---
title: "Mr Jonathan Markham — Ownership Dossier"
canonical: https://whiteintel.dev/entity/72bd91a2-83ba-5fc7-9c6d-2e1d1f5bdbfb
json: https://whiteintel.dev/api/public/dossier/72bd91a2-83ba-5fc7-9c6d-2e1d1f5bdbfb
identifier: oo-person:GB-COH-PER-14395370-M1QYDbD-NywEcSDRnambR654AFo
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mr Jonathan Markham

**Type:** Person  
**Jurisdiction:** GB  
**Identifier:** `oo-person:GB-COH-PER-14395370-M1QYDbD-NywEcSDRnambR654AFo`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/72bd91a2-83ba-5fc7-9c6d-2e1d1f5bdbfb  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/72bd91a2-83ba-5fc7-9c6d-2e1d1f5bdbfb  

## Ownership & control

### Holdings / subsidiaries

- **JKM BUILDING AND MAINTENANCE SERVICES LIMITED** (beneficial owner) — 50% — https://whiteintel.dev/entity/6f7b28a3-41e6-5b5e-bbfd-85422d7d1944

## Provenance

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

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mr Jonathan Markham**. Human view: https://whiteintel.dev/entity/72bd91a2-83ba-5fc7-9c6d-2e1d1f5bdbfb · Structured JSON: https://whiteintel.dev/api/public/dossier/72bd91a2-83ba-5fc7-9c6d-2e1d1f5bdbfb._

_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"._