---
title: "WILLIAM THOMSON AND SON (TANNADICE) LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/ffd618aa-7a81-5373-a2a6-e8ba4e4c5fd3
json: https://whiteintel.dev/api/public/dossier/ffd618aa-7a81-5373-a2a6-e8ba4e4c5fd3
identifier: oo:GB-COH-SC030613
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# WILLIAM THOMSON AND SON (TANNADICE) LIMITED

**Type:** Company  
**Jurisdiction:** GB  
**Identifier:** `oo:GB-COH-SC030613`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/ffd618aa-7a81-5373-a2a6-e8ba4e4c5fd3  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/ffd618aa-7a81-5373-a2a6-e8ba4e4c5fd3  

## Ownership & control

### Owners / controllers

- **Mr William Duncan Thomson** (beneficial owner) — 62.5% — https://whiteintel.dev/entity/c79df26f-cc93-4452-be44-ff6854f868cd
- **Mr William Duncan Thomson** (beneficial owner) — 75% — https://whiteintel.dev/entity/313ca992-4859-5534-a9fc-58dfb56cec38
- **Mrs Helen Watters Thomson** (beneficial owner) — 50% — https://whiteintel.dev/entity/9f6e262b-fa5c-501a-90da-dd81d4815537
- **Mrs Helen Watters Thomson** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/f44c517f-09e8-4824-a768-2a47a3d7a300

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

1. **Mr William Duncan Thomson** — beneficial owner 62.5% → *WILLIAM THOMSON AND SON (TANNADICE) LIMITED*
1. **Mr William Duncan Thomson** — beneficial owner 75% → *WILLIAM THOMSON AND SON (TANNADICE) LIMITED*
1. **Mrs Helen Watters Thomson** — beneficial owner 50% → *WILLIAM THOMSON AND SON (TANNADICE) LIMITED*
1. **Mrs Helen Watters Thomson** — beneficial owner 37.5% → *WILLIAM THOMSON AND SON (TANNADICE) LIMITED*

## Company profile (live · UK Companies House)

- **Company number:** `SC030613`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 1955-03-01
- **Registered office:** Plover Hall Tinkers Avenue, Oathlaw, Forfar, DD8 3RJ, Scotland
- **SIC:** 01110

### Officers

- THOMSON, William Duncan — secretary · British
- THOMSON, William Duncan — director · British · appointed 1999-03-05
- THOMSON, Anne Edith Duncan — director · British · resigned 1999-03-05
- THOMSON, Hugh Campbell — director · British · appointed 1999-03-05 · resigned 2026-01-27

### Beneficial owners (Persons with Significant Control)

- Mrs Helen Watters Thomson — 25–50% shares · individual PSC · Scotland — since 2023-02-28
- Mr William Duncan Thomson — 50–75% shares · individual PSC · Scotland — since 2017-01-28

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/SC030613

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **WILLIAM THOMSON AND SON (TANNADICE) LIMITED**. Human view: https://whiteintel.dev/entity/ffd618aa-7a81-5373-a2a6-e8ba4e4c5fd3 · Structured JSON: https://whiteintel.dev/api/public/dossier/ffd618aa-7a81-5373-a2a6-e8ba4e4c5fd3._

_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"._