Muja Contractors Ltd is a property construction and interior design company based in London and Essex. We offer a range of high quality services from building extensions and loft/garage,conversion, garden rooms,decking home offices,to fitting superb bespoke kitchens and bathrooms, whether you are looking to renovate, convert,refurbish or repair your property we are able to provide the complete service. We also specialise in New Builds from the ground works to the roofing and all the finishing touches internally. GROUNDWORKS-We have an efficient team who can prepare trench foundatios,retaining walls,concrete rafts and bases for all types of building, including house extensions/new builds, steel frame buildings,shed bases and garden rooms, we also create patios and. driveways as required.