---
title: "TDC HYDRO LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/d2be68ac-c662-52cf-a151-045566e01bd0
json: https://whiteintel.dev/api/public/dossier/d2be68ac-c662-52cf-a151-045566e01bd0
identifier: oo:GB-COH-03455769
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# TDC HYDRO LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-03455769`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/d2be68ac-c662-52cf-a151-045566e01bd0  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/d2be68ac-c662-52cf-a151-045566e01bd0  

## Ownership & control

### Owners / controllers

- **Mr David John Catherall** (beneficial owner) — 50% — https://whiteintel.dev/entity/45f9a9be-2747-522f-9178-eb756d901b90
- **Mrs Stephanie Lynne Catherall** (beneficial owner) — 50% — https://whiteintel.dev/entity/60373185-9f39-5df6-81e7-004c7c1279e3
- **Mr David John Catherall** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/b9140368-c346-46e5-91e6-4527b76925f5
- **Mrs Stephanie Lynne Catherall** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/bfbc4c06-2a90-43fd-9edb-82b3b26298e6

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

A **4-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:** `03455769`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 1997-10-27
- **Registered office:** Tdc House Ewloe Roundabout, Ewloe, Deeside, Flintshire, CH5 3AW
- **SIC:** 25730, 28120

### Officers

- CATHERALL, Stephanie Lynne — secretary · British · appointed 1997-10-27
- CATHERALL, David John — director · British · appointed 1997-10-27
- CATHERALL, Jonathan Edward — director · British · appointed 2007-05-07
- BRITANNIA COMPANY FORMATIONS LIMITED — corporate nominee secretary · appointed 1997-10-27 · resigned 1997-10-27
- DODD, Jamie Frederick — director · British · appointed 1999-08-02 · resigned 2019-03-31
- MCGILLAN, Frank Joseph — director · British · appointed 1999-08-02 · resigned 2001-07-18
- DEANSGATE COMPANY FORMATIONS LIMITED — corporate nominee director · appointed 1997-10-27 · resigned 1997-10-27

### Beneficial owners (Persons with Significant Control)

- Mr David John Catherall — 25–50% shares · individual PSC · Wales — since 2016-04-06
- Mrs Stephanie Lynne Catherall — 25–50% shares · individual PSC · Wales — since 2016-04-06

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/03455769
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/03455769

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **TDC HYDRO LIMITED**. Human view: https://whiteintel.dev/entity/d2be68ac-c662-52cf-a151-045566e01bd0 · Structured JSON: https://whiteintel.dev/api/public/dossier/d2be68ac-c662-52cf-a151-045566e01bd0._

_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"._