---
title: "DIAMOND OFFSHORE ENTERPRISES LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/ec21cfe8-7e2b-5b22-a50c-80cd96a6cfb2
json: https://whiteintel.dev/api/public/dossier/ec21cfe8-7e2b-5b22-a50c-80cd96a6cfb2
identifier: oo:GB-COH-06747036
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# DIAMOND OFFSHORE ENTERPRISES LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-06747036`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/ec21cfe8-7e2b-5b22-a50c-80cd96a6cfb2  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/ec21cfe8-7e2b-5b22-a50c-80cd96a6cfb2  

## Ownership & control

### Owners / controllers

- **NOBLE CORPORATION PLC** (beneficial owner) — 100% — https://whiteintel.dev/entity/5e42d1b8-837e-5c7c-a597-44720a4430bb
- **Diamond Offshore Drilling Inc.** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/bf8e91b9-6829-493d-a8ea-028ab553cc57
- **NOBLE CORPORATION PLC** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/5e42d1b8-837e-5c7c-a597-44720a4430bb

### Holdings / subsidiaries

- **NOBLE OFFSHORE DRILLING (UK) LTD** (beneficial owner) — 100% — https://whiteintel.dev/entity/0ca9adbd-948d-51ff-a1c3-0c4753b97af2
- **NOBLE OFFSHORE DRILLING (UK) LTD** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/0ca9adbd-948d-51ff-a1c3-0c4753b97af2

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

A **18-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:** `06747036`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2008-11-11
- **Registered office:** 3rd Floor 1 Ashley Road, Altrincham, Cheshire, WA14 2DT, United Kingdom
- **SIC:** 82990

### Officers

- COSGROVE, Carolyn Fiona — secretary · appointed 2024-12-18
- BOYLE, Bruce — director · British · appointed 2024-09-04
- COSGROVE, Carolyn Fiona — director · British · appointed 2024-09-04
- [DENTONS SECRETARIES LIMITED](https://whiteintel.dev/entity/cedcbfe9-3a9c-5a9a-946f-56587ec48ea3) — corporate secretary · appointed 2017-10-27 · resigned 2024-10-31
- MACLAY MURRAY & SPENS LLP — corporate secretary · appointed 2008-11-12 · resigned 2017-10-27
- WHALE ROCK SECRETARIES LIMITED — corporate secretary · appointed 2008-11-11 · resigned 2008-11-12
- BHAMRA, Sonia — director · British · appointed 2021-01-28 · resigned 2021-08-13
- ELWOOD, Stephen Glenn — director · American · appointed 2008-11-12 · resigned 2018-05-24
- GONEN, Limor — director · British · appointed 2008-11-11 · resigned 2008-11-12
- HENDERSON, George Creighton Cole — director · British · appointed 2008-11-12 · resigned 2020-05-25
- LONG, William Charles — director · American · appointed 2008-11-12 · resigned 2014-06-11
- MALE, Richard — director · British · appointed 2021-08-13 · resigned 2023-09-25
- MALONE, Ruth Angela — director · Irish · appointed 2021-06-30 · resigned 2022-04-21
- MCEVOY, Emmett Vivien — director · Irish · appointed 2020-12-10 · resigned 2021-01-28
- MOORE, Jimmy Ray — director · American · appointed 2008-11-12 · resigned 2011-12-06
- RICHARDS, John Lawhon — director · American · appointed 2011-12-08 · resigned 2012-07-09
- ROLAND, David Lynn — director · American · appointed 2014-10-15 · resigned 2024-09-04
- SAVARINO, Dominic Antony — director · American · appointed 2018-05-24 · resigned 2024-09-04
- WALDORF, Terence — director · American · appointed 2014-06-11 · resigned 2014-10-15
- WILLIAMS, Bobby Lee — director · British · appointed 2020-12-10 · resigned 2021-06-21

### Beneficial owners (Persons with Significant Control)

- [Noble Corporation Plc](https://whiteintel.dev/entity/5e42d1b8-837e-5c7c-a597-44720a4430bb) — 75–100% shares · corporate PSC · United Kingdom — since 2024-09-04
- [Diamond Offshore Drilling Inc.](https://whiteintel.dev/entity/bf8e91b9-6829-493d-a8ea-028ab553cc57) — 75–100% shares · corporate PSC · United States — ceased 2024-09-04

## Provenance

- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/06747036
- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/06747036

## 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 **DIAMOND OFFSHORE ENTERPRISES LIMITED** — https://whiteintel.dev/entity/ec21cfe8-7e2b-5b22-a50c-80cd96a6cfb2 · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **DIAMOND OFFSHORE ENTERPRISES LIMITED**. Human view: https://whiteintel.dev/entity/ec21cfe8-7e2b-5b22-a50c-80cd96a6cfb2 · Structured JSON: https://whiteintel.dev/api/public/dossier/ec21cfe8-7e2b-5b22-a50c-80cd96a6cfb2._

_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"._