We source our granite from a number of suppliers worldwide which means we can get you the best quality granite at the best possible price We work with the trade as well as the general public, supplying material only or providing the complete service right through to installation We welcome trade enquiries and offer services tailored to your needs.. Here at Northern Stone Products we specialise in the supply, manufacture and installation of natural stone products including worktops, fireplaces, flooring, stairs and cladding With care granite can last a lifetime, so we've come up with a few tips to help ensure you enjoy your granite for many years to come..