---
title: "IRONBLOCK LTD — Ownership Dossier"
canonical: https://whiteintel.dev/entity/8380607c-e989-5c72-aa42-721d3aa69968
json: https://whiteintel.dev/api/public/dossier/8380607c-e989-5c72-aa42-721d3aa69968
identifier: oo:GB-COH-15363323
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# IRONBLOCK LTD

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-15363323`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/8380607c-e989-5c72-aa42-721d3aa69968  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/8380607c-e989-5c72-aa42-721d3aa69968  

## Ownership & control

### Owners / controllers

- **Mr Paul Raymond Thomson** (beneficial owner) — 50% — https://whiteintel.dev/entity/fb201505-891e-5c56-8044-8bddf55f3f1f
- **Mr Paul Raymond Thomson** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/52f387ce-fad7-45b0-9c95-9cc71f91cc23
- **Ms Christine Crosthwaite** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/fc589879-c05d-40ff-ac91-db7d7818bf46

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

A **3-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:** `15363323`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2023-12-20
- **Registered office:** Unit 2.02 High Weald House, Glovers End, Bexhill, TN39 5ES, United Kingdom
- **SIC:** 68100

### Officers

- THOMSON, Paul Raymond — director · British · appointed 2023-12-20

### Beneficial owners (Persons with Significant Control)

- Ms Christine Crosthwaite — 25–50% shares · individual PSC · England — since 2026-06-10
- Mr Paul Raymond Thomson — 25–50% shares · individual PSC · United Kingdom — since 2023-12-20

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/15363323
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/15363323

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **IRONBLOCK LTD**. Human view: https://whiteintel.dev/entity/8380607c-e989-5c72-aa42-721d3aa69968 · Structured JSON: https://whiteintel.dev/api/public/dossier/8380607c-e989-5c72-aa42-721d3aa69968._

_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"._