Your local Builders Merchant will have the answer

If you are  taking on a building project, be it an extension, a garden project or self building your forever home - your local builders merchant will be a great place to start making friends! 

Call in and get to know the staff, tell them what your plans are and leave your contact details. 

They will know many, if not all of the local trades people, and will know who to recommend for your project. If you are buying the materials directly and from them then you may be able to negotiate a discount on all purchases - the builders merchant wins s they get all the trade and you win as you get a discount and a reliable supplier - they wont want to mess up and lose your orders! 

If you are after a material your local builders merchant does not stock they will no doubt be able to get it for you as they will have many other branches locally and nationwide. 

And if you are just after advise they will be more than happy to offer this too, after all you are more likely to order from them if they have helped and offered advise and you will be more than happy to stay local.