42 Design of buildings for broadband service providers; engineering services for broadband service providers related to the construction field; design of buildings for construction projects for the telecommunications industry; locating and marking placement of underground cables; telecommunications engineering consulting; planning and development of electronic communication networks, namely, telecommunications network development services, broadband network development services; engineering services, namely, engineering services related to the telecommunications industry; engineering services, namely, design services for broadband service providers; engineering consulting services, namely, design, process development and improvement for projects related to the construction industry; engineering services, namely, design, process development and improvement for projects related to the telecommunications industry; telecommunications engineering services, namely, network development services, broadband network development services; telecommunications infrastructure engineering services, namely, telecommunications network development engineering services, broadband network development engineering services, aerial infrastructure engineering services, underground and substructure self-perform engineering services, placement and splicing of fiber optic cables engineering services; and pole maintenance engineering services; Product safety testing of cables