---
title: "HARTMAN ENGINEERING (HOLDINGS) LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/ba823083-5763-51fe-95ba-e5f67b2ea329
json: https://whiteintel.dev/api/public/dossier/ba823083-5763-51fe-95ba-e5f67b2ea329
identifier: oo:GB-COH-06425766
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# HARTMAN ENGINEERING (HOLDINGS) LIMITED

**Type:** Company  
**Jurisdiction:** GB  
**Identifier:** `oo:GB-COH-06425766`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/ba823083-5763-51fe-95ba-e5f67b2ea329  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/ba823083-5763-51fe-95ba-e5f67b2ea329  

## Ownership & control

### Owners / controllers

- **Mr Greig Mantell** (beneficial owner) — 50% — https://whiteintel.dev/entity/20b4374e-bbb7-59c4-a138-add2417961c4
- **Mr Bruce Hartley** (beneficial owner) — 50% — https://whiteintel.dev/entity/b865c71f-c1cd-541d-a54a-f319ff5adb1b
- **Mr Greig Mantell** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/6e7b0b88-bffc-40c4-8255-31060c32bc1f
- **Mr Bruce Hartley** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/e3116243-a223-4978-a2e7-42b162de6212

### Holdings / subsidiaries

- **HARTMAN ENGINEERING (PROPERTIES) LLP** (beneficial owner) — https://whiteintel.dev/entity/ab567825-efbd-5255-b624-50d90029c235
- **HARTMAN ENGINEERING LIMITED** (beneficial owner) — 100% — https://whiteintel.dev/entity/96f2d45a-4e6d-515d-bf0f-c6944fb806da
- **HARTMAN ENGINEERING (PROPERTIES) LLP** (beneficial owner) — https://whiteintel.dev/entity/ab567825-efbd-5255-b624-50d90029c235
- **HARTMAN ENGINEERING LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/96f2d45a-4e6d-515d-bf0f-c6944fb806da

### 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:** `06425766`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2007-11-13
- **Registered office:** Charles Lake House Claire Causeway, Crossways Business Park, Dartford, Kent, DA2 6QA
- **SIC:** 43290

### Officers

- HARTLEY, Bruce — secretary · British · appointed 2007-11-13
- HARTLEY, Bruce — director · British · appointed 2007-11-13
- MANTELL, Greig — director · British · appointed 2007-11-13

### Beneficial owners (Persons with Significant Control)

- Mr Greig Mantell — 25–50% shares · individual PSC — since 2016-04-06
- Mr Bruce Hartley — 25–50% shares · individual PSC — since 2016-04-06

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/06425766
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/06425766

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **HARTMAN ENGINEERING (HOLDINGS) LIMITED**. Human view: https://whiteintel.dev/entity/ba823083-5763-51fe-95ba-e5f67b2ea329 · Structured JSON: https://whiteintel.dev/api/public/dossier/ba823083-5763-51fe-95ba-e5f67b2ea329._

_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"._