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Our relationships

Which? Trusted Traders exists to raise industry standards and reduce consumer detriment in the Home Improvement and Motoring sectors. 

If you are registered with any of the below schemes, you could be eligible for a discount on Which? Trusted Trader membership. Click the links below to find out more, or get in touch with our team.



We've teamed up with commercial businesses and Trade Associations to offer their members 50% off Which? Trusted Trader membership for the first 6 months.

An endorsement from Which? Trusted Traders is more likely to make your business stand out from the crowd.



Gas safe

The Gas Safety register hold the official list of gas businesses who are registered to work safely and legally on boilers, cookers, fires and all other gas appliances. By law all gas engineers must be on the Gas Safe Register. Gas Safe Register replaced CORGI as the gas registration body in 2009. Which? Trusted traders have been working with Gas safe since 2015.


NICEIC provides assessment and certification services for contractors working across the building services sectors.  They assess electricians, renewable energy installers involved in electrical installations. NICEIC registered electricians benefit from a streamlined assessment when applying to become endorsed. Which? Trusted Traders have working with NICEIC since 2015. 



Founded in 1906, the Chartered Institute of Plumbing and Heating Engineering (CIPHE) is the professional body for the UK plumbing and heating industry. Membership is made up of practitioners, consultants, specifiers, designers, public health engineers, lecturers, trainers and trainees. Which? Trusted Traders has been working with CIPHE since 2016.

CORC - Confederation of roofing contractors

The CORC was established in 1985 and runs a free help and advice line for the public as well as approving roofers all over the UK. All new works can carry their fully insured back up guarantee (subject to payment) which protects the customer should their chosen roofing contractor have to cease trading for any reason during the guarantee period. Which? Trusted Traders have been working with CORC since January 2020.


HETAS are a non-profit organisation that pride themselves on investing surplus funds into business areas that directly contribute to safely reducing particulate and carbon emissions for the benefit of the people and the environment. Registered installers are trained and approved to UKAS standards and can self certify that their work complies with the relevant building regulations. Which? Trusted Traders have been working with HETAS since 2015.

Worcester Accredited Installer scheme

WAI’s are fully trained independent installers specialising in Worcester Bosch installations and can offer exclusive benefits to homeowners such as extended guarantees. Which? Trusted Traders have been working with the WAI scheme since 2015.

RECC - Renewable energy consumer code

Members of RECC are businesses selling or leasing small-scale renewable or low carbon heat or power generation units who have agreed to comply with the Renewable Energy Consumer Code. Should a consumer need to complain, members are covered by the Alternative dispute resolution service. Which? Trusted Traders have been working with RECC since 2016.

BPCA - British Pest control association

BPCA represents organisations with a professional interest in the management of public health pests to provide safe and healthy environments. They are a not-for-profit trade association acting on behalf of their members and in the interests of the UK pest management industry. Which? Trusted Traders have been working with BPCA since 2015.

Institute of carpenters

The Institute was established in 1890, to help maintain standards and skills at a time when traditional skills were being lost. Over a century later, they are still committed to upholding the highest standards of our historic craft and membership is now open to all craftspeople working in wood trades (e.g. carpenters, joiners, wheelwrights, furniture makers, boat builders and shopfitters).  Which? Trusted Traders has been working with the IOC since 2015.

Move Assured

Move Assured support and endorse the smaller professional removal companies that give a truly personal service. The members of Move Assured have been checked and accredited and are constantly monitored via their feedback. Which? Trusted traders have been working with Move Assured since March 2020.


Orderwork is a white labelled installation platform, offering registered installers the chance to pick up work from big name retailers all over the UK. Which? Trusted Traders has been working with Orderwork since 2019.

Bell Plumbing Supplies

Bell Plumbing Supplies are a plumbers merchant with 9 stores across the midlands. Which? Trusted traders have been working with Bell Plumbing Supplies since 2019.

Quality Franchise Association

Quality Franchise Association is a not for profit, trade association that assists both franchise businesses & individuals that are interested in franchising to start their own business. Supporting Franchisors & promoting franchising for all is at the heart of everything they do at the Quality Franchise Association (QFA).  Quality Franchise Association Board of Directors, members, & our brand ambassadors work together to promote ethical franchising. As part of this commitment all of their Franchisor members agree to follow the QFA Code of Conduct.


Quotatis is a home improvement matching service, providing customers with companies that can give them a quote for a wide range of products and services. Its closed review system offers genuine reviews to future customers so they can make the best choice for their property.

Schneider Electric

One of our newest partnerships, Which? Trusted Traders and Schneider electric launched our partnership in January 2022 with the aim of helping more electricians stand out from the crowd.



The CAI are an association for Audio Visual proffessionals. One of our newer partnerships, Which? Trusted Traders launched our relationship with the CAI in February 2022.


Founded in 2011, WhoCanFixMyCar is the UK’s largest independent online car maintenance marketplace, processing over one million car service and repair requests from drivers each year through its platform. Repairing the trust between drivers and garages is at the heart of everything WhoCanFixMyCar does


Certass offers a range of self-certification solutions for installers who wish to provide their customers with assurance their installations meet workmanship standards. Certass specialize in the self-certification of replacement windows and doors, as an alternative to Building Control. Certass Trade Association is the largest glazing Trade Association, providing support to the Local Tradesperson. Which? Trusted Traders and Certass have been working together since 2021.




Founded in 2006, Benchmarx is a trade only specialist outlet supplying kitchens and joinery products, a one-stop-shop catering for all sizes of businesses from specialist joiners through to local authorities and national house builders.  Which? Trusted Traders and Benchmarx have been working together since 2021.