37 Construction services, namely, planning, layout and custom construction of commercial buildings, advisory services relating to building construction, construction methodology, construction modelling, craneage, rigging and lifting, concreting, site supervision, construction management and construction inspection; building construction services; installation services, namely, installation of elevators, lifts, building scaffolds, lights, gutters, concrete works, fit out works, parking systems, façade, solar panel and solar energy systems and electric vehicle charging stations; repair services, namely, repair of doors, buildings, garages, parking systems and power charging units; repair of buildings, namely, concrete repair services, namely, structural strengthening; repair of buildings, namely, structural steel repair; maintenance services, namely, maintenance of doors, buildings, garages, parking systems, power charging units, structural fabric, façade systems and lifts; building construction project management in the field of commercial buildings and car parking facilities