The design and implementation of network infrastructures, the design and implementation of computer systems, wired networks, telephone systems, video surveillance devices, wireless radio systems, computer security equipment, video communication systems, servers and security control systems for elderly people. Consulting, studying, executive design, installation, commissioning, assistance and management of computer systems and in the field of business organization and strategy. The rental and sale of technological products. The ownership and marketing of trademarks and patents and their representation (cf. statutes for full purpose)