---
title: "TRILLIUM SYSTEMS LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/b753a217-0c65-5a5f-9c63-2c656312ea00
json: https://whiteintel.dev/api/public/dossier/b753a217-0c65-5a5f-9c63-2c656312ea00
identifier: oo:GB-COH-07264022
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# TRILLIUM SYSTEMS LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-07264022`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/b753a217-0c65-5a5f-9c63-2c656312ea00  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/b753a217-0c65-5a5f-9c63-2c656312ea00  

## Ownership & control

### Owners / controllers

- **CLEARCOURSE PARTNERSHIP ACQUIRECO LTD** (beneficial owner) — 100% — https://whiteintel.dev/entity/6ff60d53-62c0-5a75-831c-52870436ff85
- **CLEARCOURSE PARTNERSHIP ACQUIRECO FINANCE LIMITED** (beneficial owner) — 100% — https://whiteintel.dev/entity/96159462-b289-5b7f-902b-415421e4d6e3
- **Mr Alan Perestrello** (beneficial owner) — 50% — https://whiteintel.dev/entity/3dad0414-9948-5467-a8c2-4dde590cbb65
- **Mr Gavin John Pollock** (beneficial owner) — 50% — https://whiteintel.dev/entity/f9c27024-a821-5389-88e6-d5d4da936ff2
- **CLEARCOURSE PARTNERSHIP ACQUIRECO FINANCE LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/96159462-b289-5b7f-902b-415421e4d6e3
- **CLEARCOURSE PARTNERSHIP ACQUIRECO LTD** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/6ff60d53-62c0-5a75-831c-52870436ff85
- **Mr Alan Perestrello** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/3c442239-c7f2-45a0-b762-63f7b504497a
- **Mr Gavin John Pollock** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/65aabd53-3ffe-4cf0-a0c2-137c7364df6b

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

A **29-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:** `07264022`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2010-05-25
- **Registered office:** 107 Cheapside, London, EC2V 6DN, England
- **SIC:** 62012

### Officers

- BAYLES, Nigel — director · British · appointed 2026-01-16
- HAMILTON, Else Christina — director · Dutch · appointed 2024-09-23
- PERESTRELLO, Alan — secretary · appointed 2010-05-25 · resigned 2019-06-30
- BIELAWSKI, Sacha — director · French · appointed 2025-07-15 · resigned 2025-12-19
- GRAFTON, Mark David — director · British · appointed 2024-09-23 · resigned 2025-07-14
- GUALTIERI, Gerard John — director · British · appointed 2019-06-30 · resigned 2023-01-31
- PERESTRELLO, Alan — director · Portuguese · appointed 2019-11-06 · resigned 2022-06-13
- PERESTRELLO, Alan — director · Portuguese · appointed 2010-05-25 · resigned 2019-06-30
- POLLOCK, Gavin John — director · British · appointed 2019-11-06 · resigned 2022-06-13
- POLLOCK, Gavin — director · British · appointed 2010-05-25 · resigned 2019-06-30
- ROWE, Joshua Barrett — director · British · appointed 2019-11-06 · resigned 2024-09-25
- TOWERS, Antony John — director · British · appointed 2019-06-30 · resigned 2019-11-01

### Beneficial owners (Persons with Significant Control)

- [Clearcourse Partnership Acquireco Finance Limited](https://whiteintel.dev/entity/96159462-b289-5b7f-902b-415421e4d6e3) — 75–100% shares · corporate PSC · England — since 2021-01-28
- [Clearcourse Partnership Acquireco Ltd](https://whiteintel.dev/entity/6ff60d53-62c0-5a75-831c-52870436ff85) — 75–100% shares · corporate PSC · England — ceased 2021-01-28
- Mr Alan Perestrello — 25–50% shares · individual PSC — ceased 2019-06-30
- Mr Gavin John Pollock — 25–50% shares · individual PSC — ceased 2019-06-30

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/07264022
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/07264022

## 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 **TRILLIUM SYSTEMS LIMITED** — https://whiteintel.dev/entity/b753a217-0c65-5a5f-9c63-2c656312ea00 · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **TRILLIUM SYSTEMS LIMITED**. Human view: https://whiteintel.dev/entity/b753a217-0c65-5a5f-9c63-2c656312ea00 · Structured JSON: https://whiteintel.dev/api/public/dossier/b753a217-0c65-5a5f-9c63-2c656312ea00._

_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"._