---
title: "Denis John O'Brien — Ownership Dossier"
canonical: https://whiteintel.dev/entity/12cdc077-bbdb-4eb3-b5f2-917c9327dfbe
json: https://whiteintel.dev/api/public/dossier/12cdc077-bbdb-4eb3-b5f2-917c9327dfbe
identifier: psc:9UqDgX41qM4QLv1Xzg018MMnOHc
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Denis John O'Brien

**Type:** Person  
**Jurisdiction:** GB  
**Identifier:** `psc:9UqDgX41qM4QLv1Xzg018MMnOHc`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/12cdc077-bbdb-4eb3-b5f2-917c9327dfbe  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/12cdc077-bbdb-4eb3-b5f2-917c9327dfbe  

## Ownership & control

### Holdings / subsidiaries

- **KINMUCK ENERGY STORAGE LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/6dfb764f-c8a4-58a4-8365-38472bc92b02

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Denis John O'Brien**. Human view: https://whiteintel.dev/entity/12cdc077-bbdb-4eb3-b5f2-917c9327dfbe · Structured JSON: https://whiteintel.dev/api/public/dossier/12cdc077-bbdb-4eb3-b5f2-917c9327dfbe._

_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"._