---
title: "MARTIN O'BRIEN CONSULTING LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/fa2bfc6d-4b9d-5b9b-976d-58f523d6065c
json: https://whiteintel.dev/api/public/dossier/fa2bfc6d-4b9d-5b9b-976d-58f523d6065c
identifier: oo:GB-COH-09316777
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# MARTIN O'BRIEN CONSULTING LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-09316777`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/fa2bfc6d-4b9d-5b9b-976d-58f523d6065c  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/fa2bfc6d-4b9d-5b9b-976d-58f523d6065c  

## Ownership & control

### Owners / controllers

- **Mr Derek Martin O'Brien** (beneficial owner) — 100% — https://whiteintel.dev/entity/359399df-620f-5830-8e53-9f0f0520939a
- **Mrs Maria O'Brien** (beneficial owner) — 100% — https://whiteintel.dev/entity/ba756ac3-9d15-5257-be2a-0477baf9068a
- **Mrs Maria O'Brien** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/e5c07ae7-ff76-464a-a340-dc2f5a3da940
- **Mr Derek Martin O'Brien** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/9c6f32e3-be3b-4cb7-858c-54385affc2e3

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

A **4-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:** `09316777`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2014-11-18
- **Registered office:** Percy Westhead & Company Hanover House, 30-32 Charlotte Street, Manchester, M1 4FD, United Kingdom
- **SIC:** 71121

### Officers

- O'BRIEN, Maria — director · British · appointed 2020-03-12
- O'BRIEN, Derek Martin — director · British · appointed 2014-11-18 · resigned 2022-03-30

### Beneficial owners (Persons with Significant Control)

- Mrs Maria O'Brien — 75–100% shares · individual PSC · England — since 2022-03-30
- Mr Derek Martin O'Brien — 75–100% shares · individual PSC · England — ceased 2022-03-30

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/09316777
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/09316777

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **MARTIN O'BRIEN CONSULTING LIMITED**. Human view: https://whiteintel.dev/entity/fa2bfc6d-4b9d-5b9b-976d-58f523d6065c · Structured JSON: https://whiteintel.dev/api/public/dossier/fa2bfc6d-4b9d-5b9b-976d-58f523d6065c._

_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"._