37 custom design, construction and building of energy systems, namely, power and lighting systems, telecommunication systems, home automation systems, namely, industrial and building control and monitoring systems, cable and global network of interconnected computers access systems, and/or electronic and physical security systems; maintenance and repair of energy systems, namely, power and lighting systems, telecommunication systems, home automation systems, namely, industrial and building control and monitoring systems, cable and global network of interconnected computers access systems, and/or electronic and physical security systems