---
title: "Mr Mark John Martin — Ownership Dossier"
canonical: https://whiteintel.dev/entity/53e2a773-50ea-4b6c-abf8-e1d7b20522ff
json: https://whiteintel.dev/api/public/dossier/53e2a773-50ea-4b6c-abf8-e1d7b20522ff
identifier: psc:1i44jHhBNw9YB5aKXe35Sh-tIkY
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mr Mark John Martin

**Type:** Person  
**Jurisdiction:** GB  
**Identifier:** `psc:1i44jHhBNw9YB5aKXe35Sh-tIkY`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/53e2a773-50ea-4b6c-abf8-e1d7b20522ff  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/53e2a773-50ea-4b6c-abf8-e1d7b20522ff  

## Ownership & control

### Holdings / subsidiaries

- **CALDWELL PENN SERVICES LLP** (beneficial owner) — https://whiteintel.dev/entity/32aac64d-bcea-5ae6-a494-57f4d298ec9c

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mr Mark John Martin**. Human view: https://whiteintel.dev/entity/53e2a773-50ea-4b6c-abf8-e1d7b20522ff · Structured JSON: https://whiteintel.dev/api/public/dossier/53e2a773-50ea-4b6c-abf8-e1d7b20522ff._

_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"._