---
title: "POWERTHERM SITE SERVICES LTD — Ownership Dossier"
canonical: https://whiteintel.dev/entity/52663286-e54d-509e-81bf-b490aac520a0
json: https://whiteintel.dev/api/public/dossier/52663286-e54d-509e-81bf-b490aac520a0
identifier: oo:GB-COH-14395625
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# POWERTHERM SITE SERVICES LTD

**Type:** Company  
**Jurisdiction:** GB  
**Identifier:** `oo:GB-COH-14395625`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/52663286-e54d-509e-81bf-b490aac520a0  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/52663286-e54d-509e-81bf-b490aac520a0  

## Ownership & control

### Owners / controllers

- **POWERTHERM CONTRACT SERVICES LTD.** (beneficial owner) — 100% — https://whiteintel.dev/entity/2afba3cc-41c0-5b8f-9076-e301265144a9
- **POWERTHERM CONTRACT SERVICES LTD.** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/2afba3cc-41c0-5b8f-9076-e301265144a9
- **POWERTHERM HOLDINGS LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/a52501e2-acf7-47d8-beae-94d972adff24

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

1. **POWERTHERM CONTRACT SERVICES LTD.** — beneficial owner 100% → *POWERTHERM SITE SERVICES LTD*
1. **POWERTHERM CONTRACT SERVICES LTD.** — beneficial owner 87.5% → *POWERTHERM SITE SERVICES LTD*
1. **POWERTHERM HOLDINGS LIMITED** — beneficial owner 87.5% → *POWERTHERM SITE SERVICES LTD*
2. **Mr Colin Ashton** — beneficial owner 100% → *POWERTHERM CONTRACT SERVICES LTD.*
2. **POWERTHERM HOLDINGS LIMITED** — beneficial owner 87.5% → *POWERTHERM CONTRACT SERVICES LTD.*
2. **Mr Paul Andrew Ashton** — beneficial owner 37.5% → *POWERTHERM CONTRACT SERVICES LTD.*
2. **Mr Matthew Adam Ashton** — beneficial owner 37.5% → *POWERTHERM CONTRACT SERVICES LTD.*
2. **Mr Paul Andrew Ashton** — beneficial owner 37.5% → *POWERTHERM HOLDINGS LIMITED*
2. **Mr Matthew Adam Ashton** — beneficial owner 37.5% → *POWERTHERM HOLDINGS LIMITED*

## Company profile (live · UK Companies House)

- **Company number:** `14395625`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2022-10-04
- **Registered office:** 52 Orgreave Drive, Sheffield, S13 9NR, England
- **SIC:** 81222, 81299

### Officers

- ASHTON, Matthew Adam — director · British · appointed 2022-10-04
- ASHTON, Paul Andrew — director · British · appointed 2022-10-04
- CUNNINGHAM, Carl Robert — director · British · appointed 2022-10-04

### Beneficial owners (Persons with Significant Control)

- [Powertherm Holdings Limited](https://whiteintel.dev/entity/a52501e2-acf7-47d8-beae-94d972adff24) — 75–100% shares · corporate PSC · England — since 2025-07-10
- [Powertherm Contract Services Ltd](https://whiteintel.dev/entity/2afba3cc-41c0-5b8f-9076-e301265144a9) — 75–100% shares · corporate PSC · England — ceased 2025-07-10

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/14395625

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **POWERTHERM SITE SERVICES LTD**. Human view: https://whiteintel.dev/entity/52663286-e54d-509e-81bf-b490aac520a0 · Structured JSON: https://whiteintel.dev/api/public/dossier/52663286-e54d-509e-81bf-b490aac520a0._

_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"._