building of commercial properties; building of industrial properties; property development (building and construction services); building of apartment buildings; real estate development (building and construction services); construction of buildings; development of property (building and construction services); housing development (building and construction services); building and construction services; house building; renovation of buildings; maintenance of buildings; building project management (building construction supervision); building of houses; building (construction) supervision; building construction supervision; demolition of buildings; building and construction of real estate subdivisions and developments; redevelopment of buildings; building of offices; advisory services relating to property development building and construction services; rental of building construction machinery; refurbishment of buildings; cleaning of public buildings; building of bridges; repair of buildings; road building; advisory services relating to the construction of buildings; cleaning of commercial premises; building construction; on site building project management; restoration of buildings; building construction consultancy; preservation of buildings; interior refurbishment of buildings; building of railways; supervision of building construction; development of land (construction); building of roads; building construction advisory services; servicing of commercial vehicles