---
title: "ARC 400H LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/3aa09537-31d2-52ab-bc5a-59b0ec8e0dcd
json: https://whiteintel.dev/api/public/dossier/3aa09537-31d2-52ab-bc5a-59b0ec8e0dcd
identifier: oo:GB-COH-15031871
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# ARC 400H LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-15031871`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/3aa09537-31d2-52ab-bc5a-59b0ec8e0dcd  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/3aa09537-31d2-52ab-bc5a-59b0ec8e0dcd  

## Ownership & control

### Owners / controllers

- **Mr Alastair Robert Chalmers** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/784bb675-49b6-4c4a-8571-7c7ddbe21ccc

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

A **1-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:** `15031871`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2023-07-27
- **Registered office:** Charnwood Accountants The Point, Granite Way, Mountsorrel, Loughborough, Leicestershire, LE12 7TZ, England
- **SIC:** 93199

### Officers

- CHALMERS, Alastair Robert — director · British · appointed 2023-07-27

### Beneficial owners (Persons with Significant Control)

- Mr Alastair Robert Chalmers — 75–100% shares · individual PSC · England — since 2023-07-27

## Provenance

- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/15031871
- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/15031871

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **ARC 400H LIMITED**. Human view: https://whiteintel.dev/entity/3aa09537-31d2-52ab-bc5a-59b0ec8e0dcd · Structured JSON: https://whiteintel.dev/api/public/dossier/3aa09537-31d2-52ab-bc5a-59b0ec8e0dcd._

_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"._