Electrical Testing, Commissioning & Maintenance for Substations & Power Systems


About Us

Substation Equipment Services (SES) is a Pacific Northwest–based electrical testing and commissioning firm serving Oregon, Washington, Idaho, and surrounding regions.

With more than 20 years of industry experience, SES was founded by Matt and Joe on a simple principle: deliver exceptional technical expertise through a deliberately small, highly skilled team. This approach ensures precision, accountability, and a level of customer service that stands out in the electrical testing field. We provide comprehensive testing, commissioning, troubleshooting, and specialized electrical services with the reliability, responsiveness, and professionalism our clients depend on.

What We Offer

We serve Construction, Industrial, Electric Utility, Manufacturing and Power Generation clients offering a range of services to meet the needs of every client.

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Contact Us

Need Electrical Testing Services? Looking for a new exciting career? Let us know by filling this form out or reach us directly at:

Phone: (360) 448-8477
Email: info@ses-testing.com