Membership in the World Federation of Building Service Contractors is open to associations throughout the world that represent the interests of building contractors; manufacturers and suppliers of products or services utilized in the building service contracting industry; companies engaged in allied industries such as pest control, disaster restoration, window cleaning and food service; and institutions or organizations engaged in research, education and training and other similar activities.

The World Federation of Building Service Contractors is committed to enhancing the professionalism of the building service contracting industry throughout the world. It welcomes and encourages the involvement, participation, and membership of individuals, groups, or organizations which are also dedicated to this concept and this industry.