Installation of water pipes; Pipe laying services; Electrical contractor services; General contractor services, namely, plumbing, heating and air conditioning, carpentry, drywall, painting, electrical, building and framing contractor services; Installation, maintenance, repair, and servicing of electrical, civil, communication, solar, mechanical and audio-visual systems; Installation of solar panels; Installation of solar heating systems; Repair and installation services, namely, the installation of heating, cooling and environmental control systems primarily using solar energy, renewable energy resources and rainwater; Installation, maintenance and repair of solar installations for generating power, solar collectors and photovoltaic modules; Installation and maintenance of solar energy based power plants; Installation of solar energy systems and alternative energy products for residential and commercial use; Installation of security systems; Installation, maintenance and repair of fire and security alarms; Mechanical contractor services

Welding; Welding services

Civil infrastructure engineering services; Electronic and electrical systems design services; Design of unified communications services; Providing planning and engineering services in the field of information and communications networks; Design of solar photovoltaic systems; Quality evaluation for others in the field of maintenance, repair and installation of solar installations and photovoltaic installations; Custom design and engineering of telephony systems, cable television systems and fiber optics; Design and development of home security systems; Mechanical engineering; Consulting in the field of engineering civil, mechanical, electrical, petroleum, solar, and communication engineering engineering