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Substation Construction Is Our Business

We specialize in substation construction through the 500kv level, including the complete removal and recycling of any retired power equipment as part of each project.

ESS International ~ Safety ~ Quality ~ Experience

Learn more about ESS and discover how we have been successfully performing electrical substation projects throughout the Western US since 1978.

Experience You Can Count On

We have years of experience in substation projects of all voltage ranges.

Welcome to ESS International

At ESS, we value our reputation as one of the most highly respected electrical substation contractors in the western United States. Based in Phoenix, AZ, we build electrical substations and install EHV apparatus, including large power transformers, for electric utility companies throughout the Southwest.

We only build one way – with a focus on quality and safety. That's why our client list contains some of the biggest names in our industry. We invite you to check out our services, explore our client list, and review some recently completed projects.

Our goal is to deliver complete substation construction projects that meet our customers' expectations the very first time, every time. If you have any questions or would like to discuss a project, please contact us at 480-926-0166.

Our Services

We are committed to providing high quality products and solutions for an array of high voltage needs.

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Our Customers

We're trusted by many global manufacturers of power transformers as well as many utilities throughout the Southwest...

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Our Projects

Experienced in building substations from the ground up, to include the installation of high voltage transformers, switching stations, reactors...

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