---
title: "Mr Mark Cook — Ownership Dossier"
canonical: https://whiteintel.dev/entity/130c6af2-92cd-4630-aacc-3a16e8a8dfc0
json: https://whiteintel.dev/api/public/dossier/130c6af2-92cd-4630-aacc-3a16e8a8dfc0
identifier: psc:5NpzSOEPP9etyDoY7egBRfIoVRE
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mr Mark Cook

**Type:** Person  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `psc:5NpzSOEPP9etyDoY7egBRfIoVRE`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/130c6af2-92cd-4630-aacc-3a16e8a8dfc0  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/130c6af2-92cd-4630-aacc-3a16e8a8dfc0  

## Ownership & control

### Holdings / subsidiaries

- **PERFORMANCE ENGINEERING SERVICES LTD** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/301802ac-e384-511e-8015-798584607249

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mr Mark Cook**. Human view: https://whiteintel.dev/entity/130c6af2-92cd-4630-aacc-3a16e8a8dfc0 · Structured JSON: https://whiteintel.dev/api/public/dossier/130c6af2-92cd-4630-aacc-3a16e8a8dfc0._

_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"._