9 Data processing equipment, computers; Computer software for recruitment, resource planning, project management and planning, database management and planning, quality assurance, information management and occupational safety supervision; Computer servers; Mobile application software for use in database management; Measuring, detecting and monitoring instruments, indicators and controllers, namely, measuring tapes, radiation-measuring instruments, seismic detectors, ultrasonic flaw detectors, filling level detectors, remote video monitoring systems consisting primarily of a camera and video monitoring for recording and transmitting images to remote location; Safety, security, protection and signaling devices, namely, emergency signal transmitters, flashing safety lights, safety contact plugs, security lights for outdoor use, face protection shields, signaling buoys and signaling whistles; Computer software for resource management; computer software platforms for managing project information related to industrial construction; Computer programs, software and application software for project management; Computer programs, software and application software for planning, controlling and developing business activities, namely, computer e-commerce software that allows users to perform electronic business transactions via global computer network; Computer programs, software and application software for client management, document management and invoicing; Computer programs, software and application software for database management of warehouse records, logistics management and surveillance of employee working hours; Downloadable computer software for the management of information, namely, for database management; Computer programs, software and application software for the management and supervision of subcontracting chains, employees and assets; Computer programs, software and application software for computer-aided design or manufacturing, namely, CAD/CAM; Electric access control systems, namely, access control and alarm monitoring systems and electronic access control systems for interlocking doors