---
title: "THOMSON DENTAL LTD — Ownership Dossier"
canonical: https://whiteintel.dev/entity/d52f0d81-e6de-53ea-b3c1-1f2f6b82e90e
json: https://whiteintel.dev/api/public/dossier/d52f0d81-e6de-53ea-b3c1-1f2f6b82e90e
identifier: oo:GB-COH-06175109
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# THOMSON DENTAL LTD

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-06175109`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/d52f0d81-e6de-53ea-b3c1-1f2f6b82e90e  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/d52f0d81-e6de-53ea-b3c1-1f2f6b82e90e  

## Ownership & control

### Owners / controllers

- **PORTMAN HEALTHCARE LIMITED** (beneficial owner) — 100% — https://whiteintel.dev/entity/9e4ef649-b346-598d-93f1-1c2fa84d18eb
- **Mr Eric Walter Thomson** (beneficial owner) — 62.5% — https://whiteintel.dev/entity/48147e4f-5b9f-42e7-bd0a-ba92f3ea1b6e
- **Mrs Irene Thomson** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/c75385de-2110-4f2d-acf4-7171c6ca4b3d
- **PORTMAN HEALTHCARE LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/9e4ef649-b346-598d-93f1-1c2fa84d18eb

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

A **39-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:** `06175109`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2007-03-21
- **Registered office:** Rosehill, New Barn Lane, Cheltenham, Gloucestershire, GL52 3LZ, England
- **SIC:** 86230

### Officers

- HOPSON, Marc Alan — director · British · appointed 2025-12-03
- REEVES, Louise Marie — director · British · appointed 2025-03-31
- SADLER, Rebecca Peta, Dr — director · British · appointed 2017-06-19
- TANNAHILL, Catherine Julia — director · British · appointed 2022-12-16
- MILNE, Darren James Ivor — secretary · appointed 2017-06-19 · resigned 2020-05-21
- THOMSON, Elizabeth Irene — secretary · British · appointed 2007-03-21 · resigned 2017-06-19
- BATWELL, Heath Denis — director · Irish · appointed 2023-11-28 · resigned 2025-12-03
- COHEN, Christopher Ben — director · British · appointed 2020-05-21 · resigned 2022-12-07
- DAVIDSON, Robert Andrew Michael — director · Irish · appointed 2022-12-01 · resigned 2024-08-16
- DAVIS, Paul Mark — director · British · appointed 2023-05-18 · resigned 2025-03-31
- HAMBURGER, Mark, Dr — director · British · appointed 2017-06-19 · resigned 2022-12-15
- KILLICK, Michael David — director · British · appointed 2022-12-16 · resigned 2023-05-18
- MILNE, Darren James Ivor — director · British · appointed 2017-06-19 · resigned 2020-05-21
- THOMSON, Eric Walter — director · British · appointed 2007-03-21 · resigned 2017-06-19

### Beneficial owners (Persons with Significant Control)

- [Portman Healthcare Limited](https://whiteintel.dev/entity/9e4ef649-b346-598d-93f1-1c2fa84d18eb) — 75–100% shares · corporate PSC · England — since 2017-06-19
- Mr Eric Walter Thomson — 50–75% shares · individual PSC · England — ceased 2017-06-19
- Mrs Irene Thomson — 25–50% shares · individual PSC · England — ceased 2017-06-19

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/06175109
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/06175109

## 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 **THOMSON DENTAL LTD** — https://whiteintel.dev/entity/d52f0d81-e6de-53ea-b3c1-1f2f6b82e90e · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **THOMSON DENTAL LTD**. Human view: https://whiteintel.dev/entity/d52f0d81-e6de-53ea-b3c1-1f2f6b82e90e · Structured JSON: https://whiteintel.dev/api/public/dossier/d52f0d81-e6de-53ea-b3c1-1f2f6b82e90e._

_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"._