---
title: "TTG PORTSMOUTH LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/0271b483-47dd-51cc-bcb0-7de17aefe9d8
json: https://whiteintel.dev/api/public/dossier/0271b483-47dd-51cc-bcb0-7de17aefe9d8
identifier: oo:GB-COH-15093369
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# TTG PORTSMOUTH LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-15093369`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/0271b483-47dd-51cc-bcb0-7de17aefe9d8  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/0271b483-47dd-51cc-bcb0-7de17aefe9d8  

## Ownership & control

### Owners / controllers

- **Mr Jonathan Giles Robert Boys** (beneficial owner) — 100% — https://whiteintel.dev/entity/854996eb-a43c-5b5b-8ed2-06beca628e9e
- **Mr Jonathan Giles Robert Boys** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/21cca12e-596b-4a46-ac07-3a949d327b8f

### Holdings / subsidiaries

- **THORNHAM MARINA LIMITED** (beneficial owner) — 100% — https://whiteintel.dev/entity/ee367fe3-607b-549f-b773-251efb9d8690
- **JBT MARINE LTD** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/ce72f3de-4988-5de4-bd6e-a45db72122cc
- **PREMIER MARINAS (TRAFALGAR INTERMEDIATE HOLDINGS) LIMITED** (beneficial owner) — 100% — https://whiteintel.dev/entity/c3292f9d-0753-52db-861d-5256461d92c1
- **THORNHAM MARINA LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/ee367fe3-607b-549f-b773-251efb9d8690
- **PREMIER MARINAS (TRAFALGAR INTERMEDIATE HOLDINGS) LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/c3292f9d-0753-52db-861d-5256461d92c1
- **BOAT CLUB TRAFALGAR LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/d348ea5f-bb24-5581-a745-bdc1c422936c
- **PORTSMOUTH TECHNOPOLE LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/24e21a96-b2ae-55b1-9447-c5e84aa70cc2

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

A **2-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:** `15093369`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2023-08-24
- **Registered office:** Midland House, 2 Poole Road, Bournemouth, BH2 5QY, United Kingdom
- **SIC:** 82990

### Officers

- BOYS, Louise Mary — secretary · appointed 2023-08-24
- BOYS, Jonathan Giles Robert — director · British · appointed 2023-08-24
- HOWARTH, Matilda Emma Louise — director · British · appointed 2023-08-24 · resigned 2024-09-30

### Beneficial owners (Persons with Significant Control)

- Mr Jonathan Giles Robert Boys — 75–100% shares · individual PSC · United Kingdom — since 2023-08-24

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/15093369
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/15093369

## 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 **TTG PORTSMOUTH LIMITED** — https://whiteintel.dev/entity/0271b483-47dd-51cc-bcb0-7de17aefe9d8 · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **TTG PORTSMOUTH LIMITED**. Human view: https://whiteintel.dev/entity/0271b483-47dd-51cc-bcb0-7de17aefe9d8 · Structured JSON: https://whiteintel.dev/api/public/dossier/0271b483-47dd-51cc-bcb0-7de17aefe9d8._

_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"._