---
title: "Mrs Katie Helen Oldham — Ownership Dossier"
canonical: https://whiteintel.dev/entity/c55674a1-d5bd-4e3f-bb66-15263cd95c84
json: https://whiteintel.dev/api/public/dossier/c55674a1-d5bd-4e3f-bb66-15263cd95c84
identifier: psc:CeuT9WocAkRuMnaS8-pVTWfh0AU
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mrs Katie Helen Oldham

**Type:** Person  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `psc:CeuT9WocAkRuMnaS8-pVTWfh0AU`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/c55674a1-d5bd-4e3f-bb66-15263cd95c84  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/c55674a1-d5bd-4e3f-bb66-15263cd95c84  

## Ownership & control

### Holdings / subsidiaries

- **401 CYBER SECURITY LIMITED** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/d2b2a247-d897-5b91-960d-a1cb8e1da2fa

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mrs Katie Helen Oldham**. Human view: https://whiteintel.dev/entity/c55674a1-d5bd-4e3f-bb66-15263cd95c84 · Structured JSON: https://whiteintel.dev/api/public/dossier/c55674a1-d5bd-4e3f-bb66-15263cd95c84._

_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"._