Building construction; repair; installation services, including but not limited to the installation, maintenance and repair of electrical apparatus and equipment; wiring and cabling services in this class; construction services; construction engineering services; rental of construction equipment; supervision of construction, installations and repairs; electrical engineering services; project preparation services in this class; all of the aforesaid being supplied to industrial, commercial and residential sectors; provision of information, advice and consultation concerning the aforesaid, including the provision of such information, advice and consultation via a global computer network