---
title: "GAS TURBINE EFFICIENCY LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/ef30eed2-e82d-58fa-a5eb-c9e8f9f19dd8
json: https://whiteintel.dev/api/public/dossier/ef30eed2-e82d-58fa-a5eb-c9e8f9f19dd8
identifier: oo:GB-COH-05396081
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# GAS TURBINE EFFICIENCY LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-05396081`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/ef30eed2-e82d-58fa-a5eb-c9e8f9f19dd8  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/ef30eed2-e82d-58fa-a5eb-c9e8f9f19dd8  

## Ownership & control

### Owners / controllers

- **ETHOS ENERGY GROUP LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/1557f010-4b88-551a-a33f-735107b55d0b

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

A **12-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:** `05396081`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2005-03-17
- **Registered office:** Ethos Energy Units 15-18 Sadler Park, Earlsfield Close,Sadler Road, Lincoln, LN6 3RT, England
- **SIC:** 32990

### Officers

- ELDER, Catherine — director · Irish · appointed 2014-08-22
- JESSIMAN, Scott — director · British · appointed 2020-02-20
- MUSE, Michael Joseph — director · American · appointed 2024-04-05
- BROWN, Robbie — secretary · British · appointed 2011-10-01 · resigned 2014-05-06
- HAMILTON, Hugh Campbell, Mr. — secretary · British · appointed 2005-11-15 · resigned 2006-01-31
- MCGREGOR, Alister James — secretary · appointed 2014-05-06 · resigned 2020-02-20
- NORDGREN, Magnus — secretary · Swedish · appointed 2006-01-31 · resigned 2006-04-11
- LONDON REGISTRARS P.L.C. — corporate secretary · appointed 2006-04-11 · resigned 2011-10-01
- WCPHD SECRETARIES LIMITED — corporate secretary · appointed 2005-03-17 · resigned 2005-11-15
- AVERY, Frank Garfield — director · American · appointed 2011-10-01 · resigned 2016-09-26
- BRYANT, John — director · British · appointed 2005-06-21 · resigned 2010-01-04
- CAMERON, Charles Robert Macmartin — director · British · appointed 2008-04-15 · resigned 2010-08-04
- COLISTRA, Vincent Joseph — director · American · appointed 2011-04-18 · resigned 2011-10-01
- DOBLER, Mark Stephen — director · American · appointed 2012-06-29 · resigned 2014-08-22
- DOTTS, Kevin Mark — director · American · appointed 2009-11-04 · resigned 2010-04-02
- GRANT, John Albert Martin — director · British · appointed 2010-01-04 · resigned 2011-10-01
- LAGARHUS, Otto — director · Norwegian · appointed 2005-06-21 · resigned 2011-04-18
- MAPPLEBECK, John Richard — director · British · appointed 2010-08-04 · resigned 2011-10-01
- MOWINCKEL, Frederik Wilhelm — director · Norwegian · appointed 2011-04-18 · resigned 2011-10-01
- NORDGREN, Magnus Fredrik — director · Swedish · appointed 2005-06-21 · resigned 2009-11-04

### Beneficial owners (Persons with Significant Control)

- [Ethos Energy Group Limited](https://whiteintel.dev/entity/1557f010-4b88-551a-a33f-735107b55d0b) — 75–100% shares · corporate PSC · Scotland — since 2016-04-06

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/05396081
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/05396081

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **GAS TURBINE EFFICIENCY LIMITED**. Human view: https://whiteintel.dev/entity/ef30eed2-e82d-58fa-a5eb-c9e8f9f19dd8 · Structured JSON: https://whiteintel.dev/api/public/dossier/ef30eed2-e82d-58fa-a5eb-c9e8f9f19dd8._

_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"._