---
title: "Mr Matthew John Callan — Ownership Dossier"
canonical: https://whiteintel.dev/entity/4e41c413-9d79-50eb-9499-7cbecb458732
json: https://whiteintel.dev/api/public/dossier/4e41c413-9d79-50eb-9499-7cbecb458732
identifier: oo-person:GB-COH-PER-07957912-pjmpf4NpGTDxSy8L_2M9SbpFaIA
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mr Matthew John Callan

**Type:** Person  
**Jurisdiction:** GB  
**Identifier:** `oo-person:GB-COH-PER-07957912-pjmpf4NpGTDxSy8L_2M9SbpFaIA`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/4e41c413-9d79-50eb-9499-7cbecb458732  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/4e41c413-9d79-50eb-9499-7cbecb458732  

## Ownership & control

### Holdings / subsidiaries

- **ALTERNATIVE GLASS WORKS LTD** (beneficial owner) — 100% — https://whiteintel.dev/entity/4a6230a7-ffab-58ae-be6b-c0acb883cd6d

## Provenance

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

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mr Matthew John Callan**. Human view: https://whiteintel.dev/entity/4e41c413-9d79-50eb-9499-7cbecb458732 · Structured JSON: https://whiteintel.dev/api/public/dossier/4e41c413-9d79-50eb-9499-7cbecb458732._

_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"._