Quanta Services Inc's Business Segments

Quanta is a leading provider of specialty contracting services, offering end-to-end network solutions to the electric power, gas, telecommunications, cable television and specialty services industries. We believe that we are the largest contractor serving the transmission and distribution sector of the North American electric utility industry.

Electric power and gas network services. We provide a variety of end-to-end services to the electric power and gas industries, including:

• installation, repair and maintenance of electric power transmission lines ranging in capacity from 69,000 volts to 765,000 volts;

• installation, repair and maintenance of electric power distribution networks;

• energized installation, maintenance and upgrades utilizing unique bare hand and hot stick methods and our proprietary robotic arm;

• design and construction of independent power producer (IPP) transmission and substation facilities;

• design and construction of substation projects;

• installation and maintenance of natural gas transmission and distribution systems;

• provision of cathodic protection design and installation services;

• installation of fiber optic lines for voice, video and data transmission on existing electric power infrastructure;

• installation and maintenance of joint trench systems, which include electric power, natural gas and telecommunications networks in one trench;

• trenching and horizontal boring for underground electric power and natural gas network installations;

• design and installation of wind turbine networks;

• cable and fault locating; and

• storm damage restoration work.

Telecommunications and cable television network services. Our telecommunications and cable television network services include:

• fiber optic, copper and coaxial cable installation and maintenance for video, data and voice transmission;

• design, construction and maintenance of DSL networks;

• engineering and erection of cellular, digital, PCS®, microwave and other wireless communications towers;

• design and installation of switching systems for incumbent local exchange carriers, newly competitive local exchange carriers, long distance providers and cable television providers;

• trenching and plowing applications;

• horizontal directional boring;

• vacuum excavation services;

• cable locating;

• upgrading power and telecommunications infrastructure for cable installations;

• splicing and testing of fiber optic and copper networks and balance sweep certification of coaxial networks; and

• residential installation and customer connects, both analog and digital, for cable television, telephone and Internet services.

Ancillary services. We provide a variety of comprehensive ancillary services to commercial, industrial and governmental entities, including:

• design, installation, maintenance and repair of electrical components, fiber optic cabling and building control and automation systems;

• installation of intelligent traffic networks such as traffic signals, controllers, connecting signals, variable message signs, closed circuit television and other monitoring devices for governments;

• installation of cable and control systems for light rail lines, airports and highways; and

• provision of specialty rock trenching, rock saw, rock wheel, directional boring and road milling for industrial and commercial customers.