About Us

Stagg Plumbing is a family-run business based in Welwyn, Hertfordshire and established in 2001.

We are experts in all aspects of domestic plumbing and central heating. Our team of fully-qualified professionals is based in and around the Hertfordshire area, also covering Bucks, Beds and North London.

When you call us, you will be connected to a knowledgeable, qualified engineer, not simply a call centre or receptionist who will not understand your query or request. Depending on the nature of the job you need completing, they will arrange an appointment at a time to suit you with a:

  • Gas Safe registered engineer
  • Fully-qualified plumber
  • Fully-qualified heating engineer
  • Fully-qualified underfloor heating engineer

Gas Safe Registered

Gas Safe Registered

All of our engineers are Gas Safe certified, which means that not only are they tested for efficiency in dealing with the main types of boiler but also that they are kept up to date on any new research or any changes which are made to model specifications.

Gas Safe Registered number 195459.
Check us online at Gas Safe

Accredited and Trusted

To assure you of our professionalism, high standards of workmanship and customer care, we are members of the Association of Plumbing and Heating Contractors and approved Watersafe contractors.

Watersafe Logo Association of Plumbing and Heating Contractors Logo

Coverage

Our network of plumbers and engineers operate throughout the Home Counties, including the following towns:

  • Welwyn Garden City
  • Stevenage
  • St Albans
  • Hemel Hempstead
  • Watford
  • Barnet
  • Finchley
  • Harrow
  • Milton Keynes

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