---
title: "RSA SECURITY UK LTD — Ownership Dossier"
canonical: https://whiteintel.dev/entity/89d8d281-282a-5c2c-8070-db369b0d192c
json: https://whiteintel.dev/api/public/dossier/89d8d281-282a-5c2c-8070-db369b0d192c
identifier: oo:GB-COH-12444764
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# RSA SECURITY UK LTD

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-12444764`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/89d8d281-282a-5c2c-8070-db369b0d192c  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/89d8d281-282a-5c2c-8070-db369b0d192c  

## Ownership & control

### Owners / controllers

- **Dell Technologies Inc** (beneficial owner) — https://whiteintel.dev/entity/1f43c49f-58c7-4820-a376-df4488eeda5c
- **EMC EUROPE LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/4d0e06b4-9366-56b5-bf20-421dd1923eee

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

A **3-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:** `12444764`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2020-02-05
- **Registered office:** 4th Floor Centenary House, 1 Centenary Way, Manchester, Greater Manchester, M50 1RF, England
- **SIC:** 62090

### Officers

- TAAFFE, Donal Joseph — secretary · appointed 2026-08-28
- LAWRENCE, Sue — director · British · appointed 2022-10-01
- MCADAMS, Kevin — secretary · appointed 2024-01-02 · resigned 2026-08-28
- SHERRILL, John Matthew — secretary · appointed 2021-08-05 · resigned 2023-12-08
- KEEBLE, Kevin John — director · British · appointed 2020-09-01 · resigned 2021-08-06
- POTTS, Robert Linn — director · American · appointed 2020-02-05 · resigned 2020-09-01
- RADFORD, Katherine Anne — director · British · appointed 2020-09-01 · resigned 2021-08-06
- SAMARA, Lesley-Anne — director · British · appointed 2021-08-05 · resigned 2022-10-01
- SHERRILL, John Matthew — director · American · appointed 2020-09-01 · resigned 2021-08-06

### Beneficial owners (Persons with Significant Control)

- [Emc Europe Limited](https://whiteintel.dev/entity/4d0e06b4-9366-56b5-bf20-421dd1923eee) — 75–100% shares · corporate PSC · England — ceased 2020-08-25
- [Dell Technologies Inc](https://whiteintel.dev/entity/1f43c49f-58c7-4820-a376-df4488eeda5c) — 75–100% votes · corporate PSC · United States — ceased 2020-04-30

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/12444764
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/12444764

## 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 **RSA SECURITY UK LTD** — https://whiteintel.dev/entity/89d8d281-282a-5c2c-8070-db369b0d192c · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **RSA SECURITY UK LTD**. Human view: https://whiteintel.dev/entity/89d8d281-282a-5c2c-8070-db369b0d192c · Structured JSON: https://whiteintel.dev/api/public/dossier/89d8d281-282a-5c2c-8070-db369b0d192c._

_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"._