The construction costs associated with renovation projects are becoming more defined as regulation reflecting environmental considerations are introduced throughout Europe. There are many factors which have made renovation and refurbishment a greater imperative. Many countries now consider existing structures are of heritage or cultural significance and therefore development or renewal projects are based on retaining certainly the exteriors if not the interiors. A common factor is the enhancement of thermal and environmental considerations as part of the projects aims. This can be part driven by customer/tenant requirements to attain greater eco levels reflecting social responsibility, typically attaining a higher BREEAM rating. The models presented give the option to cost full or part demolition of the original structure with the choice of levels of refurbishment. In certain models FF&E indicative costs can be presented. Throughout Europe’s urban centers the use and designation of buildings change. Large old trading buildings, dated telephone exchanges and other redundant structures, often buildings subject to historical building status are typical of constructions in this category. A popular change of function is the conversion into hotels as many of these projects are in desirable town center locations.