Employees in bucket truck BUILDING THOUSANDS OF MILES THROUGHOUT THE WEST Crew installing large vault ONE OF THE LARGEST SUBSTRUCTURE CONTRACTORS IN SoCAL lineworkers BUILDING A SINCE 1983 STRONG AMERICA® mouse
hard hat and gloves
INDUSTRY LEADING
ELECTRICAL CONSTRUCTION

From transmission and distribution to signals and lighting, we are a full-service electrical construction company led by a team of linemen, electricians and industry experts serving the Western United States.

WHAT WE DO
TRANSMISSION

We have expertise in everything from wood poles carrying 12-kV to steel structures running 500-kV. 

DISTRIBUTION

Installing, repairing and maintaining overhead distribution lines is our bread and butter. 

SUBSTATIONS

We self-perform substation construction, including everything from initial design to final energization and commissioning.  

CIVIL UNDERGROUND

We are one of the largest and most trusted substructure companies in Southern California.

EMERGENCY RESPONSE

We deliver expert solutions for everything from routine maintenance to emergency outages.

PROJECT & PROGRAM MANAGEMENT

We are committed to delivering complete turnkey projects to our clients.

FEATURED PROJECTS

JOIN OUR TEAM!
BUILD YOUR CAREER WITH ILB

We are looking for motivated, hard-working individuals who want to contribute to infrastructure growth and development throughout the West. 

OUR COMMITMENT TO
SUSTAINABLE OPERATIONS

International Line Builders, a subsidiary of MDU Construction Services Group, manages its business with a long-term view toward sustainable operations, focusing on how economic, environmental and social impacts help us in Building a Strong America ®.