‎Updated 5th November 2026

Notice Regarding Businesses and Solid Wall Trades

Suspended Installers - Solid Wall, External Wall, Hybrid & Internal Wall Insulation

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The following businesses registered with TrustMark have had all trade codes suspended for any measures relating to Solid Wall Insulation which includes External Wall, Hybrid and Internal Wall Insulation.

Suspension of trade codes should not be taken to imply or suggest misconduct or poor business practice. Suspension of trade codes may be due to an administrative, compliance, financial (such as non-payment of fees) or operational reason or combination of reasons that are or may be capable of resolution.

Businesses listed below are not currently active for these scope of work areas within the TrustMark scheme and these businesses are in the process of having their registration scope reviewed and addressed.

Customers are advised to verify the status of any business and their trade scope directly with TrustMark before proceeding with any agreements or works. TrustMark does not and cannot accept any liability for any assumptions made about a business including its ability to adequately discharge a client retainer, whether or not it is suspended from the TrustMark scheme.

 

Business Name

Scheme Provider

Energy Fix Limited

Simply Certification

 

This list will be updated on a regular basis.

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Suspended Installers - Solid Wall Insulation (SWI) Trade Codes

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This section displays installers who have been suspended for SWI (Solid Wall Insulation) trade codes. Installers may be suspended for one or multiple SWI trade codes.

All information shown is provided directly to TrustMark by the relevant Certification Bodies.

All updates, including changes to suspension status, are managed by the Certification Bodies to ensure accuracy.

If you have any queries or require clarification about an installer’s suspension or certification status, please contact the Certification Body responsible for their certification.

Business Name

CB

Atlas Insulation Ltd

IAA

ALS Electrical Ltd

NAPIT

Eco Assets Manager Ltd

IAA

Eco Environment Ltd

IAA

Ecoenergy Insulation

IAA

Ecot Marketing Ltd

IAA

Eco Retrofit Solutions

IAA

Eco Renewable Energy Ltd

NAPIT

Ecofit Solutions Ltd

Simply Certification

Ecowarm Energy Ltd

IAA

Efficient Energy Services Ltd (T/A Eco Giants)

IAA

Energy Fix Ltd 

Simply Certification

Energysmart Nationwide Ltd

IAA

Energy Wise Ltd

IAA

Enervive Ltd

IAA

Facilities Management 

NAPIT

Frank Rogers (Building Contractor) Limited

Global Eco Installations Ltd

IAA

Green Eco Standard Ltd

IAA

Heatwise Insulation Ltd

IAA

Home Efficient Ltd

IAA

How Green Energy Limited

IAA

HR Liverpool Services Ltd

IAA

HMS ECO HOMES LIMITED

NAPIT

IZ Energy Services Ltd

NAPIT

Legacy Retrofit Solutions Ltd

IAA

New Air Repair Ltd

NAPIT

Novus Property Solutions Limited

NAPIT

PHR Eco Limted ta/ PHR Plumbing, Heating & Renewables

IAA

Pro Checks Remedials Ltd

Simply Certification

Pure Environs Ltd

IAA

Quadra Eco Ltd

IAA

Retro Renewables

IAA

Saviour Energy 

Simply Certification

Smart Eco Homes Ltd

IAA

Stellar Energy UK Ltd

IAA

SSB Renewables Ltd

NAPIT

T&A Developments T/a Freeeco

IAA

Three One Solar Ltd

NAPIT

UK Heating Grants Ltd

IAA

Verdara Group Limited

IAA

Vibra Energy Ltd

IAA

Warmer Energy Solutions Limited

NAPIT

Warmer Home Group Ltd

IAA

 

This list will be updated on a regular basis.

 

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