---
title: "Mr Stuart Nicholas Challacombe — Ownership Dossier"
canonical: https://whiteintel.dev/entity/e3eeeb24-12c5-4b93-a35e-dbcc99eca559
json: https://whiteintel.dev/api/public/dossier/e3eeeb24-12c5-4b93-a35e-dbcc99eca559
identifier: psc:K77VF35MpjutYBjMN8qr3NwudZU
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mr Stuart Nicholas Challacombe

**Type:** Person  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `psc:K77VF35MpjutYBjMN8qr3NwudZU`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/e3eeeb24-12c5-4b93-a35e-dbcc99eca559  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/e3eeeb24-12c5-4b93-a35e-dbcc99eca559  

## Ownership & control

### Holdings / subsidiaries

- **ENVIRONMENTAL MONITORING AND SERVICES LIMITED** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/74beba9f-850d-5f93-ab17-b9b46289ee39

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mr Stuart Nicholas Challacombe**. Human view: https://whiteintel.dev/entity/e3eeeb24-12c5-4b93-a35e-dbcc99eca559 · Structured JSON: https://whiteintel.dev/api/public/dossier/e3eeeb24-12c5-4b93-a35e-dbcc99eca559._

_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"._