---
title: "Marsh & Mclennan Companies Uk Limited — Ownership Dossier"
canonical: https://whiteintel.dev/entity/37bd06b7-1e14-4b4f-865a-36a67fd55f37
json: https://whiteintel.dev/api/public/dossier/37bd06b7-1e14-4b4f-865a-36a67fd55f37
identifier: gb-coh:3053550
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Marsh & Mclennan Companies Uk Limited

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `gb-coh:3053550`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/37bd06b7-1e14-4b4f-865a-36a67fd55f37  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/37bd06b7-1e14-4b4f-865a-36a67fd55f37  

## Cross-source identity

The same real-world entity, resolved across sources:

- **MARSH & MCLENNAN COMPANIES UK LIMITED** — GLEIF · `lei:213800VU2KBRQD45KG11` — https://whiteintel.dev/entity/e220578e-b8eb-530f-86a5-4adfdff739fe
- **MARSH & MCLENNAN COMPANIES UK LIMITED** — companies_house_bulk · `oo:GB-COH-03053550` — https://whiteintel.dev/entity/251e1419-e2b5-5f52-a657-cb35cc4f1f25
- **Marsh & Mclennan Companies Uk Limited** — source · `gb-coh:3053550` — https://whiteintel.dev/entity/3915d435-32b9-4f22-951a-7c36bbf1323d

## Ownership & control

### Holdings / subsidiaries

- **MMC INTERNATIONAL LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/450a0cff-e778-55b7-a985-6f40d363a770

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

A **13-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.

## 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 **Marsh & Mclennan Companies Uk Limited** — https://whiteintel.dev/entity/37bd06b7-1e14-4b4f-865a-36a67fd55f37 · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Marsh & Mclennan Companies Uk Limited**. Human view: https://whiteintel.dev/entity/37bd06b7-1e14-4b4f-865a-36a67fd55f37 · Structured JSON: https://whiteintel.dev/api/public/dossier/37bd06b7-1e14-4b4f-865a-36a67fd55f37._

_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"._