---
title: "Mr Michael James Mcmahon — Ownership Dossier"
canonical: https://whiteintel.dev/entity/4e52843e-4dd9-599a-b647-cb6233ea0bee
json: https://whiteintel.dev/api/public/dossier/4e52843e-4dd9-599a-b647-cb6233ea0bee
identifier: oo-person:GB-COH-PER-SC188786-pA__1OjT620u7geT9W2qsKeFH9o
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mr Michael James Mcmahon

**Type:** Person  
**Jurisdiction:** GB  
**Identifier:** `oo-person:GB-COH-PER-SC188786-pA__1OjT620u7geT9W2qsKeFH9o`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/4e52843e-4dd9-599a-b647-cb6233ea0bee  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/4e52843e-4dd9-599a-b647-cb6233ea0bee  

## Ownership & control

### Holdings / subsidiaries

- **EUREKA DRILLING SERVICES LIMITED** (beneficial owner) — https://whiteintel.dev/entity/0fb5ffdd-c41c-5850-aeed-f027e380bf22

## Provenance

- OpenOwnership — https://www.openownership.org

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mr Michael James Mcmahon**. Human view: https://whiteintel.dev/entity/4e52843e-4dd9-599a-b647-cb6233ea0bee · Structured JSON: https://whiteintel.dev/api/public/dossier/4e52843e-4dd9-599a-b647-cb6233ea0bee._

_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"._