G. W. Throop Limited. - 39 Knights Close, Thurmaston, Leicestershire LE4 8EW.   Tel: 0116 2695571   Fax: 0116 2695541  email: gwthroopltd@gmail.com

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At the heart of what Constructionline do is the national online database, the UK's largest register for pre-qualified contractors and consultants. In terms of efficiency, time and cost saving and best practice, Constructionline is proven to deliver for public and private sector organisations alike.

FENSA is the government authorised scheme for homeowners looking to replace windows and doors. FENSA works with thousands of double glazing contractors in England and Wales. In choosing a FENSA double glazing registered company the consumer is offered greater protection when purchasing double glazing for their home. We are self certifying installers and offer insurance backed guarantees through the GGFi insurance scheme.

Visit NICEIC website

Gas Safe Register is the official list of gas engineers who are registered to work safely and legally on gas appliances in United Kingdom. Our gas engineers all carry I.D cards for your security and peace of mind.


NICEIC is the UK’s leading voluntary regulatory body for the electrical contracting industry. Approved contractors undergo a rigorous assessment process, covering a representative sample of their work, their premises, documentation, equipment, and the competence of their key supervisory staff. They are then re-assessed on a regular basis to ensure continued compliance.We only use NIC registered contractors on our sites