Company Accreditations

Sustain Services Ltd strive to deliver quality commercial and domestic energy solutions. We ensure all of our projects are delivered to the very highest standards.To prove this commitment we have accreditation from all the energy industry leading organisations.

Details of Sustain Services Ltd accreditations are below:

ISO 9001 accreditation

ISO 9001: What is it?

An ISO 9001 quality management system is a systematic and process driven approach to managing your business. It is designed to support the company in ensuring you meet the needs of your customers, whilst delivering a consistent level of quality and satisfaction. This system has been proven to make business owners and managers feel more in control and ensure everyone within the organisation is clear about what they do, whilst having the ability and authority to resolve problems quickly and effectively. For more information visit ISO Quality Services Ltd

ISO 14001 accreditation

ISO 14001: What is it?

An ISO 14001 environmental management system is a systematic and process driven approach to controlling those aspects of your business that have a significant impact on the environment. The system is proven to make business owners and managers be more aware of their environmental responsibilities, including legal and regulatory accountabilities, and being able to manage and control the associated risks. For more information visit ISO Quality Services Ltd

NHBC logo

NHBC are the UK’s leading warranty and insurance provider for UK house-building for new homes. As a non-profit distributing company limited by guarantee, our stated purpose is to give homeowners confidence in the quality of new homes.

NHBC provide inspection services, guidance and training to builders. We engage with the industry, the Government and key stakeholders, contributing to all aspects of the housing agenda. We provide protection for homeowners through our range of Buildmark warranty products.

NHBC are an insurer, authorised by the Prudential Regulation Authority and regulated by the Financial Conduct Authority and the Prudential Regulation Authority.

CHAS logo
CHAS is established as the market leader for health and safety pre-qualification in the UK. It is a non-commercial scheme available to suppliers (those who provide goods and services) and to organisations (buyers) looking for suitably competent suppliers
Constructionline logo

CONSTRUCTIONLINE - Constructionline is the Government's national register for suppliers. In the same way CHAS offers a tool for use in the health and safety element of pre-qualification, Constructionline provide the pre-qualification tool for use in financial standing, technical references and other areas. The CHAS management group supports the principles of a single register and so works jointly with Constructionline.

Following agreement by the then Department of Trade and Industry, CHAS and Constructionline formed a "mutual working agreement". This describes how we will work together to provide an improved service for buyers. You can get details of that agreement by contacting us.

Both CHAS and Constructionline have their own independence and identity but their schemes are linked.

Gas Safe logo

GAS Safe - Gas Safe Register is run by Capita Gas Registration and Ancillary Services Limited, a division of the Capita Group Plc.

Gas Safe make sure all 120,000 gas engineers on the register are gas safe and qualified to work with gas.

Gas Safe Register is the official gas registration body for the United Kingdom, Isle of Man and Guernsey appointed by the relevant Health and Safety Authority for each area.

The Gas Safe Register replaced CORGI as the gas registration body in Great Britain and Isle of Man on 1 April 2009 and Northern Ireland and Guernsey on 1 April 2010.

The HSE carried out a review of gas safety in 2006 which, after consultation with the gas industry, engineers and the public, led to the decision to change to a new gas registration scheme. The contract to run the new scheme was awarded to Capita and they launched Gas Safe Register. The sole focus of the register is on improving and maintaining gas safety to the highest standards.

Company Accreditations

  • ISO 9001 - Quality Management System
  • ISO 14001 Environmental Management System
  • Gas Safe Registered Company
  • CHAS Registered Company
  • ConstructionLine Registered Company
  • NHBC

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