42 Professional computer services, namely, installation of operating system software; professional computer services, namely, computer network design for others; computer technology consulting services in the field of computer network design, engineering, and software design; computer network infrastructure services, namely, cybersecurity services in the nature of restricting unauthorized access to computer systems and disaster recovery services in the nature of computer disaster recovery planning; managed cloud services, namely, cloud storage services for electronic data; network security management, namely, firewall management, email security management, security information and event management (SIEM) management, and endpoint detection and response (EDR) management, being computer security services, namely, restricting unauthorized access to networks; Software as a service (SAAS) services featuring software for firewall management, email security management, security information and event management (SIEM) management, and endpoint detection and response (EDR) management in the field of computer security services for the purpose of restricting unauthorized access to networks, disaster recovery, cloud storage services for electronic data; technical support services, namely, remote and on-site infrastructure management services for monitoring, administration and management of public and private cloud computing IT and application systems; technical services, namely, technical support services, namely, computer network, computer hardware and software, cybersecurity and information technology(IT) support services in the nature of troubleshooting computer software problems; professional computer services, namely, network analysis, LAN/WAN design, wireless engineering, virtualization and computer project management; design, deployment and management of wireless computer networks for others