Irby Construction Co.

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Established in 1946, Irby Construction Company is a power line construction company that provides extra high voltage, transmission and distribution systems and power substations, as well as maintenance and emergency reconstruction services throughout the United States and worldwide. It specializes in conductor stringing, pole line construction, steel and aluminum tower transmission lines and emergency works. The company additionally provides aerial, energized, tear-down and hand erection distribution services. Headquartered in Jackson, Miss., Irby Construction Company has built more than 4,000 miles of wood, steel and concrete pole line construction of voltages that ranges over 69 kV to nearly 500 kV. Additionally, the company has constructed more than 150,000 miles of distribution and low-voltage transmission lines. Irby Construction Company is a part of Quanta Services, which is one of the leading providers of contracting services that specializes in the design, installation and maintenance services of network infrastructure.