---
title: "Blayhall Marine Limited — Ownership Dossier"
canonical: https://whiteintel.dev/entity/d1e1c217-a9cd-490e-9474-bc823427049f
json: https://whiteintel.dev/api/public/dossier/d1e1c217-a9cd-490e-9474-bc823427049f
identifier: gb-coh:9314913
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Blayhall Marine Limited

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `gb-coh:9314913`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/d1e1c217-a9cd-490e-9474-bc823427049f  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/d1e1c217-a9cd-490e-9474-bc823427049f  

## Cross-source identity

The same real-world entity, resolved across sources:

- **BLAYHALL MARINE LIMITED** — OpenOwnership · `oo:GB-COH-09314913` — https://whiteintel.dev/entity/cf0ef3b9-ded5-53d9-973d-504ac2d631e1

## Ownership & control

### Holdings / subsidiaries

- **HAVENSTAR MMS LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/2692c522-5f0d-5b0a-b625-0c492dcdf4dc

### UBO chain (walk to the ultimate owner)

A **8-step** ownership/control chain to the ultimate beneficial owner is resolved for this entity. The full cited chain unlocks with a paid API key or a one-off dossier — https://whiteintel.dev/pricing.

## Get the full, resolved dossier (agent-callable)

The above is the free teaser. The resolved **multi-hop UBO chain**, ownership **%**, full **financial history**, itemised **assets** and the hop-by-hop **exposure path** are the paid depth — callable as tools from your agent:

```bash
npx -y @whiteintel/mcp-server   # then: get_dossier · trace_ownership_path · check_offshore_exposure
```

Or unlock a one-off cited dossier for **Blayhall Marine Limited** — https://whiteintel.dev/entity/d1e1c217-a9cd-490e-9474-bc823427049f · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Blayhall Marine Limited**. Human view: https://whiteintel.dev/entity/d1e1c217-a9cd-490e-9474-bc823427049f · Structured JSON: https://whiteintel.dev/api/public/dossier/d1e1c217-a9cd-490e-9474-bc823427049f._

_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"._