---
title: "INTERNATIONAL MARINE ASSURANCE SERVICES LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/8a7b279c-848a-5f51-af47-b5089d864a8a
json: https://whiteintel.dev/api/public/dossier/8a7b279c-848a-5f51-af47-b5089d864a8a
identifier: oo:GB-COH-SC793114
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# INTERNATIONAL MARINE ASSURANCE SERVICES LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-SC793114`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/8a7b279c-848a-5f51-af47-b5089d864a8a  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/8a7b279c-848a-5f51-af47-b5089d864a8a  

## Ownership & control

### Owners / controllers

- **NMG MARINE SERVICES LTD** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/7aaa0960-0e67-5fb2-b480-5ee33574cd7a

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

A **7-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.

## Company profile (live · UK Companies House)

- **Company number:** `SC793114`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2023-12-21
- **Registered office:** Alba House 2 Central Avenue, Clydebank Business Park, Clydebank, G81 2QR, Scotland
- **SIC:** 50200

### Officers

- POLLOCK, James — secretary · appointed 2025-01-28
- POLLOCK, James — director · British · appointed 2026-07-02
- WATT, Alexander David — director · British · appointed 2023-12-21
- MCCALLUM, Gael Edgar — secretary · appointed 2024-07-10 · resigned 2024-08-13

### Beneficial owners (Persons with Significant Control)

- [Nmg Marine Services Ltd](https://whiteintel.dev/entity/7aaa0960-0e67-5fb2-b480-5ee33574cd7a) — 75–100% shares · corporate PSC · Scotland — since 2023-12-21

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/SC793114
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/SC793114

## 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 **INTERNATIONAL MARINE ASSURANCE SERVICES LIMITED** — https://whiteintel.dev/entity/8a7b279c-848a-5f51-af47-b5089d864a8a · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **INTERNATIONAL MARINE ASSURANCE SERVICES LIMITED**. Human view: https://whiteintel.dev/entity/8a7b279c-848a-5f51-af47-b5089d864a8a · Structured JSON: https://whiteintel.dev/api/public/dossier/8a7b279c-848a-5f51-af47-b5089d864a8a._

_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"._