---
title: "Mark Clive Williamson — Ownership Dossier"
canonical: https://whiteintel.dev/entity/77470dc7-e932-44dc-a670-ed382ab4bbfc
json: https://whiteintel.dev/api/public/dossier/77470dc7-e932-44dc-a670-ed382ab4bbfc
identifier: psc:u2hTxiVbMFRtBl2hTNMlF7vpNAE
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mark Clive Williamson

**Type:** Person  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `psc:u2hTxiVbMFRtBl2hTNMlF7vpNAE`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/77470dc7-e932-44dc-a670-ed382ab4bbfc  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/77470dc7-e932-44dc-a670-ed382ab4bbfc  

## Ownership & control

### Holdings / subsidiaries

- **ROSEFIELD SALVAGE LIMITED** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/6126eb73-b9ec-5934-b598-2b35b0709d9b

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mark Clive Williamson**. Human view: https://whiteintel.dev/entity/77470dc7-e932-44dc-a670-ed382ab4bbfc · Structured JSON: https://whiteintel.dev/api/public/dossier/77470dc7-e932-44dc-a670-ed382ab4bbfc._

_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"._