Over six decades as regional, industry leaders, BESCO is proud of its success in providing premier electrical services for clients across an array of industries. While we have proudly expanded our capabilities, we remain committed to the electrical expertise our clients have trusted and relied on for the past 60 years. BESCO is your electrical partner for construction projects, maintenance support, and emergency services, delivering excellence every day.

Electrical services has been the cornerstone of the BESCO brand since our founding. We gained our regional footing as a key partner at the nuclear enrichment site in Oak Ridge and have grown into industry leaders throughout Tennessee and across the Southeast region. We are grateful for the trust and commitment our clients have shown us from the very beginning. While we have developed our capabilities beyond just electrical expertise, we remain focused on delivering the highest level of craftsmanship.


From conception to completion, BESCO is your most efficient and effective electric service partner. Since 1950, our team has established industry-leading best practices for completing complex construction projects on-time and on-budget. Our pre-construction team lays out the project in a universally understood code that facilitates seamless communication between all members of the whole team.

BESCO has partnered with clients from a variety of industries, on electrical construction projects large and small. Throughout our rich history, we have had the opportunity to work in well-respected healthcare facilities, highly advanced energy facilities, key government development sites, and some of the top industrial and commercial private companies, across the region.

Emergency Services

Available 24/7, we have a highly accessible emergency response service. Our Service Department consists of teams made up of certified professionals who are equipped with the tools and training necessary to troubleshoot and repair most any electrical issue. We pride ourselves in our ability to deliver service relief under the most stressful of circumstances.

24 Hour Service

When electrical emergencies disrupt your organization, give us a call 24 hours a day, 7 days a week and we'll have a team there to support you. At BESCO, we are committed to keeping your operation running as smoothly as possible.

Storm Response

We are proud to be a trusted partner to governments and private companies across the country for additional support in repairing storm damage and responding to natural disasters.



BESCO is equipped to support and maintain any electrical infrastructure. Our comprehensive resources and expertly trained, highly experienced personnel, ensure unmatched capabilities in the most crucial elements of our electrical projects.

Our goal with each client, whether we are brought on for construction or approached as a maintenance provider, is to build a long-term relationship. We strive to give our clients the peace of mind that their systems will operate reliably so their business continues running at peak performance!


Learn about our mechanical services >


BESCO's mechanical teams offer deep proficiency in fabrication, installation, maintenance, and repair across an array of industries, specifically the automotive, industrial, and institutional sectors. Our certified team of technicians offers top-level expertise in servicing and installing your mechanical systems.

We have proudly grown our Mechanical capabilities to serve clients on a wider array of projects. Based out of our Nashville branch, BESCO Mechanical has quickly become a trusted partner for our clients looking for fabrication, installation, and servicing of their mechanical systems.


BESCO has specialized capabilities in fabrication for the automotive and industrial industry.


Our clients in the automotive, industrial, commercial, and institutional industries trust our expert installers for implementing their specialty mechanical systems.

  • Robotic weld water systems
  • Underground steam & condensate
  • Boilers
  • Chillers
  • Cooling towers
  • Commercial plumbing piping
  • Steam systems (low & high pressure)
  • High Density Poly Ethylene (HDPE)
  • Aquatherm piping & fusion welding
  • Equipment setting


Our team of CFC certified service technicians keep your key mechanical systems running smoothly and minimize your downtime.

Learn about our specialty contracting services >

Specialty Contracting

BESCO offers specialty contracting services for HUD & LITC projects, Section 8 housing developments, and small, private commercial construction. Our team's experience in budgeting, scope definition, and value engineering in both new construction and renovation make us a perfect partner for these areas, at any stage of your project.

Our clients have trusted us with projects ranging from new construction, tenant improvements, rehabilitation, renovation, and modernization. We are a boutique construction group which gives us the flexibility these select projects require and allows us to stay close by your side to reach your end objectives. We are committed to being a partner in building, renovating, and modernizing our community.

Specialty Contracting
Specialty Contracting
Specialty Contracting
Specialty Contracting

Learn about the industries we serve >

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