---
title: "MEC ELECTRICAL CONTRACTORS LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/487a1050-e4f1-5e80-91ac-c4f8462aa461
json: https://whiteintel.dev/api/public/dossier/487a1050-e4f1-5e80-91ac-c4f8462aa461
identifier: oo:GB-COH-00872691
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# MEC ELECTRICAL CONTRACTORS LIMITED

**Type:** Company  
**Jurisdiction:** GB  
**Identifier:** `oo:GB-COH-00872691`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/487a1050-e4f1-5e80-91ac-c4f8462aa461  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/487a1050-e4f1-5e80-91ac-c4f8462aa461  

## Ownership & control

### Owners / controllers

- **SLATERS ELECTRICALS LIMITED** (beneficial owner) — 100% — https://whiteintel.dev/entity/fa458e77-ea5d-5f78-bd38-17d2637fb51a
- **SLATERS ELECTRICALS LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/fa458e77-ea5d-5f78-bd38-17d2637fb51a

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

1. **SLATERS ELECTRICALS LIMITED** — beneficial owner 100% → *MEC ELECTRICAL CONTRACTORS LIMITED*
1. **SLATERS ELECTRICALS LIMITED** — beneficial owner 87.5% → *MEC ELECTRICAL CONTRACTORS LIMITED*
2. **SLATERS ELECTRICALS HOLDINGS LIMITED** — beneficial owner 100% → *SLATERS ELECTRICALS LIMITED*
2. **SLATERS ELECTRICALS HOLDINGS LIMITED** — beneficial owner 87.5% → *SLATERS ELECTRICALS LIMITED*
3. **Mr Peter John Slater** — beneficial owner 75% → *SLATERS ELECTRICALS HOLDINGS LIMITED*
3. **Mr Peter John Slater** — beneficial owner 100% → *SLATERS ELECTRICALS HOLDINGS LIMITED*
3. **Mr Peter John Slater** — beneficial owner 87.5% → *SLATERS ELECTRICALS HOLDINGS LIMITED*
3. **Mr Peter John Slater** — beneficial owner 37.5% → *SLATERS ELECTRICALS HOLDINGS LIMITED*

## Company profile (live · UK Companies House)

- **Company number:** `00872691`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 1966-03-02
- **Registered office:** Scotswood Bridge Works, Blaydon, Tyne & Wear, NE21 5TE
- **SIC:** 43210

### Officers

- SLATER, James Leo — director · British · appointed 2025-07-29
- SLATER, Fiona Margery — secretary · British · appointed 1994-11-09 · resigned 2013-02-19
- SLATER, Peter John — secretary · British · resigned 1994-11-09
- BOLER, Peter Robert — director · British · appointed 1994-07-19 · resigned 2002-07-31
- RIDDELL, Simon Francis — director · British · appointed 2015-06-23 · resigned 2017-07-31
- SLATER, David Philip Harold — director · British · appointed 2002-05-15 · resigned 2015-02-28
- SLATER, David Harold — director · British · resigned 2015-06-16
- SLATER, Fiona Margery — director · British · appointed 2001-05-25 · resigned 2013-02-19
- SLATER, Harold Frederick — director · British · resigned 2006-05-09
- SLATER, Peter John — director · British · appointed 2015-05-08 · resigned 2025-07-29
- SLATER, Peter John — director · British · resigned 2000-11-10
- WILLIS, Geoffrey — director · British · appointed 2015-06-22 · resigned 2017-07-31

### Beneficial owners (Persons with Significant Control)

- [Slaters Electricals Limited](https://whiteintel.dev/entity/fa458e77-ea5d-5f78-bd38-17d2637fb51a) — 75–100% shares · corporate PSC · United Kingdom — since 2016-04-06

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/00872691
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/00872691

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **MEC ELECTRICAL CONTRACTORS LIMITED**. Human view: https://whiteintel.dev/entity/487a1050-e4f1-5e80-91ac-c4f8462aa461 · Structured JSON: https://whiteintel.dev/api/public/dossier/487a1050-e4f1-5e80-91ac-c4f8462aa461._

_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"._