---
title: "Sd Matrix Limited — Ownership Dossier"
canonical: https://whiteintel.dev/entity/27fe203f-6b66-41a3-b4a4-bc5d0a44e960
json: https://whiteintel.dev/api/public/dossier/27fe203f-6b66-41a3-b4a4-bc5d0a44e960
identifier: gb-coh:07573421
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Sd Matrix Limited

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `gb-coh:07573421`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/27fe203f-6b66-41a3-b4a4-bc5d0a44e960  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/27fe203f-6b66-41a3-b4a4-bc5d0a44e960  

## Ownership & control

### Holdings / subsidiaries

- **SD MATRIX MANAGEMENT LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/07aa7f4f-aff7-5902-84e5-59aa5dc47ba7

## Company profile (live · UK Companies House)

- **Company number:** `07573421`
- **Status:** dissolved
- **Type:** ltd
- **Incorporated:** 2011-03-22
- **Registered office:** Seddon Building, Plodder Lane, Edge Fold, Farnworth, Bolton, BL4 0NN
- **SIC:** 41100

### Officers

- COOK, Matthew Alexander — secretary · appointed 2013-12-02
- BROOKS, Alison Jennifer — director · British · appointed 2011-03-22
- GRAHAM, Colin William Edward — director · British · appointed 2013-08-22
- SEDDON, James Christopher Bruce — director · British · appointed 2011-04-05
- SEDDON, Jonathan Frank — director · British · appointed 2011-04-05
- WILCOX, Christopher John — secretary · appointed 2011-03-22 · resigned 2013-12-02

### Beneficial owners (Persons with Significant Control)

- [Seddon Developments Limited](https://whiteintel.dev/entity/37ab3018-a54d-5a03-80f3-4e62696fc593) — 75–100% shares · corporate PSC · England — since 2016-04-06

## 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 **Sd Matrix Limited** — https://whiteintel.dev/entity/27fe203f-6b66-41a3-b4a4-bc5d0a44e960 · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Sd Matrix Limited**. Human view: https://whiteintel.dev/entity/27fe203f-6b66-41a3-b4a4-bc5d0a44e960 · Structured JSON: https://whiteintel.dev/api/public/dossier/27fe203f-6b66-41a3-b4a4-bc5d0a44e960._

_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"._