---
title: "Denis John O'Brien — Ownership Dossier"
canonical: https://whiteintel.dev/entity/37303eed-d948-494c-a93d-9b82e5e5c460
json: https://whiteintel.dev/api/public/dossier/37303eed-d948-494c-a93d-9b82e5e5c460
identifier: psc:ZYJAc-e1DInTkDzHHS2Im6STFMA
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Denis John O'Brien

**Type:** Person  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `psc:ZYJAc-e1DInTkDzHHS2Im6STFMA`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/37303eed-d948-494c-a93d-9b82e5e5c460  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/37303eed-d948-494c-a93d-9b82e5e5c460  

## Ownership & control

### Holdings / subsidiaries

- **IRONBRIDGE SOLAR LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/22c8bb9b-9896-5cce-b759-6e01807d5561

## 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 **Denis John O'Brien** — https://whiteintel.dev/entity/37303eed-d948-494c-a93d-9b82e5e5c460 · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Denis John O'Brien**. Human view: https://whiteintel.dev/entity/37303eed-d948-494c-a93d-9b82e5e5c460 · Structured JSON: https://whiteintel.dev/api/public/dossier/37303eed-d948-494c-a93d-9b82e5e5c460._

_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"._