Rental of construction work zone safety machinery, apparatuses, equipment and trucks; Installation of construction work zone safety machinery, apparatuses, equipment, and parts; Maintenance of construction work zone safety machinery, apparatuses, equipment, parts and trucks; Repair of construction work zone safety machinery, apparatuses, equipment, parts and trucks

Rental of construction work zone safety machinery, apparatuses, equipment and trucks; Installation of construction work zone safety machinery, apparatuses, equipment, and parts; Maintenance of construction work zone safety machinery, apparatuses, equipment, parts and trucks; Repair of construction work zone safety machinery, apparatuses, equipment, parts and trucks

Trucks

Computer software to integrate managed security services, namely, public key infrastructure services, digital certificate issuance, verification, and management, and enterprise software integration, with existing communications networks, software, and services

Computer software for analysis of electromagnetic emissions at radio transmission sites

Reviewing standards and practices to insure compliance with Title 47 of the United States Code of Federal Regulations and with Bulletin 65 of the Federal Communication Commission's Office of Engineering and Technology regarding human exposure to radiofrequency electromagnetic fields

Providing on-line training via a website through interactive on-line courses featuring educational materials in the field of radio frequency safety and compliance