Advisory services for maintenance; Advisory services relating to building maintenance; Advisory services relating to the maintenance of buildings; Building maintenance; Maintenance and repair of utilities in buildings; Property maintenance; Preservation of buildings (cleaning, maintenance, and repair); Repair, maintenance and installation consultancy services

Engineering; Engineering consultancy; Engineering project management services; Engineering testing; Commissioning (testing and inspection) services; Building and structural inspection services (engineering, quality assessment, and surveying services); Engineering surveys and inspections; Machine condition monitoring