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50+ Years
experience
Emergency
services
Trusted Electrical Contractors in Knoxville, TN
BESCO has been a trusted regional electrical contracting leader for over 85 years, serving Tennessee and surrounding areas with unwavering commitment to safety, quality, and customer satisfaction. Our 24/7 service model ensures immediate response to electrical emergencies, storm damage restoration, and planned maintenance needs across commercial, industrial, and utility sectors. With combined expertise spanning generations, we maintain industry-leading safety standards through rigorous training and daily workplace evaluations.

Our investment in skilled personnel and advanced equipment enables comprehensive solutions for new construction, system upgrades, and emergency repairs. As a community-focused organization, we actively support local initiatives while maintaining national service capabilities through our licensed teams. The 2021 integration with Engert Mechanical Contractors expanded our capabilities to offer complete MEP solutions under one roof, enhancing project efficiency and accountability.
Services
Electrical Service Storm Response Mechanical Plumbing Construction Service
Details
  • Year established: 1935
Highlights and features
  • We offer 85+ years of combined electrical contracting experience
  • Our teams provide 24/7 emergency service availability
  • We maintain industry-leading safety certification programs
  • Our skilled electricians use advanced diagnostic equipment
  • We support local communities through volunteer initiatives
Services
Electrical Service
Our 24/7 electrical service division handles emergency repairs, system maintenance, and power restoration for commercial and industrial clients. Trained technicians use advanced diagnostic tools to resolve issues with electrical infrastructure, ensuring minimal downtime. Fully equipped service vehicles enable rapid response to any location within our service area.
Storm Response
Specialized storm response teams provide rapid power restoration after severe weather events. Mobile crews deploy within hours to repair transmission lines, substations, and damaged electrical systems. Our nationwide licensing allows cross-state support during large-scale emergencies while maintaining local service commitments.
Mechanical
Through our Engert Mechanical subsidiary, we offer complete HVAC installation, maintenance, and repair services for commercial buildings. Expert technicians handle complex systems including chilled water, steam, and refrigeration units. Shop fabrication capabilities improve project timelines through pre-assembled components for field installation.
Plumbing
Our certified plumbers handle medical gas systems, wastewater management, and industrial plumbing applications. 24/7 service teams address emergency repairs while maintaining compliance with healthcare and industrial standards. Prefabrication facilities enhance installation efficiency for large-scale projects.
Construction
Full-service electrical contracting for new commercial and industrial construction projects. Our teams manage complex installations from design phase through completion, maintaining coordination with mechanical and plumbing systems. Experienced project managers ensure adherence to timelines and specifications.
Questions
What electrical services does BESCO offer?
We provide 24/7 electrical repair, storm response, system maintenance, and new construction services for commercial and industrial clients.
Do you offer emergency services after hours?
Yes, our fully staffed service fleet operates 24 hours a day, 7 days a week for urgent electrical needs.
What areas do you serve?
We primarily serve Tennessee, Kentucky, and West Virginia with nationwide capabilities through our licensed teams.
Are mechanical and plumbing services available?
Yes, through our Engert Mechanical subsidiary, we offer complete MEP solutions for commercial projects.
How does BESCO handle storm emergencies?
Our specialized storm response teams deploy within hours to restore power and repair electrical infrastructure damage.
What safety certifications do you maintain?
We enforce rigorous safety training programs and daily workplace evaluations to maintain industry-leading safety standards.