Advisory, consultancy and information services relating to building and construction; building and construction services; building project management; maintenance and repair of buildings and offices; installation services relating to building and construction; building construction supervision; redevelopment, renovation and refurbishment of buildings and offices; advisory, consultancy and information services relating to repair, maintenance and installation of buildings and offices; building and office cleaning services; painting and interior decorating services; demolition services; fitting services; post-construction fitout services, being advisory, building, construction and installation services