---
title: "Mr Mark Holding — Ownership Dossier"
canonical: https://whiteintel.dev/entity/154cd2f4-ac41-4ec7-8d08-69fc78c43f7a
json: https://whiteintel.dev/api/public/dossier/154cd2f4-ac41-4ec7-8d08-69fc78c43f7a
identifier: psc:kQooDzcOVRCdJgQ9xF98BCEfzE8
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mr Mark Holding

**Type:** Person  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `psc:kQooDzcOVRCdJgQ9xF98BCEfzE8`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/154cd2f4-ac41-4ec7-8d08-69fc78c43f7a  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/154cd2f4-ac41-4ec7-8d08-69fc78c43f7a  

## Ownership & control

### Holdings / subsidiaries

- **OXFORD SOUND MIXING LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/98cfdb1f-1ffc-54b1-82df-bc07d0284c35

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mr Mark Holding**. Human view: https://whiteintel.dev/entity/154cd2f4-ac41-4ec7-8d08-69fc78c43f7a · Structured JSON: https://whiteintel.dev/api/public/dossier/154cd2f4-ac41-4ec7-8d08-69fc78c43f7a._

_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"._