---
title: "POWER TESTING LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/6c119914-bc30-5f91-9648-9c19c24e4373
json: https://whiteintel.dev/api/public/dossier/6c119914-bc30-5f91-9648-9c19c24e4373
identifier: oo:GB-COH-00956853
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# POWER TESTING LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-00956853`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/6c119914-bc30-5f91-9648-9c19c24e4373  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/6c119914-bc30-5f91-9648-9c19c24e4373  

## Ownership & control

### Owners / controllers

- **Mr Christopher Colin Park** (beneficial owner) — 100% — https://whiteintel.dev/entity/060f32d4-1d86-55f4-b874-e1ef8811d105
- **Mr Michael Thomas Sansom** (beneficial owner) — 50% — https://whiteintel.dev/entity/8f63958a-5e7d-538c-9678-d5e101603867
- **MARCH (GROUP) LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/d6a6a38e-3c84-53d6-9f7e-0d8efc015dd7
- **Mr Christopher Colin Park** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/75f84a3e-d84b-48f8-8ae2-866826a8865b
- **Mr Michael Thomas Sansom** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/4484a52a-7c4c-4703-886c-af97667a98b8

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

A **24-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:** `00956853`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 1969-06-24
- **Registered office:** 33 Hanbury Road Widford Industrial Estate, Chelmsford, Essex, CM1 3AE
- **SIC:** 71200

### Officers

- KEHOE, Christopher James Peter — director · British · appointed 2025-07-17
- PARK, Christopher Colin — director · British · appointed 2002-05-10
- ROBERTS, Gregor Duncan — director · Scottish · appointed 2025-07-17
- PARK, Stephen David — secretary · British · resigned 2019-04-09
- MILTON, Laurence Joseph — director · British · appointed 2002-09-19 · resigned 2007-01-08
- PARK, Pauline — director · British · appointed 2012-06-01 · resigned 2020-11-30
- PARK, Pauline — director · British · resigned 1997-08-22
- PARK, Stephen David — director · British · resigned 2013-05-31
- PARK, Zoe Roberta — director · British · appointed 2012-06-01 · resigned 2025-07-17
- SANSOM, Michael Thomas — director · British · resigned 2019-04-08

### Beneficial owners (Persons with Significant Control)

- [March (Group) Limited](https://whiteintel.dev/entity/d6a6a38e-3c84-53d6-9f7e-0d8efc015dd7) — 75–100% shares · corporate PSC · Scotland — since 2025-07-17
- Mr Christopher Colin Park — 75–100% shares · individual PSC · England — ceased 2025-07-17
- Mr Michael Thomas Sansom — 25–50% shares · individual PSC · England — ceased 2019-04-08

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/00956853
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/00956853

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **POWER TESTING LIMITED**. Human view: https://whiteintel.dev/entity/6c119914-bc30-5f91-9648-9c19c24e4373 · Structured JSON: https://whiteintel.dev/api/public/dossier/6c119914-bc30-5f91-9648-9c19c24e4373._

_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"._