Independent international consultancy covering all aspects of stone selection, quarry assessment, stone evaluation and quality for external cladding/paving and internal lining/flooring. Expert opinion on in-service performance and long-term durability. Review of specifications, drawings, construction detailing/interfaces, design calculations, thermal performance and buildability. Comprehensive UKAS accredited in-house testing services to BS EN, ASTM and international standards. Petrographic examination, scanning electron microscopy/ISIS energy dispersive X-ray microanalysis. Specialised testing of fixing systems; hard/soft body impact; investigation and condition surveys; abseiling; dye inspection.