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Knoxville Construction Contractors

Commercial Facility Specialists

Constructing a new building, whether it’s a warehouse, office, shop, or apartment complex, is a substantial undertaking. You don’t want just any contractor overseeing the work—you want someone with a proven track record of planning and installing the complex systems that will make your building operate comfortably and efficiently.

What We Bring To Your Project:
  • Comprehensive project management
  • Project commissioning
  • Value engineering services
  • Unlimited Licensing
  • Strong bonding capability
  • Experience in a wide variety of systems
  • Experienced field managers
  • On-time project completion

Markets We Serve

Del-Air Mechanical is the contractor you can trust for commercial construction in Knoxville. Our 39 year history and our robust portfolio of completed projects show that we can handle any facility challenge, ensuring a greater chance of success for your construction project and your business.

We proudly serve the following markets:

  • Industrial
  • Education
  • Medical
  • Retail
  • Office Buildings
  • Biotechnology
  • Manufacturing

Taking Care of Your Building’s Most Essential Systems

At Del-Air Mechanical, we are not single-specialty contractors. We have experience in all the systems your commercial facility needs to run smoothly.

These systems include:

  • Ventilation and ductwork
  • Heating and cooling units
  • Temperature and humidity control
  • Plumbing
  • Drain and sewer

Our expertise lets us understand the big picture of how all these systems fit together. We can bring our knowledge of each of these areas to the design phase, making your facility the most effective and efficient it can be. This means less expense and headache for you, and smooth operation from the moment your facility is completed.

Our Completed Projects

Examples of our handiwork are visible all over Knoxville, Powell, and the surrounding areas. If you’re interested in our work, look for yourself—we believe our work stands on its own and so do our satisfied customers.

We have worked on several notable buildings for the University of Tennessee and nearby organizations including:

  • University of Tennessee Music Center
  • JIAMS, the Joint Institute for Advanced Materials Science
  • McKenzie Lawson Building
  • Neyland Stadium Skybox Addition
  • Pigeon Forge Water Treatment Plant
  • Rocky Top Sports Complex
  • Cumberland Ave Site Utilities
  • University of Tennessee Student Housing

Talk to our experienced contractors about your Knoxville construction project: (865) 205-9929.

Building Relationships

Read reviews from our happy customers!
  • Cannot say enough about everyone at Del-Air!

    “Cannot say enough about everyone at Del-Air!”

    - Katie DePersio, Executive Director, Tennova Health & Fitness
  • Del-Air has been an outstanding partner for us

    “The staff at Del-Air is friendly, personable, and easy to communicate with.”

    - James Lusby, Home Federal Bank
  • I have and will continue to recommend Del-Air to others.

    “We appreciate your service and hope to work with you again!”

    - Ryan Chinn, R&R Properties
  • Trustworthy

    “Excellent craftsmanship!”

    - Elif T
  • Satisfied Customer

    “I would highly recommend using Del-Air!”

    - Ryan D

Why We're the Premier Choice

Honesty, Integrity, Commitment & Professionalism.
  • Problem Solvers

    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.

  • Safety First

    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.

Career Opportunities Looking for a career in commercial HVAC?

Learn more about what it takes to work in the fast paced HVAC, plumbing, construction and industrial industries.