. The full cited chain unlocks with a paid API key or a one-off dossier — https://whiteintel.dev/pricing.

## Company profile (live · UK Companies House)

- **Company number:** `17139976`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2026-04-07
- **Registered office:** 66 Paul Street, London, England, EC2A 4NA, United Kingdom
- **SIC:** 74909

## Provenance

- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/17139976

## Get the full, resolved dossier (agent-callable)

The above is the free teaser. The resolved **multi-hop UBO chain**, ownership **%**, full **financial history**, itemised **assets** and the hop-by-hop **exposure path** are the paid depth — callable as tools from your agent:

```bash
npx -y @whiteintel/mcp-server   # then: get_dossier · trace_ownership_path · check_offshore_exposure
```

Or unlock a one-off cited dossier for **CALLOSUM COMMUNICATIONS LTD** — https://whiteintel.dev/entity/163b2301-f822-4dfd-be77-988bc22247e1 · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **CALLOSUM COMMUNICATIONS LTD**. Human view: https://whiteintel.dev/entity/163b2301-f822-4dfd-be77-988bc22247e1 · Structured JSON: https://whiteintel.dev/api/public/dossier/163b2301-f822-4dfd-be77-988bc22247e1._

_Risk levels are heuristic investigative leads, not legal determinations of beneficial ownership. Every claim carries a source; an absent edge means "not yet observed in current sources", not "does not exist"._