At Concept, health and safety is paramount and we continually seek new ways to provide a safe environment for our site-based staff and sub-contractors. Our accreditations and safety certificates demonstrate our commitment to protecting our staff and securing the sites on which we work to the highest possible levels.

Achilles UVDB logo

Achilles UVDB

Membership means we have been analysed and validated independently for a variety of competences that enables companies seeking building services to identify our capabilities.

Achilles Building Confidence logo

Achilles Building Confidence

Achilles Building Confidence is an online registration and accreditation standard used by 17 buyer organisations and over 1,500 suppliers in the UK construction sector. Launched in 2007 in collaboration with Lend Lease, Achilles Building Confidence is designed to meet the increasingly demanding legislative and risk management needs of construction clients.

Constructionline logo


This is a UK government online certification service. You will find us listed here with full details of all our accreditations and certifications.

Contractors Health and Safety Assessment Scheme logo

Contractors Health and Safety Assessment Scheme

Accreditation not only means that we are financially stable with a clean regulatory history, it also means we have completed major projects adhering to all health and safety criteria as well as adhering to environmental protection, sustainability and social responsibility criteria.

Exor logo


Accreditation means we are financially stable and compliant with relevant legislation. It also means our trading history has been checked via independent references.

F Gas certified logo

F Gas certified

F-Gas certification is for companies or individuals based in England, Scotland, Ireland & Wales as appointed by the 2015 no310 UK Fluorinated Greenhouse Gases Regulations.

Gas Safe Register logo

Gas Safe Register

This award means that we are registered to work safely and legally on gas appliances within the UK.

Investors in People logo

Investors in People

Concept has been awarded the Investors in People Standard, demonstrating our commitment to realising the potential of their people. Investors in People is the UK's leading accreditation for business improvement through people management, and provides a wealth of resources for businesses to innovate, improve and grow, with a focus on good people making great business.

ISO 9001:2015 & 14001:2015 logo

ISO 9001:2015 & 14001:2015

Accreditation means we have demonstrated our ability to consistently provide products and services that meet customer and applicable statutory and regulatory requirements. This is a UKAS accredited certification.

NAPIT logo


The National Association of Professional Inspectors and Testers sets the standards for the industry’s electrical installers. Accreditation means we meet the highest standards when installing and testing electrical equipment in the domestic, commercial and industrial market sectors.

NICEIC approved logo

NICEIC approved

The Approved Contractor scheme is for electrical contractors undertaking design, installation, commissioning and maintenance of electrical installations to BS 7671.

SafeContractor logo


Accreditation means we are dedicated to promoting higher standards of competence and compliance and have met industry specific tailored health and safety assessments across a range of market sectors.