---
title: "PINNACLE SECURE TECHNOLOGIES LTD — Ownership Dossier"
canonical: https://whiteintel.dev/entity/5108dcae-ad35-5660-bf45-37e1986bdbbc
json: https://whiteintel.dev/api/public/dossier/5108dcae-ad35-5660-bf45-37e1986bdbbc
identifier: oo:GB-COH-13399697
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# PINNACLE SECURE TECHNOLOGIES LTD

**Type:** Company  
**Jurisdiction:** GB  
**Identifier:** `oo:GB-COH-13399697`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/5108dcae-ad35-5660-bf45-37e1986bdbbc  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/5108dcae-ad35-5660-bf45-37e1986bdbbc  

## Ownership & control

### Owners / controllers

- **Jan Hlavenka** (beneficial owner) — 50% — https://whiteintel.dev/entity/e0d043b9-537c-59aa-bb39-1a0ada6bcd01
- **Mr Mark Andrew Bone** (beneficial owner) — 50% — https://whiteintel.dev/entity/e952338c-071f-5de1-b106-9bcbe6dff7fc
- **Mr Dennis William Roycroft** (beneficial owner) — 50% — https://whiteintel.dev/entity/780508cc-724c-53cc-8a58-eed5a4ec3986
- **Jan Hlavenka** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/a4052f92-aa4f-47c4-8fa8-892c47a775dd
- **Mr Mark Andrew Bone** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/d2393f0a-e177-4d91-b7aa-8077356966c6
- **Mr Dennis William Roycroft** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/c8d5c908-6be6-4d8f-9766-0e4f0f405468

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

A **6-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:** `13399697`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2021-05-14
- **Registered office:** Parkgate 161-163 Preston Road, Brighton, BN1 6AF, England
- **SIC:** 62030, 63110

### Officers

- BONE, Mark Andrew — director · British · appointed 2021-05-14

### Beneficial owners (Persons with Significant Control)

- Jan Hlavenka — 25–50% shares · individual PSC · England — since 2021-05-14
- Mr Mark Andrew Bone — 25–50% shares · individual PSC · England — since 2021-05-14
- Mr Dennis William Roycroft — 25–50% shares · individual PSC · England — since 2021-05-14

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/13399697
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/13399697

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **PINNACLE SECURE TECHNOLOGIES LTD**. Human view: https://whiteintel.dev/entity/5108dcae-ad35-5660-bf45-37e1986bdbbc · Structured JSON: https://whiteintel.dev/api/public/dossier/5108dcae-ad35-5660-bf45-37e1986bdbbc._

_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"._