NEED US NOW? We provide 24/7 Electrical & Mechanical services.

Always on The List

BESCO has been a leading electrical contractor in our region for decades. We’re proud to have been a part of some of the area’s most challenging and high-profile projects. Look around town or across the skyline, and you’ll likely see a facility that BESCO has worked on.​

In our Knoxville market, we are proud to offer complete mechanical, electric, and plumbing services alongside our sister company, Engert Mechanical Contractors. Founded in 1935, Engert has a long-history of delivering mechanical excellence in the Knoxville market. The company became part of the BESCO family in 2021.

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Always where you need us

While we're tightly connected to communities in Tennessee, Kentucky, and West Virginia, our electrical teams are licensed across the country and prepared to travel wherever you need us.

What we do

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Our BESCO construction team supports customers with electrical, while our sister company, Engert, supports with mechanical, and plumbing contracting across many industrial and commercial industries.

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BESCO is always on, right where you need us. Our local service divisions are available 24/7 to keep your lights on and get your community or facility back online.

Need help now?


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Defined by Our Team

BESCO takes pride in our people, hiring and working with the region’s best craft labor and talent. Whether in the field, in the shop, or in our offices, we select motivated and skilled individuals to ensure that we’re always on.

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Ensured by Our Safety

Safety is the first and last concern of every BESCO employee. Our culture of safety seeks to ensure that everyone goes home at the end of the day and work is never interrupted due to an incident.