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48 Years
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Emergency
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Expert HVAC Services in Knoxville, TN
Neilson Heating & Air Conditioning has been a trusted name in HVAC services since 1978, serving Knoxville, TN, and surrounding counties. As a veteran-owned and locally operated business, we combine decades of expertise with a commitment to personalized service. Our fully licensed, bonded, and insured team specializes in residential and commercial heating and air conditioning solutions, including installations, repairs, and 24/7 emergency services.

We pride ourselves on treating customers like family, offering free estimates and discounts for veterans, police, and firefighters. With a focus on quality workmanship and customer satisfaction, we guarantee all our services and work closely with insurance companies to streamline claims. Our deep understanding of local climate needs ensures year-round comfort for homes and businesses alike.
Services
Residential Heating Commercial Air Conditioning Emergency Repairs Equipment Replacement Insurance Claims
Details
  • Year established: 1978
Highlights and features
  • We offer 24/7 emergency HVAC services for urgent needs.
  • Our team is fully licensed, bonded, and insured for your protection.
  • We guarantee all workmanship and equipment replacements.
  • Special discounts available for veterans, police, and firefighters.
  • Free estimates provided for all system replacements and repairs.
What people say
Excellent customer service Prompt emergency response Knowledgeable technicians Fair pricing Reliable repairs
Services
Residential Heating
We provide comprehensive heating solutions for homes, including installation, maintenance, and repairs. Our experts handle all brands and ensure efficient, long-lasting systems. Customers benefit from 24/7 emergency support and special discounts for first responders.
Commercial Air Conditioning
Tailored air conditioning services for businesses ensure optimal comfort and productivity. We install, service, and repair commercial HVAC systems with minimal disruption. Our veteran-owned team guarantees quality work and collaborates with insurance providers for seamless claims processing.
Emergency Repairs
Our 24/7 emergency repair service addresses urgent heating and cooling issues promptly. Available around the clock, we prioritize rapid response times and transparent pricing. Customers receive free estimates and guaranteed workmanship for peace of mind.
Equipment Replacement
We offer equipment replacement services with $100 off on new installations. Our technicians recommend energy-efficient systems tailored to your property's needs. All replacements come with warranties and free estimates to ensure informed decisions.
Insurance Claims
We streamline insurance claims for HVAC damage, working directly with providers to simplify the process. Our team ensures accurate documentation and fair compensation, reducing stress for homeowners and businesses during repairs or replacements.
Questions
What HVAC services do you offer?
We provide residential and commercial heating, air conditioning, emergency repairs, equipment replacements, and insurance claim assistance.
Are you available for emergencies?
Yes, our 24/7 emergency service ensures prompt help for urgent HVAC issues.
Do you offer discounts for first responders?
We provide special discounts for veterans, police, and firefighters as a token of appreciation.
What payment methods do you accept?
We accept cash, check, Discover, MasterCard, and Visa for all services.
Do you work with insurance companies?
Yes, we collaborate directly with insurers to handle claims efficiently for repairs or replacements.
How can I schedule service?
Call (865) 207-9271 anytime or use our online form to request immediate assistance.