About Del-Air Mechanical
Comfort Has Been Our Career for 39 Years!
For over 39 years, Del-Air has been serving the greater Knoxville and East Tennessee markets as an unlimited licensed mechanical contracting and service company. Dwane Lay started this company in 1980 with little money, one service truck, and an unmatched determination to succeed. Today, with more than 150 full-time employees, Del-Air Mechanical continues to grow while maintaining the honesty, integrity, and professionalism with which this company began. We remain focused on our customer and employee needs.
Why Choose Del-Air Mechanical?
Del-Air is comprised of four main divisions that work as a close-knit operation providing commercial construction, HVAC, plumbing and pipe-fitting service to the educational, industrial, retail, office building, biotechnology, and manufacturing markets.
Our business practices include:
- A robust Industrial Safety Program and trained workforce
- An ISO-compliant Quality Management Program
- Lean principles that are intentionally applied to all projects
- Projects that are thoughtfully planned to increase productivity and reduce wasted time, manpower, and materials
- Project management best practices are focused on improving each project performance for all stakeholders
- Unlimited bonding capability & strong financial stability
- Utilizing Sage 300 construction management financial and project management software
But despite our grand size and extensive capabilities, we are a family owned and operated business. We’re small enough to treat each client with the individualized care and attention they deserve. When you contact our skilled Knoxville technicians, you can rest assured you are not just another number in our system—you are our colleague in the business community and we are here to make sure you succeed.
For commercial heating, AC, and plumbing services in Knoxville backed by over three decades of experience, call Del-Air Mechanical! We also serve businesses in Powell and surrounding areas.
Building RelationshipsRead reviews from our happy customers!
Cannot say enough about everyone at Del-Air!- Katie DePersio, Executive Director, Tennova Health & Fitness
Del-Air has been an outstanding partner for us- James Lusby, Home Federal Bank
I have and will continue to recommend Del-Air to others.- Ryan Chinn, R&R Properties
Trustworthy- Elif T
Satisfied Customer- Ryan D
Why We're the Premier ChoiceHonesty, Integrity, Commitment & Professionalism.
We look at the entire problem and provide realistic solutions for each and every job. By sending the same technicians out when possible we build strong relationships with existing customers.
Award Winning Service
We are honored to have received recognition from great organizations including the ACCA and INC 5000. We will continue to innovate in the HVAC community and strive for perfection.
We are highly recognized for our Safety & Health Program. Our goal is to always provide a safe working environment for our team.
Longevity & Community Driven
Family owned and operated in Knoxville since 1980. A staple in the community for professional work and stellar customer service.
Learn more about what it takes to work in the fast paced HVAC, plumbing, construction and industrial industries.