42 Computer software services, namely, leasing of computer software; Design, development, maintenance and updating of software relating to civil engineering and to the contracting, building and construction industries; Web site hosting services; Software as a service (SAAS) services featuring software for project and bid estimating, offer tendering, project management, financial management, procurement management, document management, the electronic transmission of documents among users of computers and electronic devices, the electronic exchange of data stored in databases accessible via telecommunication networks, database management, database searching and social networking; Platform as a service (Paas) featuring computer software platforms for project and bid estimating, offer tendering, project management, financial management, procurement management, document management, the electronic transmission of documents among users of computers and electronic devices, the electronic exchange of data stored in databases accessible via telecommunication networks, database management, database searching and social networking; Information and advisory services relating to all of the aforesaid