---
title: "EX1 DEVELOPMENTS LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/59979db2-e208-5424-a71b-8d9f38e10adb
json: https://whiteintel.dev/api/public/dossier/59979db2-e208-5424-a71b-8d9f38e10adb
identifier: oo:GB-COH-15576229
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# EX1 DEVELOPMENTS LIMITED

**Type:** Company  
**Jurisdiction:** GB  
**Identifier:** `oo:GB-COH-15576229`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/59979db2-e208-5424-a71b-8d9f38e10adb  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/59979db2-e208-5424-a71b-8d9f38e10adb  

## Ownership & control

### Owners / controllers

- **Mr Iain Jeffery** (beneficial owner) — 50% — https://whiteintel.dev/entity/739f5999-aeda-5dca-9f19-dbce96966cdc
- **Mr Finlay Arthur Jeffery** (beneficial owner) — 50% — https://whiteintel.dev/entity/e720f7ac-7e6b-52a6-b3d4-9c486340bc7d
- **Mr Iain Jeffery** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/7f56af08-a742-41d5-9a5c-bc310183af3e
- **Mr Finlay Arthur Jeffery** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/fb88c07f-f6b6-42d3-881e-b668e32a528e

### 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:** `15576229`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2024-03-19
- **Registered office:** 5 Petersfield, Exeter, Devon, EX1 3BN, United Kingdom
- **SIC:** 41100

### Officers

- JEFFERY, Finlay Arthur — director · British · appointed 2024-03-19
- JEFFERY, Iain — director · British · appointed 2024-03-19

### Beneficial owners (Persons with Significant Control)

- Mr Iain Jeffery — 25–50% shares · individual PSC · United Kingdom — since 2024-03-19
- Mr Finlay Arthur Jeffery — 25–50% shares · individual PSC · United Kingdom — since 2024-03-19

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/15576229
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/15576229

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **EX1 DEVELOPMENTS LIMITED**. Human view: https://whiteintel.dev/entity/59979db2-e208-5424-a71b-8d9f38e10adb · Structured JSON: https://whiteintel.dev/api/public/dossier/59979db2-e208-5424-a71b-8d9f38e10adb._

_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"._