---
title: "CATALYST COMPUTER SYSTEMS LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/df8e235f-b2c1-5e56-aae9-18244fac7551
json: https://whiteintel.dev/api/public/dossier/df8e235f-b2c1-5e56-aae9-18244fac7551
identifier: oo:GB-COH-02382593
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# CATALYST COMPUTER SYSTEMS LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-02382593`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/df8e235f-b2c1-5e56-aae9-18244fac7551  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/df8e235f-b2c1-5e56-aae9-18244fac7551  

## Ownership & control

### Owners / controllers

- **IBCOS COMPUTERS LTD** (beneficial owner) — 100% — https://whiteintel.dev/entity/8fd872f7-4328-50e6-97be-2232bcd546d7
- **Mr Jeffery Charles Kingsbury-Smith** (beneficial owner) — 75% — https://whiteintel.dev/entity/c15bef0b-e05f-5aeb-b286-1df6a9f0769d
- **Mr Charles William Allison** (beneficial owner) — 50% — https://whiteintel.dev/entity/883fe874-ecca-5636-a4d2-376408016830
- **Mr Jeffery Charles Kingsbury-Smith** (beneficial owner) — 62.5% — https://whiteintel.dev/entity/4d4e7ea6-04a4-423a-b4f7-8595fed2f9a1
- **Mr Charles William Allison** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/ac056818-7855-44a0-a29b-96497668ab8a
- **IBCOS COMPUTERS LTD** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/8fd872f7-4328-50e6-97be-2232bcd546d7

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

A **14-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:** `02382593`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 1989-05-11
- **Registered office:** Units 37 & 38, Loughborough Technology Centre Epinal Way, Loughborough, LE11 3GE, England
- **SIC:** 62090

### Officers

- ZHAO, William Yiding — director · Canadian · appointed 2025-07-18
- ZINMAN, Daniel — director · Canadian · appointed 2023-03-29
- ALLISON, Charles William — secretary · British · resigned 2020-09-01
- PRUGER, Heather — secretary · appointed 2020-09-01 · resigned 2025-03-31
- ALLISON, Charles William — director · British · resigned 2020-09-01
- BARRY, Christopher Mark — director · British · resigned 2001-12-31
- KHULLAR, Vipin — director · Canadian · appointed 2023-03-29 · resigned 2025-07-18
- KINGSBURY-SMITH, Jeffery Charles — director · British · resigned 2020-09-01
- KNOWLES, Ian Leslie — director · British · appointed 2000-05-02 · resigned 2003-03-31
- SALNA, Dexter Jonas — director · Canadian · appointed 2020-09-01 · resigned 2023-03-29
- WARD, Leslie — director · British · resigned 2020-09-01
- WILHELM, Bonnie Jean — director · American · appointed 2020-09-01 · resigned 2023-12-31

### Beneficial owners (Persons with Significant Control)

- [Ibcos Computers Ltd](https://whiteintel.dev/entity/8fd872f7-4328-50e6-97be-2232bcd546d7) — 75–100% shares · corporate PSC · England — since 2020-09-01
- Mr Jeffery Charles Kingsbury-Smith — 50–75% shares · individual PSC — ceased 2020-09-01
- Mr Charles William Allison — 25–50% shares · individual PSC — ceased 2020-09-01

## Provenance

- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/02382593
- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/02382593

## 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 **CATALYST COMPUTER SYSTEMS LIMITED** — https://whiteintel.dev/entity/df8e235f-b2c1-5e56-aae9-18244fac7551 · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **CATALYST COMPUTER SYSTEMS LIMITED**. Human view: https://whiteintel.dev/entity/df8e235f-b2c1-5e56-aae9-18244fac7551 · Structured JSON: https://whiteintel.dev/api/public/dossier/df8e235f-b2c1-5e56-aae9-18244fac7551._

_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"._