---
title: "Mr Calum Rhiener Kenneth Hall — Ownership Dossier"
canonical: https://whiteintel.dev/entity/c8decefd-e801-5626-8591-54873c70dc1c
json: https://whiteintel.dev/api/public/dossier/c8decefd-e801-5626-8591-54873c70dc1c
identifier: oo-person:GB-COH-PER-SC829032-STb41luu5dZ9yCBeJ2oAkcp7hBo
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mr Calum Rhiener Kenneth Hall

**Type:** Person  
**Jurisdiction:** GB  
**Identifier:** `oo-person:GB-COH-PER-SC829032-STb41luu5dZ9yCBeJ2oAkcp7hBo`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/c8decefd-e801-5626-8591-54873c70dc1c  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/c8decefd-e801-5626-8591-54873c70dc1c  

## Ownership & control

### Holdings / subsidiaries

- **TECH MECHANICAL LTD** (beneficial owner) — 100% — https://whiteintel.dev/entity/4429ee1b-3196-5e69-bd05-ae70c1dd65a7

## Provenance

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

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mr Calum Rhiener Kenneth Hall**. Human view: https://whiteintel.dev/entity/c8decefd-e801-5626-8591-54873c70dc1c · Structured JSON: https://whiteintel.dev/api/public/dossier/c8decefd-e801-5626-8591-54873c70dc1c._

_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"._