Irby Construction Co

Irby Construction Co is a construction company in Brawley, CA, specializing in the design, construction, and maintenance of high-voltage power transmission lines, distribution systems, substations, and related infrastructure across the United States and internationally. The company builds power delivery systems from generation through to end-use, handling projects of any voltage, configuration, or terrain. Services include turnkey construction of transmission lines, distribution networks, substations, foundations, and emergency restoration. Irby has completed projects ranging from 69 kV to 765 kV, with extensive experience in both overhead and underground systems, including work in remote and challenging environments. The company has a long history of building critical energy infrastructure, including major transmission lines and substations in multiple states and countries.

Irby Construction Co was founded as a family business and maintains a culture rooted in experience, professionalism, and long-term commitment. The company has been involved in substation construction since its early years and continues to deliver complex turnkey projects involving transmission lines, substations, and renewable interconnections. It has completed more than 185,000 miles of transmission line construction, including projects in diverse climates and terrains, and has been recognized as a leader in EHV (extra-high voltage) power line construction since completing the first 765 kV line in the U.S. in 1969. The company has also constructed substations in Nevada, California, and Belize, and has handled large-scale emergency restoration efforts, including responses to hurricanes.

The business is located on W Keystone Rd in Brawley, CA, approximately one mile from North Imperial Avenue and one point six miles from Dogwood Road. It is also about 2.6 miles from Route 86.

Irby Construction Co is known for its extensive project history, technical expertise, and reliable execution of large-scale energy infrastructure. The company’s reputation is built on decades of experience, a skilled workforce, and a proven ability to deliver complex projects across varied geographic and environmental conditions.

As a trusted name in power infrastructure, Irby Construction Co plays a vital role in maintaining and expanding the electric grid across the western United States.