---
title: "Michael Ridgway Dinham — Ownership Dossier"
canonical: https://whiteintel.dev/entity/829a49fe-b360-5d66-9ffc-4e47e4dac2cd
json: https://whiteintel.dev/api/public/dossier/829a49fe-b360-5d66-9ffc-4e47e4dac2cd
identifier: oo-person:GB-COH-PER-OE003905-oHH37s1E6wyjt8Fvzxvt5GSVHqs
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Michael Ridgway Dinham

**Type:** Person  
**Jurisdiction:** GB  
**Identifier:** `oo-person:GB-COH-PER-OE003905-oHH37s1E6wyjt8Fvzxvt5GSVHqs`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/829a49fe-b360-5d66-9ffc-4e47e4dac2cd  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/829a49fe-b360-5d66-9ffc-4e47e4dac2cd  

## Ownership & control

### Holdings / subsidiaries

- **EXTRA MSA CAMBRIDGE LIMITED** (beneficial owner) — https://whiteintel.dev/entity/22df8cc2-e7c6-54ed-b6ab-e56da911c176

## Provenance

- OpenOwnership — https://www.openownership.org

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Michael Ridgway Dinham**. Human view: https://whiteintel.dev/entity/829a49fe-b360-5d66-9ffc-4e47e4dac2cd · Structured JSON: https://whiteintel.dev/api/public/dossier/829a49fe-b360-5d66-9ffc-4e47e4dac2cd._

_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"._