42 Engineering and architectural analysis, namely, creating plans, specification and designs for others; Designing and engineering computer systems, HVAC systems, telephone systems, digital network systems, Closed Circuit Television surveillance systems, power generation systems, pollution control system and equipment, desalination processes, military testing systems, and infrastructure systems; Technical assistance for others in the field of engineering and architecture; Development of software programs for operator training simulators and development of operating procedures for power generation plants; Land-use planning services; Computer security consultation services; Computer security service for others, namely, restricting access to and by computer networks to and of undesired web sites, media and individuals and facilities; Design and development of computer networks; Software development for a wide spectrum of engineering and business applications for use by Government and commercial entities, namely, complex database driven engineering design tools, process simulation tools, data input systems, Web-based operations and tools, and industry standard interfaces to all types of computer hardware, computer control systems, and computer application programs; Technological advisory and consultation services in the technology field of computer hardware systems and military testing systems; Maintenance and upgrading of computer software for others; Information technology services in the field of computer system integration; Website design for others; Environmental assessments in the nature of testing and inspection services; Computer services, namely, design, development, manufacture, installation and implementation of new computer software programs and computer hardware all for use in military testing and defense systems; Information technology services, namely, integration of computer and communications systems for commercial, industrial, and military operations; Installation and maintenance of computer software for use in weapons and equipment testing; Computer services, namely, management of information technology systems of others in the commercial, industrial, and military operation industries