---
title: "SPECIALIST MAINTENANCE SERVICES (HOLDINGS) LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/6c1fa693-25e7-5f96-9629-07c02e792d56
json: https://whiteintel.dev/api/public/dossier/6c1fa693-25e7-5f96-9629-07c02e792d56
identifier: oo:GB-COH-SC243267
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# SPECIALIST MAINTENANCE SERVICES (HOLDINGS) LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-SC243267`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/6c1fa693-25e7-5f96-9629-07c02e792d56  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/6c1fa693-25e7-5f96-9629-07c02e792d56  

## Ownership & control

### Owners / controllers

- **ENERMECH LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/b8b275fd-ebf0-586e-ab99-71978941361d

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

A **25-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:** `SC243267`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2003-02-03
- **Registered office:** Enermech House, Howes Road, Aberdeen, AB16 7AG, Scotland
- **SIC:** 96090

### Officers

- NUNES DE SOUZA, Tyson John, Mr. — director · British · appointed 2025-03-24
- SWANSON, Steven — director · British · appointed 2025-03-24
- BUCHAN, Michael Andrew — secretary · British · appointed 2008-10-03 · resigned 2019-12-31
- SUTHERLAND, James David — secretary · British · appointed 2003-02-03 · resigned 2008-10-03
- BROWN, Christian Ian — director · British · appointed 2020-01-01 · resigned 2024-03-25
- BUCHAN, Michael Andrew — director · British · appointed 2008-10-03 · resigned 2019-12-31
- DUGUID, Douglas Hunter — director · British · appointed 2008-10-03 · resigned 2019-12-31
- GRANT, Iain Derek — director · British · appointed 2014-05-12 · resigned 2018-12-18
- MIDDLETON, Albert Alexander — director · British · appointed 2003-02-03 · resigned 2009-11-19
- MOOK, Carl Richard — director · British · appointed 2024-03-25 · resigned 2025-03-28
- MORRISON, Alexander John — director · British · appointed 2003-02-03 · resigned 2014-05-12
- SHARMA, Sandeep — director · British · appointed 2019-12-18 · resigned 2024-01-05
- SUTHERLAND, James David — director · British · appointed 2003-02-03 · resigned 2008-10-03

### Beneficial owners (Persons with Significant Control)

- [Enermech Limited](https://whiteintel.dev/entity/b8b275fd-ebf0-586e-ab99-71978941361d) — 75–100% shares · corporate PSC · Scotland — since 2016-04-06

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/SC243267
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/SC243267

## 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 **SPECIALIST MAINTENANCE SERVICES (HOLDINGS) LIMITED** — https://whiteintel.dev/entity/6c1fa693-25e7-5f96-9629-07c02e792d56 · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **SPECIALIST MAINTENANCE SERVICES (HOLDINGS) LIMITED**. Human view: https://whiteintel.dev/entity/6c1fa693-25e7-5f96-9629-07c02e792d56 · Structured JSON: https://whiteintel.dev/api/public/dossier/6c1fa693-25e7-5f96-9629-07c02e792d56._

_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"._