---
title: "THALES TRAINING & SIMULATION (ACE) LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/223d881e-1647-510f-bae5-ead4eaa478e1
json: https://whiteintel.dev/api/public/dossier/223d881e-1647-510f-bae5-ead4eaa478e1
identifier: oo:GB-COH-03023510
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# THALES TRAINING & SIMULATION (ACE) LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-03023510`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/223d881e-1647-510f-bae5-ead4eaa478e1  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/223d881e-1647-510f-bae5-ead4eaa478e1  

## Cross-source identity

The same real-world entity, resolved across sources:

- **THALES TRAINING & SIMULATION (ACE) LIMITED** — GLEIF · `lei:529900UVQIGVXVFRTB34` — https://whiteintel.dev/entity/5f28d149-065e-5197-a4f8-67c999a50c22

## Ownership & control

### Owners / controllers

- **THALES TRAINING & SIMULATION (ACE HOLDINGS) LIMITED** (beneficial owner) — 100% — https://whiteintel.dev/entity/cb467c7e-eead-5fa8-9233-3e5c838ebab0
- **Thales Training & Simulation (Ace Holdings) Limited** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/edb60a93-fd15-4199-9f3c-67f7614c97cd

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

A **13-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:** `03023510`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 1995-02-17
- **Registered office:** 350 Longwater Avenue, Green Park, Reading, Berkshire, RG2 6GF, United Kingdom
- **SIC:** 26110

### Officers

- BARLOW, Sonia Anna — secretary · appointed 2025-02-03
- GENTGEN, Thierry Denis Etienne — director · French · appointed 2025-07-14
- SEABROOK, Michael William Peter — director · British · appointed 2020-12-30
- HAAGEN, Jean Yves Bernard Francois — secretary · French · appointed 2000-11-01 · resigned 2004-09-01
- HANDLEY, James Edward — secretary · British · appointed 1999-10-01 · resigned 2000-02-11
- HOGAN, Brian James — secretary · British · appointed 1995-07-24 · resigned 1999-02-24
- MOFFATT, William Paul — secretary · British · appointed 2004-09-01 · resigned 2007-12-31
- PARMENTER, Martin David, Mr. — secretary · British · appointed 2000-02-11 · resigned 2000-11-01
- SEABROOK, Michael William Peter — secretary · British · appointed 2007-12-31 · resigned 2025-02-03
- TAWNEY, Christopher — secretary · British · appointed 1999-03-05 · resigned 1999-09-30
- TSD SECRETARIES LIMITED — corporate nominee secretary · appointed 1995-02-17 · resigned 1995-07-24
- BATLEY, Peter Thomas — director · British · appointed 2008-09-03 · resigned 2010-04-01
- BORRILL, Christopher Paul — director · British · appointed 2013-04-01 · resigned 2015-05-01
- BOYARD, Claude — director · French · appointed 2008-09-03 · resigned 2010-04-01
- BROUGHTON, Marion Elizabeth — director · British · appointed 2010-04-01 · resigned 2013-04-01
- BROUGHTON, Marion Elizabeth — director · British · appointed 2008-09-03 · resigned 2009-10-01
- CAUVIN, Michel Jean Christian — director · French · appointed 2002-08-05 · resigned 2005-09-14
- CRESSWELL, Alexander Colin Kynaston — director · British · appointed 1995-07-24 · resigned 1999-02-04
- DOWNIE, Ian Wilson — director · British · appointed 1995-07-24 · resigned 1997-03-03
- GATEHOUSE, Howard Raymond — director · British · appointed 1995-07-24 · resigned 1997-03-03

### Beneficial owners (Persons with Significant Control)

- [Thales Training & Simulation (Ace Holdings) Limited](https://whiteintel.dev/entity/edb60a93-fd15-4199-9f3c-67f7614c97cd) — 75–100% shares · corporate PSC · England — since 2016-04-06

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/03023510
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/03023510

## 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 **THALES TRAINING & SIMULATION (ACE) LIMITED** — https://whiteintel.dev/entity/223d881e-1647-510f-bae5-ead4eaa478e1 · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **THALES TRAINING & SIMULATION (ACE) LIMITED**. Human view: https://whiteintel.dev/entity/223d881e-1647-510f-bae5-ead4eaa478e1 · Structured JSON: https://whiteintel.dev/api/public/dossier/223d881e-1647-510f-bae5-ead4eaa478e1._

_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"._