Quanta Services, Inc. is a provider of specialty contracting services, offering infrastructure solutions primarily to the electric power and oil and gas industries in the United States, Canada and Australia and selected other international markets. The Company operates through two segments: Electric Power Infrastructure Services, which provides network solutions to customers in the electric power industry, and Oil and Gas Infrastructure Services, which provides network solutions to customers involved in the development and transportation of natural gas, oil and other pipeline products. The services it provides include the design, installation, upgrade, repair and maintenance of infrastructure within each of the industries it serves, such as electric power transmission and distribution networks, substation facilities, renewable energy facilities, pipeline transmission and distribution systems and facilities, and infrastructure services for the offshore and inland water energy markets.