37 INSTALLATION, MAINTENANCE AND REPAIR OF ELECTRONIC EQUIPMENT, NAMELY, TELECOMMUNICATIONS APPARATUS, COMPUTERS, COMPUTER SERVERS, CLOSED CIRCUIT TELEVISION AND PARTS AND FITTINGS THEREFOR; INSTALLATION, MAINTENANCE AND REPAIR OF NETWORKING AND TELECOMMUNICATIONS EQUIPMENT; COMMERCIAL BUILDING CONSTRUCTION SERVICES, NAMELY, CONSTRUCTION OF COMMERCIAL BUILDINGS FOR STORING NETWORKING AND TELECOMMUNICATIONS EQUIPMENT; BUILDING MAINTENANCE, BUILDING REFURBISHMENT AND BUILDING REPAIR SERVICES; INSTALLATION, MAINTENANCE AND REPAIR OF INTERNET NETWORKS, INTRANET NETWORKS, EXTERNAL NETWORKS, COMPUTER DATA WAREHOUSE SYSTEMS AND TELEPHONE EXCHANGES; INSTALLATION OF CLOSED CIRCUIT TELEVISION SYSTEMS; CONSULTATION IN THE FIELD OF INFORMATION TECHNOLOGY