The Benchmark Centre for the Danish Construction Sector (Byggeriets Evaluerings Centers Fond) is a business foundation, established in 2002 by a wide range of the players within the Danish construction sector in order to promote the quality and the efficiency within the sector. The Benchmark System: BECs benchmarking system is designed in such a way that the population can be evaluated for cause/effect links using general statistical tests. The data structure is hierarchical and permits analysis at contract level, project level and sector level. Since 2004 the use of the benchmarking system has been mandatory in government construction and social housing projects in Denmark. The system is used by clints as a tool for selecting contractors and consultants.