---
title: "HAMILTON RUSSELL HARPER WOOD (BOSTON) LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/9fa36366-e92d-5d52-b13d-4bc00c1eb940
json: https://whiteintel.dev/api/public/dossier/9fa36366-e92d-5d52-b13d-4bc00c1eb940
identifier: oo:GB-COH-14089817
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# HAMILTON RUSSELL HARPER WOOD (BOSTON) LIMITED

**Type:** Company  
**Jurisdiction:** GB  
**Identifier:** `oo:GB-COH-14089817`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/9fa36366-e92d-5d52-b13d-4bc00c1eb940  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/9fa36366-e92d-5d52-b13d-4bc00c1eb940  

## Ownership & control

### Owners / controllers

- **HARPER WOOD DEVELOPMENTS LIMITED** (beneficial owner) — 100% — https://whiteintel.dev/entity/384d5dbb-7dfd-5a94-bf0d-1909b2d3b25f
- **HARPER WOOD DEVELOPMENTS LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/384d5dbb-7dfd-5a94-bf0d-1909b2d3b25f

### Holdings / subsidiaries

- **HAMILTON RUSSELL HARPER BOSTON LTD** (beneficial owner) — 100% — https://whiteintel.dev/entity/1d03a72a-2b56-5068-a05f-1fed5a1f132a
- **WAINFLEET MANAGEMENT COMPANY LIMITED** (beneficial owner) — https://whiteintel.dev/entity/a9168f16-200b-4a03-bab3-02ac92661746

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

1. **HARPER WOOD DEVELOPMENTS LIMITED** — beneficial owner 100% → *HAMILTON RUSSELL HARPER WOOD (BOSTON) LIMITED*
1. **HARPER WOOD DEVELOPMENTS LIMITED** — beneficial owner 87.5% → *HAMILTON RUSSELL HARPER WOOD (BOSTON) LIMITED*
2. **Mr Ryan James O'Neill** — beneficial owner 100% → *HARPER WOOD DEVELOPMENTS LIMITED*
2. **Mr Ryan James O'Neill** — beneficial owner 87.5% → *HARPER WOOD DEVELOPMENTS LIMITED*

## Company profile (live · UK Companies House)

- **Company number:** `14089817`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2022-05-06
- **Registered office:** 1 Beauchamp Court, 10 Victors Way, Barnet, Hertfordshire, EN5 5TZ, England
- **SIC:** 41100

### Officers

- LANG, Daniel Jonathan — secretary · appointed 2025-11-07
- O'NEILL, Ryan James — director · British · appointed 2022-05-06
- MASON, Thomas George — secretary · appointed 2022-07-20 · resigned 2024-10-21
- DOWNING, Timothy James William — director · British · appointed 2022-08-10 · resigned 2025-05-13
- MASON, Thomas George — director · British · appointed 2022-07-20 · resigned 2024-10-21

### Beneficial owners (Persons with Significant Control)

- [Harper Wood Developments Limited](https://whiteintel.dev/entity/384d5dbb-7dfd-5a94-bf0d-1909b2d3b25f) — 75–100% shares · corporate PSC · United Kingdom — since 2022-05-06

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/14089817
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/14089817

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **HAMILTON RUSSELL HARPER WOOD (BOSTON) LIMITED**. Human view: https://whiteintel.dev/entity/9fa36366-e92d-5d52-b13d-4bc00c1eb940 · Structured JSON: https://whiteintel.dev/api/public/dossier/9fa36366-e92d-5d52-b13d-4bc00c1eb940._

_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"._