---
title: "ASCENT COMPUTER SERVICES LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/2311615c-370d-5aaf-b0fa-ff8142bebb54
json: https://whiteintel.dev/api/public/dossier/2311615c-370d-5aaf-b0fa-ff8142bebb54
identifier: oo:GB-COH-03317021
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# ASCENT COMPUTER SERVICES LIMITED

**Type:** Company  
**Jurisdiction:** GB  
**Identifier:** `oo:GB-COH-03317021`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/2311615c-370d-5aaf-b0fa-ff8142bebb54  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/2311615c-370d-5aaf-b0fa-ff8142bebb54  

## Ownership & control

### Owners / controllers

- **Mr Robert David Lumley** (beneficial owner) — 100% — https://whiteintel.dev/entity/a2bdea5a-ae6e-5d20-a6bb-55e163ff4a34
- **Mr Robert David Lumley** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/923fc405-0239-4787-93a7-43093b9f2944

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

1. **Mr Robert David Lumley** — beneficial owner 100% → *ASCENT COMPUTER SERVICES LIMITED*
1. **Mr Robert David Lumley** — beneficial owner 87.5% → *ASCENT COMPUTER SERVICES LIMITED*

## Company profile (live · UK Companies House)

- **Company number:** `03317021`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 1997-02-12
- **Registered office:** West House, King Cross Road, Halifax, West Yorkshire, HX1 1EB, United Kingdom
- **SIC:** 62090

### Officers

- LUMLEY, Diana — secretary · appointed 2026-02-12
- LUMLEY, Robert David — director · British · appointed 1997-02-12
- LUMLEY, Harriet Louise — secretary · appointed 2014-02-11 · resigned 2026-02-12
- LUMLEY, Karen Louise — secretary · British · appointed 2005-03-31 · resigned 2014-02-11
- LUMLEY, Robert David — secretary · British · appointed 1997-02-12 · resigned 2005-03-31
- DALTON, Julian Guy — director · British · appointed 1997-02-12 · resigned 2002-10-31
- POSTLEWAITE, Christopher John — director · British · appointed 2001-09-01 · resigned 2005-03-31
- WHALLEY, Irving Melville — director · British · appointed 1997-02-12 · resigned 1997-02-12

### Beneficial owners (Persons with Significant Control)

- Mr Robert David Lumley — 75–100% shares · individual PSC · United Kingdom — since 2016-04-06

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/03317021
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/03317021

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **ASCENT COMPUTER SERVICES LIMITED**. Human view: https://whiteintel.dev/entity/2311615c-370d-5aaf-b0fa-ff8142bebb54 · Structured JSON: https://whiteintel.dev/api/public/dossier/2311615c-370d-5aaf-b0fa-ff8142bebb54._

_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"._