---
title: "SAPPHIRE COMPUTER SYSTEMS LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/09428142-164e-5589-96fe-e7ca3e6ff2f7
json: https://whiteintel.dev/api/public/dossier/09428142-164e-5589-96fe-e7ca3e6ff2f7
identifier: oo:GB-COH-02900776
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# SAPPHIRE COMPUTER SYSTEMS LIMITED

**Type:** Company  
**Jurisdiction:** GB  
**Identifier:** `oo:GB-COH-02900776`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/09428142-164e-5589-96fe-e7ca3e6ff2f7  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/09428142-164e-5589-96fe-e7ca3e6ff2f7  

## Ownership & control

### Holdings / subsidiaries

- **SAPPHIRE IT BUSINESS SOLUTIONS LIMITED** (beneficial owner) — 100% — https://whiteintel.dev/entity/7bc624e2-3e5e-58e6-9906-4fdb5483fadc

## Company profile (live · UK Companies House)

- **Company number:** `02900776`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 1994-02-21
- **Registered office:** Reedham House, 31 King Street West, Manchester, M3 2PJ, England
- **SIC:** 96090

### Officers

- NEWTON, Simon Russell — director · British · appointed 2026-05-28
- CARTER, Colin Nigel — secretary · British · appointed 1994-02-21 · resigned 2026-05-28
- L & A SECRETARIAL LIMITED — corporate nominee secretary · appointed 1994-02-21 · resigned 1994-02-21
- CARTER, Colin Nigel — director · British · appointed 1994-02-21 · resigned 2026-05-28
- HICKMAN, David — director · British · appointed 2011-11-01 · resigned 2026-05-28
- THRUMBLE, Stephen John — director · British · appointed 1994-02-21 · resigned 2026-05-28
- WHITE, Gareth — director · British · appointed 2011-11-01 · resigned 2026-05-28
- L & A REGISTRARS LIMITED — corporate nominee director · appointed 1994-02-21 · resigned 1994-02-21

### Beneficial owners (Persons with Significant Control)

- [Project X Holdings Limited](https://whiteintel.dev/entity/21560a53-8357-5b73-907f-78d66c21553d) — 75–100% shares · corporate PSC · England — since 2026-05-28

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/02900776

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **SAPPHIRE COMPUTER SYSTEMS LIMITED**. Human view: https://whiteintel.dev/entity/09428142-164e-5589-96fe-e7ca3e6ff2f7 · Structured JSON: https://whiteintel.dev/api/public/dossier/09428142-164e-5589-96fe-e7ca3e6ff2f7._

_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"._