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Plumbers in London

If you’re looking for a local, trustworthy plumber in London, it can often be difficult to know where to start, especially as there are so many plumbers practicing their trade across London. Which? Trusted Traders has been set up to offer reassurance to consumers looking for a reliable plumber in London. All our tradesmen have been checked and assessed by our trading standards professionals – so you can rest assured that they will offer a professional and reliable plumbing service, whatever your individual plumbing needs.

  • Credit report

    Credit report

    This is obtained to validate the financial health of a business who applies to be assessed.
  • Customer satisfaction

    Customer Satisfaction

    The Which? Trusted Traders endorsement team will check a selection of customer references from 10 domestic customer details chosen at random by the assessor.
  • Business procedures

    Business procedures

    A thorough examination of business and administrative procedures to ensure that businesses have consumer interests in mind.
  • Interview and assessment

    Interview and assessment

    Our standard assessment includes a face to face visit and interview carried out by a Which? trading standards professional to fully understand all aspects of how the applicant runs their business.
  • Report

    Report

    Businesses receive a report of the assessment, providing valuable feedback from our experienced assessors to ensure that they meet our high standards before they are allowed to join the scheme.
  • Endorsed trader

    Endorsed trader

    Having passed all these checks, the trader is now able to choose to join the scheme, agreeing to abide by the terms and conditions, code of conduct and pay the membership fees. They can now show their customers that they are an endorsed Which? Trusted trader.