Property renovation, basements, conversions, extensions in North & West London. Klimstar Ltd is a professional building, renovation and refurbishment company. Based in West London, our building services cover all of West, North and Central London. We work with architects, designers and home owners to extend, transform or create the property just how you want it - quickly, efficiently and reliably. Our services include home extensions, loft conversions, new builds and basement construction and conversion. In addition, we offer a full range of home refurbishment services, including painting, decorating, electrics, plumbing & heating tiling and carpentry. In fact everything you need to convert or refurbish your bathroom, kitchen or whole property