---
title: "Mr Bernardo Guttenberg Willem Hartogs — Ownership Dossier"
canonical: https://whiteintel.dev/entity/c6cdd287-cd7b-45ea-befd-bb45fc1cd91e
json: https://whiteintel.dev/api/public/dossier/c6cdd287-cd7b-45ea-befd-bb45fc1cd91e
identifier: psc:9WO9GFlebt-DRmWjCclsMPF3R0s
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mr Bernardo Guttenberg Willem Hartogs

**Type:** Person  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `psc:9WO9GFlebt-DRmWjCclsMPF3R0s`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/c6cdd287-cd7b-45ea-befd-bb45fc1cd91e  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/c6cdd287-cd7b-45ea-befd-bb45fc1cd91e  

## Ownership & control

### Holdings / subsidiaries

- **MAR ENERGY LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/79ff062c-a2dc-5be7-b7f0-7a897ea4ad9c

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mr Bernardo Guttenberg Willem Hartogs**. Human view: https://whiteintel.dev/entity/c6cdd287-cd7b-45ea-befd-bb45fc1cd91e · Structured JSON: https://whiteintel.dev/api/public/dossier/c6cdd287-cd7b-45ea-befd-bb45fc1cd91e._

_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"._