Associations and Bodies

Envantage is proud to be associated with the below organisations and hold a number of accreditations:

  • ISO 9001: Quality management of business
  • ISO 50001: Energy Management Systems
  • ISO 14001: Environmental Management Systems
  • The Energy Services and Technology Association (ESTA)
  • The Carbon Trust
  • The Energy Institute (EI)
  • Safecontractors


ISO 9001

ISO 9001 Accredited

Envantage is ISO 9001 accredited. ISO 9001 is the internationally recognised standard for the quality management of businesses. It applies to the processes that create and control the products and services an organisation supplies, and prescribes systematic control of activities to ensure that the needs and expectations of customers are met.  ISO 9001 is designed and intended to apply to virtually any product or service, made by any process anywhere in the world.


ISO 50001

ISO 50001 Accredited

Envantage is ISO 50001 accredited. ISO 50001:2011 supports organisations to use energy more efficiently, through the development of an energy management system. It is based on the model of continual improvement also used for other well-known standards such as ISO 9001 and ISO 14001. Certified organisations comply with a framework of requirements, which includes the development of an energy policy for more efficient use of energy, targets, data analysisand measurements, and performance review.


ISO 14001

ISO 14001 Accredited

Envantage is ISO 14001 accredited. ISO 14001:2004 is the internationally recognised standard for environmental management systems. It was first introduced 1996 as a British Standard and requires organisations to have an environmental policy and action plan to manage their impact on their environment. Certified organisations are committed to continuous improvement and are assessed annually to ensure progress is being maintained.


ESTA – Energy Services and Technology Association

ESTA Approved Member

Envantage is a member of The Energy Services and Technology Association (ESTA). Members of ESTA are the leading suppliers of the services, technology and products to help you design, construct, update, operate, and manage your facilities at a lower energy cost – improving sustainability and reducing CO2 emissions.

ESTA is the UK’s leading energy management industry association.  With over 25 years’ involvement in energy management, ESTA is a standard setter in the development of the industry.  We have a highly regarded and impressive track record of promoting our members’ interests at the highest levels in the UK, Europe and internationally.


Carbon Trust

Working with The Carbon Trust

Envantage’s consultants have carried out energy surveys accredited by the Carbon Trust. The Carbon Trust is a world-leading organisation helping businesses, governments and the public sector to accelerate the move to a low carbon economy through carbon reduction, energy-saving strategies and commercialising low carbon technologies.


Energy Institute


The Energy Institute (EI) is the professional body for the energy industry delivering good practice and professionalism across the depth and breadth of the sector. Envantage staff hold a number of qualifications from the Energy Institute, including being approved ESOS Lead Assessors and Chartered Energy Managers.



SafeContractor Accreditation Sticker B



Envantage is accredited with Safecontractor. Safecontractor is a leading third party accreditation scheme which recognises very high standards in health and safety management amongst UK contractors.

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