---
title: "Subsea 7 Limited — Ownership Dossier"
canonical: https://whiteintel.dev/entity/3dc48e52-e771-4029-9a4b-fb329a580e72
json: https://whiteintel.dev/api/public/dossier/3dc48e52-e771-4029-9a4b-fb329a580e72
identifier: gb-coh:4316695
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Subsea 7 Limited

**Type:** Company  
**Jurisdiction:** GB  
**Identifier:** `gb-coh:4316695`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/3dc48e52-e771-4029-9a4b-fb329a580e72  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/3dc48e52-e771-4029-9a4b-fb329a580e72  

## Ownership & control

### Holdings / subsidiaries

- **SUBSEA 7 I-TECH LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/40875aa7-89a6-5508-bf66-d128534a6a2f
- **SUBSEA 7 ENGINEERING LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/9e1771c1-3fd7-5c3c-bfbc-d4a97ca64798
- **SUBSEA 7 DEEP SEA LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/c4418fb7-2938-53d6-9f86-c5858578b06d
- **SWAGELINING LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/f7103d6b-61a3-534c-8fa4-eaa08b00f4a9
- **PIONEER LINING TECHNOLOGY LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/b87a96fb-fd8e-5da1-997d-58849c4c9e21

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Subsea 7 Limited**. Human view: https://whiteintel.dev/entity/3dc48e52-e771-4029-9a4b-fb329a580e72 · Structured JSON: https://whiteintel.dev/api/public/dossier/3dc48e52-e771-4029-9a4b-fb329a580e72._

_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"._