---
title: "GEM GROUP 365 LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/23465fa8-ecc2-5ae5-b0ba-1e667df17686
json: https://whiteintel.dev/api/public/dossier/23465fa8-ecc2-5ae5-b0ba-1e667df17686
identifier: oo:GB-COH-16130829
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# GEM GROUP 365 LIMITED

**Type:** Company  
**Jurisdiction:** GB  
**Identifier:** `oo:GB-COH-16130829`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/23465fa8-ecc2-5ae5-b0ba-1e667df17686  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/23465fa8-ecc2-5ae5-b0ba-1e667df17686  

## Ownership & control

### Owners / controllers

- **Mr Jamie Jack Dyer** (beneficial owner) — 100% — https://whiteintel.dev/entity/4f631ce6-4c96-5759-9ce5-3ec846a7e463
- **Mrs Chelsey Louise Dyer** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/51646cc9-757a-457b-93e4-dc02ab75a522
- **Mr Jamie Jack Dyer** (beneficial owner) — https://whiteintel.dev/entity/a63393e9-d16b-4ec6-a73c-d0bfc011d59a

### Holdings / subsidiaries

- **PRECISION TECHNICAL ENGINEERING LTD** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/df1c30ec-75f4-5a19-a6d7-61d7234f2bca
- **GEM FIRE SOLUTIONS LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/84c585fa-9ad7-5dd2-b417-174c1fddcf21
- **GEM SECURITY SOLUTIONS LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/090989d9-1b09-5a8e-a5dc-1df48b15024e

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

1. **Mr Jamie Jack Dyer** — beneficial owner 100% → *GEM GROUP 365 LIMITED*
1. **Mrs Chelsey Louise Dyer** — beneficial owner 37.5% → *GEM GROUP 365 LIMITED*
1. **Mr Jamie Jack Dyer** — beneficial owner → *GEM GROUP 365 LIMITED*

## Company profile (live · UK Companies House)

- **Company number:** `16130829`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2024-12-11
- **Registered office:** 1 Tanners Yard, London Road, Bagshot, GU19 5HD, England
- **SIC:** 84250

### Officers

- DYER, Jamie Jack — director · British · appointed 2024-12-11
- DYER, Chelsey Louise — director · British · appointed 2025-10-03 · resigned 2025-10-22

### Beneficial owners (Persons with Significant Control)

- Mr Jamie Jack Dyer — significant influence or control · individual PSC · England — since 2024-12-11
- Mrs Chelsey Louise Dyer — 25–50% shares · individual PSC · England — ceased 2025-10-22

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/16130829
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/16130829

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **GEM GROUP 365 LIMITED**. Human view: https://whiteintel.dev/entity/23465fa8-ecc2-5ae5-b0ba-1e667df17686 · Structured JSON: https://whiteintel.dev/api/public/dossier/23465fa8-ecc2-5ae5-b0ba-1e667df17686._

_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"._