Call Today for Service (770) 954-8392
Your Gwinnett County Home Service Professionals In

Air Conditioning, Heating, Plumbing and Electrical

We’re Just a Phone Call Away!

  • Casteel of Gwinnett County Buy 3 Get 1 Free Smoke Detectors See Specials
  • Casteel of Gwinnett County $59 A/C Tune-Up See Specials
  • Casteel of Gwinnett County Free Water Heater Upgrade Upgrade 40 to a 50 gallon See Specials

Heating Repair in Gwinnett County

Keep Warm with Casteel Heating, Cooling, Plumbing and Electrical

Casteel Heating, Cooling, Plumbing and Electrical offers amazing service to keep homes warm, comfortable, safe, and energy efficient. Our well-trained and reliable Gwinnett County HVAC service technicians and installers are prompt, clean, and dedicated to doing the job right. We provide free in-home estimates for HVAC services and offer a special guarantee on our heating and cooling work. Our Breakdown-Free Guarantee means that your HVAC system will not break down the season after we conduct a tune-up or we’ll refund you the cost of the tune up.

We offer not only heating repair but also HVAC installation, water heater replacement, electrical repairs, and plumbing services. All of our services are backed by our guarantee that you will get amazing service or your money back. We're confident that our courteous and professional HVAC service technicians and installers, electricians, and plumbers will meet and exceed your expectations.

We'll take amazing care of you. Call us today at (770) 954-8392 for HVAC service in Gwinnett County.

What Sets Casteel Apart

Going Above & Beyond to Deliver Results

When it comes to your comfort, we don't take chances. At Casteel Heating, Cooling, Plumbing And Electrical, we understand the value of excellent customer service. Our trained and certified professionals are passionate about what they do and it shows in the quality of our work. We happily go above and beyond to make sure everything is done according to our high standards.

This commitment to excellence has gained us accolades such as:

  • Home Reports Best Contractor Award - 8 Years in a Row
  • My Home Improvement Magazine's #1 Best Pick Plumber
  • 6 Time winner of the Top 25 Business of the Year Award
  • Angie's List Super Service Award Winner - 2011 through 2016
  • ACHR News Best Contractor to Work for in the Southeast
  • Highly Trained Technicians Casteel verifies all employees with background & drug screening.
  • Amazing Care Guarantee Amazing Care to our customers and we Guarantee it or Your Money Back.
  • No Surprise, Upfront Pricing If the Job requires additional charges, you don't pay for incidentals.

If you need heating, cooling, plumbing, or electrical services in Atlanta, Call (770) 954-8392 Today to get Started.

What Our Customers Are Saying

30 Years of Exceptional Service
And Happy Customers

  • Honesty
  • Integrity
  • Professionalism
  • Amazing Care
  • "We have now used Casteel 2 times for our heating & cooling system. The experience has truly been amazing! On time, clean, efficient, great explanations"

    - L.H.

    From Marrieta, GA
  • "David did an excellent job protecting the house from as much dust as possible from the jack hammering. Afterward, he cleaned up very well. He was professional and we ..."

    - N.B.

    From Marietta, GA

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Contact Us (770) 954-8392 Areas We Serve
  • auburn
  • braselton
  • buford
  • dacula
  • duluth
  • grayson
  • gwinett
  • gwinnett
  • lawrenceville
  • lilburn
  • norcross
  • peachtree corners
  • snellville
  • 30011
  • 30017
  • 30019
  • 30039
  • 30042
  • 30044
  • 30045
  • 30046
  • 30047
  • 30049
  • 30071
  • 30078
  • 30092
  • 30093
  • 30096
  • 30097
  • 30517
  • 30518
  • 30519