---
title: "SDI YARM LTD — Ownership Dossier"
canonical: https://whiteintel.dev/entity/ff35ef17-2ec2-5ef6-8c17-24eed8a7be1c
json: https://whiteintel.dev/api/public/dossier/ff35ef17-2ec2-5ef6-8c17-24eed8a7be1c
identifier: oo:GB-COH-12543919
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# SDI YARM LTD

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-12543919`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/ff35ef17-2ec2-5ef6-8c17-24eed8a7be1c  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/ff35ef17-2ec2-5ef6-8c17-24eed8a7be1c  

## Ownership & control

### Owners / controllers

- **Mrs Annette Semple** (beneficial owner) — 50% — https://whiteintel.dev/entity/514b6670-6b52-5ff7-bd5e-bd00e32e6322
- **Mr James Norman Semple** (beneficial owner) — 100% — https://whiteintel.dev/entity/7c2311b3-f5ba-5641-a0ad-45458f31c91e
- **Mr James Norman Semple** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/f7fd4f53-bcbe-4525-9b5a-b21cc884d5d8
- **Mrs Annette Semple** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/28108716-ed15-4390-9037-c56757cedf4b

### 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:** `12543919`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2020-04-02
- **Registered office:** 12 St. Nicholas Gardens, Yarm, Stockton-On-Tees, TS15 9SJ, United Kingdom
- **SIC:** 70229

### Officers

- SEMPLE, Annette — director · British · appointed 2020-04-02
- SEMPLE, James Norman — director · British · appointed 2020-04-02

### Beneficial owners (Persons with Significant Control)

- Mrs Annette Semple — 25–50% shares · individual PSC · United Kingdom — since 2020-04-03
- Mr James Norman Semple — 25–50% shares · individual PSC · United Kingdom — since 2020-04-02

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/12543919
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/12543919

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **SDI YARM LTD**. Human view: https://whiteintel.dev/entity/ff35ef17-2ec2-5ef6-8c17-24eed8a7be1c · Structured JSON: https://whiteintel.dev/api/public/dossier/ff35ef17-2ec2-5ef6-8c17-24eed8a7be1c._

_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"._