---
title: "Mr Mark Robert Casswell — Ownership Dossier"
canonical: https://whiteintel.dev/entity/a65f62fb-e249-4eec-8cb4-0c6fca2b5a9a
json: https://whiteintel.dev/api/public/dossier/a65f62fb-e249-4eec-8cb4-0c6fca2b5a9a
identifier: psc:RCQDKFqWJGMY5hp5XF7R1U15Vw8
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mr Mark Robert Casswell

**Type:** Person  
**Jurisdiction:** GB  
**Identifier:** `psc:RCQDKFqWJGMY5hp5XF7R1U15Vw8`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/a65f62fb-e249-4eec-8cb4-0c6fca2b5a9a  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/a65f62fb-e249-4eec-8cb4-0c6fca2b5a9a  

## Ownership & control

### Holdings / subsidiaries

- **TGC DEVELOPMENTS LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/99249641-7f6b-5f52-a895-7322a1782edd

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mr Mark Robert Casswell**. Human view: https://whiteintel.dev/entity/a65f62fb-e249-4eec-8cb4-0c6fca2b5a9a · Structured JSON: https://whiteintel.dev/api/public/dossier/a65f62fb-e249-4eec-8cb4-0c6fca2b5a9a._

_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"._