---
title: "QUANTUM ECOTECH LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/ff215a16-b7ff-5800-9180-bf1aaa117e56
json: https://whiteintel.dev/api/public/dossier/ff215a16-b7ff-5800-9180-bf1aaa117e56
identifier: oo:GB-COH-12193410
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# QUANTUM ECOTECH LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-12193410`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/ff215a16-b7ff-5800-9180-bf1aaa117e56  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/ff215a16-b7ff-5800-9180-bf1aaa117e56  

## Ownership & control

### Owners / controllers

- **ENERGY EFFECTIVE (HOLDINGS) LTD** (beneficial owner) — 100% — https://whiteintel.dev/entity/d629e2e6-3f84-5b13-9710-8a3ee0e1c419
- **Mr Mark Mcgavin** (beneficial owner) — https://whiteintel.dev/entity/865c2544-baa8-57f5-ba28-3288c657e6ee
- **Mr David Charles Atkinson** (beneficial owner) — https://whiteintel.dev/entity/de371375-d82a-5880-b2a3-ca56d244c2e8
- **Mr Paul Andrew Nash** (beneficial owner) — https://whiteintel.dev/entity/05aa9c40-8404-5965-85d2-27f5487a0417
- **Mr Mark Mcgavin** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/a46acdc9-e26f-4818-b4be-1e52c74f3f14
- **Mr David Charles Atkinson** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/e6998b0a-2a54-47dd-84e1-83f4d1dd2cf2
- **Mr Mark Mcgavin** (beneficial owner) — https://whiteintel.dev/entity/33ce1864-dbd1-44b7-92cd-f22d218ff2e6
- **Mr David Charles Atkinson** (beneficial owner) — https://whiteintel.dev/entity/a516c54c-59a7-41b4-8da1-3fc34edd4239
- **Mr Paul Andrew Nash** (beneficial owner) — https://whiteintel.dev/entity/4750b0d2-cc11-4734-858f-4569dc26199a
- **ENERGY EFFECTIVE (HOLDINGS) LTD** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/d629e2e6-3f84-5b13-9710-8a3ee0e1c419

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

A **16-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:** `12193410`
- **Status:** dissolved
- **Type:** ltd
- **Incorporated:** 2019-09-06
- **Registered office:** Unit 14 Baglan Energy Park, Port Talbot, SA12 7BR, Wales
- **SIC:** 46750

### Officers

- ATKINSON, David Charles — director · British · appointed 2024-08-05
- MCGAVIN, Mark — director · British · appointed 2024-08-05
- ATKINSON, David Charles — director · British · appointed 2019-09-06 · resigned 2022-09-17
- MCGAVIN, Mark — director · British · appointed 2019-09-06 · resigned 2022-09-17
- NASH, Paul Andrew — director · Welsh · appointed 2022-09-17 · resigned 2024-08-05
- [ENERGY EFFECTIVE (HOLDINGS) LTD](https://whiteintel.dev/entity/d629e2e6-3f84-5b13-9710-8a3ee0e1c419) — corporate director · appointed 2022-09-17 · resigned 2024-08-05

### Beneficial owners (Persons with Significant Control)

- Mr Mark Mcgavin — significant influence or control · individual PSC · Wales — since 2024-08-05
- Mr David Charles Atkinson — significant influence or control · individual PSC · Wales — since 2024-08-05
- Mr Paul Andrew Nash — significant influence or control · individual PSC · Wales — ceased 2024-08-05
- [Energy Effective (Holdings) Ltd](https://whiteintel.dev/entity/d629e2e6-3f84-5b13-9710-8a3ee0e1c419) — 75–100% shares · corporate PSC · Wales — ceased 2024-08-05
- Mr David Charles Atkinson — 25–50% shares · individual PSC · Wales — ceased 2022-09-17
- Mr Mark Mcgavin — 25–50% shares · individual PSC · Wales — ceased 2022-09-17

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/12193410

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **QUANTUM ECOTECH LIMITED**. Human view: https://whiteintel.dev/entity/ff215a16-b7ff-5800-9180-bf1aaa117e56 · Structured JSON: https://whiteintel.dev/api/public/dossier/ff215a16-b7ff-5800-9180-bf1aaa117e56._

_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"._