42 Engineering services in the fields of fire protection, mechanical, electrical and plumbing systems; Engineering design services; Quality management services, namely, quality evaluation and analysis, quality assurance, and quality control, in the fields of engineering, construction, building automation, environmental controls, and information technology; Planning of buildings and infrastructure systems for buildings; Design of building automation, lighting control, telecommunication, information technology, fire control, and plumbing systems; Computer services, namely, integration of computer software into building automation, lighting control, telecommunication, information technology, fire control, and mechanical and plumbing systems; Design and planning of data centers and related mission critical facilities for use by others; Design and development of computer systems for use in data centers and related mission critical facilities for use by others; Consulting services in the field of computer hardware and software relating to the operation, administration, and management of data centers and related mission critical facilities; Consulting services in the fields of energy measurement to improve energy efficiency.