---
title: "DIAMOULD LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/a5a4ffc4-bac9-579f-8fe1-3b528cf2bc79
json: https://whiteintel.dev/api/public/dossier/a5a4ffc4-bac9-579f-8fe1-3b528cf2bc79
identifier: oo:GB-COH-03797278
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# DIAMOULD LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-03797278`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/a5a4ffc4-bac9-579f-8fe1-3b528cf2bc79  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/a5a4ffc4-bac9-579f-8fe1-3b528cf2bc79  

## Ownership & control

### Owners / controllers

- **ONESUBSEA INVESTMENTS UK LIMITED** (beneficial owner) — 100% — https://whiteintel.dev/entity/a15fe839-9c3d-57d2-986a-408152ae8738
- **SCHLUMBERGER OILFIELD UK LIMITED** (beneficial owner) — 100% — https://whiteintel.dev/entity/7e0ae76c-0949-5d8a-a484-15ecec5e0475
- **SCHLUMBERGER OILFIELD UK LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/7e0ae76c-0949-5d8a-a484-15ecec5e0475
- **ONESUBSEA INVESTMENTS UK LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/a15fe839-9c3d-57d2-986a-408152ae8738

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

A **16-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:** `03797278`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 1999-06-28
- **Registered office:** C/O Company Secretarial Department, 280 Bishopsgate, London, EC2M 4AG
- **SIC:** 26301

### Officers

- [ABOGADO NOMINEES LIMITED](https://whiteintel.dev/entity/c721e915-a046-4aec-9aca-65889e453520) — corporate secretary · appointed 2013-08-15
- HENDRY, Robbie John — director · British · appointed 2025-06-04
- KORSMO-FINSAS, Maria — director · Norwegian · appointed 2024-06-03
- MANFREDINI, Alison Louise — director · British · appointed 2025-06-04
- DROY MOORE, Pauline — secretary · British · appointed 2005-05-12 · resigned 2013-08-14
- FOGHARTY, Gerard — secretary · British · appointed 1999-06-28 · resigned 2005-05-12
- HIGGINS, Mark Roman — secretary · appointed 2020-06-01 · resigned 2021-07-30
- KARTHANOS, Gina Ann — secretary · British · appointed 2013-08-15 · resigned 2019-11-03
- RAY, Neil — secretary · British · appointed 2005-05-12 · resigned 2009-05-01
- ROBERTS, Cheryl Lynn — secretary · British · appointed 2013-08-15 · resigned 2014-03-07
- SMOKER, Simon — secretary · appointed 2018-04-13 · resigned 2020-05-29
- VARIU, Alexandru Sorin — secretary · British · appointed 2014-03-06 · resigned 2018-04-13
- [ABOGADO NOMINEES LIMITED](https://whiteintel.dev/entity/c721e915-a046-4aec-9aca-65889e453520) — corporate secretary · appointed 2013-08-15 · resigned 2019-11-03
- SAME-DAY COMPANY SERVICES LIMITED — corporate nominee secretary · appointed 1999-06-28 · resigned 1999-06-28
- ANGELI, Stefan — director · Australian · appointed 2004-01-22 · resigned 2005-06-07
- AUZERAIS, Francois Maurice, Doctor — director · Us Citizen · appointed 2004-01-22 · resigned 2005-06-07
- DEARDEN, Harold — director · British · appointed 2005-05-12 · resigned 2005-09-01
- DEARDEN, Harold — director · British · appointed 2000-01-20 · resigned 2005-05-12
- DROY MOORE, Pauline — director · British · appointed 2009-05-01 · resigned 2013-08-14
- ECCLES, Gareth Brian — director · British · appointed 1999-06-28 · resigned 2001-03-31

### Beneficial owners (Persons with Significant Control)

- [Onesubsea Investments Uk Limited](https://whiteintel.dev/entity/a15fe839-9c3d-57d2-986a-408152ae8738) — 75–100% shares · corporate PSC · United Kingdom — since 2023-06-01
- [Schlumberger Oilfield Uk Plc](https://whiteintel.dev/entity/7e0ae76c-0949-5d8a-a484-15ecec5e0475) — 75–100% shares · corporate PSC · United Kingdom — ceased 2023-06-01

## Exposure (derived from the ownership graph)

**1** owner upstream in this entity's ownership/control chain is flagged — a sanctions hit or a secrecy jurisdiction — an investigative lead by resolved identity, not a legal determination. The contributing parties and the hop-by-hop path unlock with a paid API key or a one-off dossier — https://whiteintel.dev/pricing.

## Provenance

- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/03797278
- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/03797278

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **DIAMOULD LIMITED**. Human view: https://whiteintel.dev/entity/a5a4ffc4-bac9-579f-8fe1-3b528cf2bc79 · Structured JSON: https://whiteintel.dev/api/public/dossier/a5a4ffc4-bac9-579f-8fe1-3b528cf2bc79._

_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"._