---
title: "Arch Capital Group Ltd — Ownership Dossier"
canonical: https://whiteintel.dev/entity/a3189701-92c5-5730-aa1d-0f4cf94de852
json: https://whiteintel.dev/api/public/dossier/a3189701-92c5-5730-aa1d-0f4cf94de852
identifier: oo:GB-COH-OC413814
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Arch Capital Group Ltd

**Type:** Company  
**Identifier:** `oo:GB-COH-OC413814`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/a3189701-92c5-5730-aa1d-0f4cf94de852  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/a3189701-92c5-5730-aa1d-0f4cf94de852  

## Ownership & control

### Owners / controllers

- **Scott Simmons** (beneficial owner) — 50% — https://whiteintel.dev/entity/1613d9ab-0b67-53ec-b92c-b087a40cdd62
- **RYAN SPECIALTY UNDERWRITING MANAGERS INTERNATIONAL LIMITED** (beneficial owner) — 100% — https://whiteintel.dev/entity/c88cffd6-a2e4-501e-9bb5-79c89bbbe155
- **Arch Capital Group Limited** (beneficial owner) — https://whiteintel.dev/entity/486fd13f-bac0-4874-ad42-7f595647e363
- **RYAN SPECIALTY UNDERWRITING MANAGERS INTERNATIONAL LIMITED** (beneficial owner) — https://whiteintel.dev/entity/c88cffd6-a2e4-501e-9bb5-79c89bbbe155
- **Scott Simmons** (beneficial owner) — https://whiteintel.dev/entity/ef149ccb-e629-43a1-8b83-2181b34a21f9

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

A **16-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.

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/OC413814

## 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 **Arch Capital Group Ltd** — https://whiteintel.dev/entity/a3189701-92c5-5730-aa1d-0f4cf94de852 · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Arch Capital Group Ltd**. Human view: https://whiteintel.dev/entity/a3189701-92c5-5730-aa1d-0f4cf94de852 · Structured JSON: https://whiteintel.dev/api/public/dossier/a3189701-92c5-5730-aa1d-0f4cf94de852._

_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"._