---
title: "Mrs Catherine O'Sullivan — Ownership Dossier"
canonical: https://whiteintel.dev/entity/25750f0c-8bc8-4f4a-b35a-b8ee2fd6063f
json: https://whiteintel.dev/api/public/dossier/25750f0c-8bc8-4f4a-b35a-b8ee2fd6063f
identifier: psc:q0A9bvLv4ylZnTChDmheiPaK91M
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mrs Catherine O'Sullivan

**Type:** Person  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `psc:q0A9bvLv4ylZnTChDmheiPaK91M`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/25750f0c-8bc8-4f4a-b35a-b8ee2fd6063f  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/25750f0c-8bc8-4f4a-b35a-b8ee2fd6063f  

## Ownership & control

### Holdings / subsidiaries

- **SULLIVAN BROS. (CONSTRUCTION) LIMITED** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/ae7e63d7-e34a-57f4-a18f-964d1d6d4f2f

## 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 **Mrs Catherine O'Sullivan** — https://whiteintel.dev/entity/25750f0c-8bc8-4f4a-b35a-b8ee2fd6063f · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mrs Catherine O'Sullivan**. Human view: https://whiteintel.dev/entity/25750f0c-8bc8-4f4a-b35a-b8ee2fd6063f · Structured JSON: https://whiteintel.dev/api/public/dossier/25750f0c-8bc8-4f4a-b35a-b8ee2fd6063f._

_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"._