---
title: "Mr Derek Keith Mark — Ownership Dossier"
canonical: https://whiteintel.dev/entity/9db20d3c-1c19-4f4b-86a9-6d562be33632
json: https://whiteintel.dev/api/public/dossier/9db20d3c-1c19-4f4b-86a9-6d562be33632
identifier: psc:h8yELINOwtPs--_I5LLOdN9R_ZQ
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mr Derek Keith Mark

**Type:** Person  
**Jurisdiction:** GB  
**Identifier:** `psc:h8yELINOwtPs--_I5LLOdN9R_ZQ`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/9db20d3c-1c19-4f4b-86a9-6d562be33632  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/9db20d3c-1c19-4f4b-86a9-6d562be33632  

## Ownership & control

### Holdings / subsidiaries

- **T A H ACCESS PLATFORMS LLP** (beneficial owner) — https://whiteintel.dev/entity/a7d51bd8-8dc3-59cd-be1a-d75334842ece

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mr Derek Keith Mark**. Human view: https://whiteintel.dev/entity/9db20d3c-1c19-4f4b-86a9-6d562be33632 · Structured JSON: https://whiteintel.dev/api/public/dossier/9db20d3c-1c19-4f4b-86a9-6d562be33632._

_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"._