Powering North Dakota —
One inch of wire at a time

Since 1978, Denny's Electric has been the trusted name in electrical contracting across southwest North Dakota. Founded by Denny and June Haller and now proudly led by the second generation of the Haller family, we've grown from our industrial roots in the oil boom era into a full-service electrical company serving residential, commercial, industrial, agricultural, and municipal clients. From smart home automation and generator sales to oil field services and large-scale commercial projects, our licensed electricians bring decades of hands-on expertise — and genuine care — to every job. We don't just wire buildings; we power the communities we call home.

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Residential

If you call the greater Dickinson, ND area home, then you can count on Denny’s Electric for all your electrical contracting needs. Our skilled, trained and carefully vetted electricians are standing by to make your next remodel or new construction project a complete success. Whether you need emergency repair at your home or want energy-efficient upgrades at your investment property, you’re in good hands with Denny’s.

Commercial

We have a proud tradition of driving southwest North Dakota’s economy forward. No matter your line of work or the nature of your commercial property, our crew has the skills and the state-of-the-art tools you need to install new equipment, maintain existing fixtures, and minimize the risk of future electrical issues.

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