---
title: "ARMSTRONG SUB-HOLDINGS LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/047639ff-6fac-540a-9e76-0e4026c8b6a3
json: https://whiteintel.dev/api/public/dossier/047639ff-6fac-540a-9e76-0e4026c8b6a3
identifier: oo:GB-COH-11306819
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# ARMSTRONG SUB-HOLDINGS LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-11306819`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/047639ff-6fac-540a-9e76-0e4026c8b6a3  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/047639ff-6fac-540a-9e76-0e4026c8b6a3  

## Ownership & control

### Owners / controllers

- **ARMSTRONG TOPCO LIMITED** (beneficial owner) — 100% — https://whiteintel.dev/entity/f2b81b52-5587-55e3-af77-d213bfafea4a
- **ARMSTRONG TOPCO LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/f2b81b52-5587-55e3-af77-d213bfafea4a

### Holdings / subsidiaries

- **ARMSTRONG MIDCO LIMITED** (beneficial owner) — 100% — https://whiteintel.dev/entity/2a5af1c1-40a3-5075-9bce-d199c3585662
- **ARMSTRONG MIDCO LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/2a5af1c1-40a3-5075-9bce-d199c3585662

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

A **39-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:** `11306819`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2018-04-12
- **Registered office:** Armstrong Building Oakwood Drive, Loughborough University Science & Enterprise Park, Loughborough, LE11 3QF, England
- **SIC:** 64209

### Officers

- AUDIS, Michael James — director · British · appointed 2018-06-22
- BAYNE, Christopher Andrew Armstrong — director · British · appointed 2018-06-22
- BINNS, Robert Hugh — director · British · appointed 2019-06-17
- BROWN, Adam John Witherow — director · British · appointed 2018-06-22
- BLUNDELL, Stephen James — director · British · appointed 2018-06-22 · resigned 2019-06-30
- BOYES, Jonathan Philip — director · British · appointed 2018-04-12 · resigned 2018-06-22
- DUBOIS, Guy — director · French · appointed 2018-06-22 · resigned 2022-12-31
- FRIEDMAN, Mark Harris — director · American · appointed 2018-06-22 · resigned 2025-12-10

### Beneficial owners (Persons with Significant Control)

- [Armstrong Topco Limited](https://whiteintel.dev/entity/f2b81b52-5587-55e3-af77-d213bfafea4a) — 75–100% shares · corporate PSC · England — since 2018-04-12

## Provenance

- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/11306819
- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/11306819

## Get the full, resolved dossier (agent-callable)

The above is the free teaser. The resolved **multi-hop UBO chain**, ownership **%**, full **financial history**, itemised **assets** and the hop-by-hop **exposure path** are the paid depth — callable as tools from your agent:

```bash
npx -y @whiteintel/mcp-server   # then: get_dossier · trace_ownership_path · check_offshore_exposure
```

Or unlock a one-off cited dossier for **ARMSTRONG SUB-HOLDINGS LIMITED** — https://whiteintel.dev/entity/047639ff-6fac-540a-9e76-0e4026c8b6a3 · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **ARMSTRONG SUB-HOLDINGS LIMITED**. Human view: https://whiteintel.dev/entity/047639ff-6fac-540a-9e76-0e4026c8b6a3 · Structured JSON: https://whiteintel.dev/api/public/dossier/047639ff-6fac-540a-9e76-0e4026c8b6a3._

_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"._