---
title: "Mark Stephen Hearn — Ownership Dossier"
canonical: https://whiteintel.dev/entity/40f2d5dd-eaec-4b97-8f82-c0a93ff43954
json: https://whiteintel.dev/api/public/dossier/40f2d5dd-eaec-4b97-8f82-c0a93ff43954
identifier: psc:T9gmnxv_YQmZsGOuCao5w61GelA
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mark Stephen Hearn

**Type:** Person  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `psc:T9gmnxv_YQmZsGOuCao5w61GelA`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/40f2d5dd-eaec-4b97-8f82-c0a93ff43954  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/40f2d5dd-eaec-4b97-8f82-c0a93ff43954  

## Ownership & control

### Holdings / subsidiaries

- **MARK HEARN ENGINEERING LTD** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/682176a1-1358-5c2f-b3f8-2401dbffd139

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mark Stephen Hearn**. Human view: https://whiteintel.dev/entity/40f2d5dd-eaec-4b97-8f82-c0a93ff43954 · Structured JSON: https://whiteintel.dev/api/public/dossier/40f2d5dd-eaec-4b97-8f82-c0a93ff43954._

_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"._